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STATE OF CALIFORNIA STATE WATER RESOURCES CONTROL In the Matter of the Petitions of BOARD 1 1 FRIENDS OF THE SEA OTTER AND DEPARTMENT OF FISH AND GAME ORDER 1 NO. WQ 90-I ) ) ) ) ) ) ) For Review of Orders Nos. 88-09 and 88-183 of the California Regional Water Quality Control Board, Central Coast Region, NPDES Permit No. Our Files Nos. A-595 and CA0049280. A-595(b). 1 BY THE BOARD: On November Quality Control adopted Orders waste discharge effluent plant. 18, 1988, the California Board, Central Coast Region Nos. 88-09 and 88-183. requirements in a waiver of treated Order No. 88-09, the Regional Board concurred Protection Section 1251 et seq. Department No. 88-09 contains treatment 301(h) No. 88-09. Board), owned Section and desist Water publicly of secondary Environmental (Regional for the ocean discharge from the City of Watsonville's In issuing Order Regional treatment Agency of the federal requirements (EPA), as authorized Clean Water Order No. 88-183 from discharging Petitioners, wastewater Friends of Fish and Game by the federal Act, directs 33 U.S.C. the City to cease in violation of the Sea Otter (Department), under of Order and the filed timely petitions for review challenge of Orders the Regional that the criteria requirements 88-09 and 88-183.l Nos. Board's actions for a waiver the federal wastewater except Elimination System 1342. Water Resources with Control sources addition, assure Code these permits include by EPA. waters any more with Control are issued by the State and !the nine Boards, See id. Section the discharge through in accordance 1342(b); stringent receiving of pollutants the application The permits requirements. state and federal Discharge 13370 et seq. regulate treatment may of the United Pollutant (State Board) Quality Section to surface compliance applicable Water permits technology-based no person See 33 U.S.C,.A. Sections permit. Board adopted Water NPDES point by a National In California, regulations Act, to the ocean or other waters (NPDES) Regional California treatment BACKGROUND Clean Water as authorized 1311, California on the ground have not been satisfied. Under States principally of secondary I. discharge Petitioners limitations water standards requirements. from of must, necessary in to and other 33 U.S.C. Section 1311(b)(l)(C). 1 .The Ventana Chapter of the Sierra Club also filed a petition in this matter. The petition was dismissed after the Sierra Club failed to submit an amended petition, complying with this Board's petition regulations. See 23 C.C.R. Section 2050 et seq. -2- P , : NPDES (POTWs) must permits include upon secondary issued technology-based The Administrator treatment in terms of three (BOD), suspended Section shall not exceed removal In California to ocean waters standards Water 30 milligrams of SS in the influent Id.(b).2 POTWs solids NPDES must for ocean waters Quality Control Plan). These include a standard Plan, standards which See 40 C.F.R. that, on specify effluent (mg/l), and the percent must be at least 85 percent. permits issued for discharges also comply with the water established in the State Board's Ocean Waters generally referred quality of California requires 1988 (Ocean The standards by EPA. 75 percent to as "advanced from removal of primary". In 1977 Congress amended the Clean Water Act to include 33 U.S.C. Section 1311(h). 301(h). authorizes I’ oxygen Plan at 6. Section .. 1311(b)(l)(B) of SS in treated per liter based secondary EPA regulations have been approved SS, a level of treatment Ocean (SS), and pH. the concentration a 30-day average, Sections biochemical parameters: works limitations of EPA has defined In particular, 133.102. owned treatment effluent See 33 U.S.C. treatment. and 1342. demand to publicly EPA to waive the requirement This section of secondary treatment ll_n1-1-* __/-y----...____.-._ _____-____ 2 Section 133.102 imposes identical requirements for BOD concentrations. In addition, the regulation specifies that effluent values for pH must, in general, be maintained within limits of 6.0 to 9.0. -3- the for POTWs discharging demonstrates into marine that the following waters, criteria if the applicant 0 are met: "(1) there is an applicable water quality standard specific to the pollutant for which the modification is requested, which has been identified under section 1314(a)(6) of this title; (2) the discharge of pollutants in accordance with such modified requirements will not interfere, alone or in combination with pollutants from other sources, with the attainment or maintenance of that water quality which assures protection of public water supplies and the protection and propagation of a balanced, indigenous population of shellfish, fish and wildlife, and allows recreational activities, in and on the water; (3) the applicant has established a system for monitoring the impact of such discharge on a representative sample of aquatic biota, to the extent practicable, and the scope of such monitoring is limited to include only those scientific investigations which are necessary to study the effects of the proposed discharge; (4) such modified requirements will not result in any additional requirements on any other point or nonpoint source; (5) all applicable pretreatment requirements for sources introducing waste into such treatment works will be enforced; (6) in the case of any treatment works serving a population of 50,000 or more, with respect to any toxic pollutant introduced into such works by an industrial discharger for which pollutant there is no applicable pretreatment requirement in effect, sources introducing waste into such works are in compliance with all applicable pretreatment requirements, the applicant will enforce such requirements, and the applicant has in effect a pretreatment program which, in combination with the treatment of discharges from such works, removes the same amount of such pollutant a,s would be removed if such works were to apply secondary treatment to discharges and if such works had no pretreatment program with respect to such pollutant; (7) to the extent practicable, the applicant has established a schedule of activities designed to eliminate the entrance of toxic pollutants from nonindustrial sources into such treatment works; @ '. 'c; (8) there will be no new or substantially increased discharges from the point source of the pollutant to which the modification applies' above that volume of discharge specified in the permit; (9) the applicant at the time such modification becomes effective will be discharging effluent which has received at least primary or equivalent treatment and which meets the criteria established under section 1314(a)(l) of this title after initial mixing in the waters surrounding or adjacent to the point at which such effluent is discharged."3 Under incorporating resides Section 301(h) authority a waiver of secondary in the Administrator however, concur Section 301(h). authorizing constitute Id. the State's The State must, Id. waste permit, requirements, of a modified In California a discharge treatment of EPA. in the issuance to issue an NPDES permit under dischatrge requirements at less than secondary treatment in the issuatice of a 301(h) concurrence waiver. The City of Watsonville facility Pajaro serving County District. c the City, Sanitation On September a wastewater operates Freedom District, County Sanitation and Salsipuedes 13, 1979, the City applied waiver for the discharge from its facility. City's treatment annual flow of 8.15 million plant provided primary gallons District, Sanitary for a 301(h) At that time the treatment per day treatment (mgd). for an average The 3 Section 301(h) was amended on February 4,,1987, by Public Law 100-4. Two new provisions were added, Subsections (6) and (9). EPA's Tentative Decision granting Watsonville a Section 301(h) waiver indicates that the City's application was reviewed for compliance with Section 301(h), as amended by Public Law 100-4. See Tentative Decision of the Regional Administrator, dated July 29, 1987, Pages l-5. -5- effluent was discharged feet of water to Monterey at the'end Bay through a diffuser of a 3,850 foot long ocean in 40 EPA outfall. the City's application on June 5,, 1985. The City then submitted a revised application on May 30, 19,86. The revised was based upon an improved tentatively denied application involving design and configuration a new parallel plant, ocean annual average effluent Inc., evaluated Tech, Technical Review EPA issued 29, 1987 dated order, discharge June (Tentative requirements hearing the City a Section public comment 25; 1988. testimonv 1986 approving Board Administrator the application staff subsequently for the Watsonville of on prepared Board conducted On a joint decision and on the proposed was kept open after the hearing Board on the DroDosed received a and waste discharge. on EPA's tentative 301(h) waiver The Regional a Based upon (TRR). both an NPDES permit testimony period an Tetra and prepared the Regional EPA and the Regional to receive to discharge Decision). constituting 10, 1988, December, decision of the existing An EPA consultant, application in the report, EPA and Regional draft sought a permit the revised a tentative to the treatment and extension flow of 11 mgd. Report, the recommendations July land outfall, The application outfall. changes discharge, to grant order. The until June additional1 public order on November 18, 1988. At the t -6- conclusion I 0 88-09 of the hearing and Cease not signed the Regional and Desist Order Board adopted Order No. 88-183.4 No. 88-09; consequently, Order To date, the order No. EPA has is not \. currently in effect. See Order No. 88-09, II. Contention: 1. Board failed Monterey to adequately alleges harvesting. the discharge of toxic of discharging raises Department, No. 88-09 chlorine toxic Friends failed similar posed the by the prey species, impacts Petitioner, in addition, regulate and consider and the cumulative into the bay. fails to properly habitat to adequately issues and, in of the Sea Otter, in sea otter bacteria, substances of waters uses of sea otter substances of pathogenic that the Regional the quality Petitioner, Board contend to the sea otter and its habitat bioaccumulation Order protect that the Regional D.l. AND FINDINGS Petitioners Bay for the beneficial shellfish threat CONTENTIONS Prov. the contends the discharge that of to the bay. Finding: Clean Water Ocean Plan Both the Ocean Act require specifies protection Plan and Section of marine that the beneficial 301(h) communities. of the The uses of ocean waters 4 Cease and Desist Order No. 88-183 was issued for violation of the BOD, SS, and chlorine residual effluent limitations in Order The Regional Board anticipated that the cease and No. 88-09. desist order would be in effect for only a few months. Under Order No. 88-183, the City was required to achieve full compliance with Order No. 88-09 at February 1, 1989. -/- , that shall be protected harvesting, The Ocean and.rare include marine and endangered Plan establishes habitat, species. a water quality shellfish Ocean Plan at 1. objective requiring that: I. "Marine communities, including vertebrate, invertebrate, and plant species, shall not be degraded." Id. at 4. Degradation the discharge density, on such factors of normal species". by analyzing the effects as "species diversity, growth contamination, supplanting species anomalies, population debility, by undesirable plant of or and animal Id. Appendix. Section 301(h) protection of marine applicant demonstrate alone is determined contains life. Section with pollutants the attainment or maintenance the protection and propagation an ecological EPA has defined community will quality of a balanced, and wildlife. a balanced, for the \ @ that an not interfere, from other of that water of shellfish;fish 1311(h)(2), requirements 301(h) requires that the discharge or in combination population similar sources, which with assures . indigenous 33 U.S.C. indigenous Section population as which: "(1) Exhibits characteristics similar to those of nearby, healthy communities existing under comparable but unpolluted environmental conditions; or; (2) May reasonably be expected to become reestablished in'the polluted water body segment from adjacent waters if sources of polluti,on were removed." 40 C.F.R. Section 125.58(f). -8- .I -r e In order / ,- 0 indigenous ecological zone of initial of initial affected community dilution dilution where marine it is appropriate of these is listed Endangered Species otter population be slightly population as compared earlier Service Id. The growth to increases in Washington state, (USFWS) otters along sea to recover the population from may now rate of the California by the USFWS of 17 percent lutris A 1986 the southern it began since in this century, has been estimated populations Although TRR at 147. and the federal 1531 et seq. Fish and Wildlife has been growing declining. Section under (Enhydra 1,300 to 1,400 post-juvenile coast. near extinction otter States approximately the California 16 U.S.C. Act, or potentially the extent sea otter species as a "threatened" the zone and shellfish to first examine The southern the of the modified on sea otter habitat uses. by the United counted life is actually the impact harvesting, beyond areas beyond In order to assess a balanced, immediately Id. Sec. 125.61(~).5 discharge census must exist and in all other Watsonville nereis) to be granted, by the discharge. intensity 0 for a 301(h) waiver at about to 20 percent Alaska, 7.5 percent, in other sea and British 5 The "zone of initial dilution" is defined in EPA regulations as the region of initial mixing surrounding or adjacent to the end of the outfall pipe or diffuser ports. 40 C.F.R. Section 125.58(w). t -9- I Columbia. Friends Authorities of the Sea Otter, (FSO Memorandum) Monterey otter. of Points and 0 at 5. Bay provides A rec'ent census Memorandum 1) important by the USFWS habitat counted ,", for the sea over 150 otters in .* the bay. Petition of Friends of the Sea Otter Kelp beds on rocky bottoms at 4. the sea otter Watsonville benthos, for resting foraging. have is termed sea otters reside Endangered Species migratory been sighted "occasional". Consultation at 5. travelling Evidence therefore, that the use of bay waters both an historical Finding 17 of Order vicinity clams winter No. 88-09. Finding clams. 7 September presumed Santa 20, 1985 to be on the e\ Cruz and the conclusion, for sea otter Existing include habitat is described clamming the collection is area beaches establishing The Department in uses in the of undersized and the collection 17 also recognizes has considered size Pismo is harvesting up on the Watsonville storms. dated two use. in the surf zone by poachers The Department small of shellfish of the discharge clams washed Section supports and an existing The extent outfall. between Monterey. their to the USFWS, letter, in the record for According And, the outfall path of otters by a sandy-bottom in the area although Id. of The which may be used by the otter off the Watsonville (Sec. 7 Letter), habitat TRR at 148. is surrounded outfall,' in contrast, Otters presence are the preferred and feeding. a type of habitat (FSO Petition) of surf during two potential a legal uses. fishery also recognizes 1 heavy for a 3 r -lO- R potential commercial offshore has not been realized the near surf clam to date, The latter use fishery. nor is it anticipated however, in future. k a. Toxic Substances Petitioner, discharge habitat of advanced plant bioaccumulation Watsonville unlikely bioconcentration to assess would also be low. impacts sea otter Nevertheless, pesticides pollutants, in caged mussels dilution /NY’ i___.-_ ---___--. -ll- for Tentative in the EPA and the Regional that Watsonville and excluding deployed, monitoring from the on sea o-tters abdundance the bioaccumulation of all priority at the zone of initial 8 substances in Order No. 88-09 a requirement a proposal of toxic EPA, on the other hand, to be low, the potential because that the sea otter of bioaccumulation substantial Id. contends will degrade of toxic substances In general, area is low. included and certain was expected of these at 76. considered submit threat that since the discharge Watsonville Board effluent in sea otter prey species. concluded Decision of the Sea Otter, primary due to the increased substances were Friends asbestos, at a minimum, stations and at a I reference Monitoring station.6 and Reporting Program No. 88-09, Sec. VI, B. The potential biota impacts is a factor which of toxic substanc'es on marine must be considered in analyzing . whether a . modified,30l(h) population toxic of shellfish, substances in the Ocean waters See Ocean however, primarily in waste Table primarily marine B, at 7. for the protection resulting impacts of seafood. regulated Ocean Ch.III.B.3. with both the requirements Plan. of and the consumers substances in the Ocean 301(h) the life; and they, and human For purposes of Section implement of accumulation of toxic objectives of effluent were developed, and sediments bioaccumulation narrative Ch.II.D.l, the issues communities to ocean in the Ocean of aquatic organisms to ecological Rather, through Plan, in marine which These objectives for the most part, do not address toxic substances the inclusion contained of is also addressed substances requirements, for toxics indigenous The discharge waters of toxic through discharge objectives Plan, a balanced, fish and wildlife. The discharge Plan. quality will assure to California's is regulated limitations water discharge is Plan. 'See of compliance and the Ocean Plan, 6 "Priority pollutants" refer to the 126 pollutants listed in The 126 prior'ity pollutants Appendix A to 40 C.F.R. Part 423. are derived from the 65 classes of compounds listed at 40 C.F.R. The "pesticides" are those referred to in the Section 401.15. demeton, They include: EPA regulations on Section 301(h). and parathion. Id. guthion, malathion, mirex, methoxychlor Section 125.58(m). -12- therefore, one must analyze substances in marine the data on concentrations biota in the region of toxic of a proposed 301(h) discharge. The City of Watsonville bioaccumulation extended studies outfalls, as well as State Mussel are the 1980 Mussel and Shellfish Monitoring Shellfish Study, The results Bioaccumulation bioaccumulation were outfall: the zone of initial reference station five kilometers collected after the stations, proximity -~-_____ to the outfall ___ stations the zone of initial and at a from the outfall. 32 weeks. found in tissue between and examined at three dilution; 9 weeks and again after the relationship the 1980 Fish Baseline Study within outside were The four inconclusive. in caged mussels dilution; differences to address the 1984 Fish and Shrimp Bioaccumulation of metals to the existing significant Study, and of the 1980 and 1984 Fish Studies The 1980 Mussel relative Rioaccumulation data, 179-196. Study and the 1986 Watsonville Study. from four Watch See TRR, Pages Bioaccumulation Bioaccumulation data done in the area of the existing the issue of bioaccumulation. studies submitted tissue Mussels were Although concentrations concentration among and was not consistent. ._______. .___-_--_..~~_ ..-_-.----- --_ -----:7 . For example, concentrations of mercury, to exceed EPA water quality criteria substance aquatic were for protection life at the edge of the new zone of initial not significantly Concentrations substantially relatively Bay. the only toxic. of cadmium between high Watch cadmium central Report determine attributed to upwelling California of higher waters, in the record, the cadmium cadmium as compared however, . increased The applicant concentrations as the source The data whether stations the in Monterey was also cited in the 1985-1986 and northern California. at the outfall State levels in to southern are insufficient levels can be attributed to to upwelling. Mean below the 95 percent on both which concentrations sampling 95 percent Elevated dates. of all other metals Data Level Watch measurements fall. applicant concentrations copper, mercury, that the mean were (EDL 95), at all points from 1977 to 1987 for a substance indicated analyzed The EDL 95 is the concentration of the State Mussel Data provided lead and zinc in mussels below taken by the of silver, collected at the _.._____ __/------_________-.-----_________ _..C-’ .._.-.---- ---- - 7 EPA water quality criteria are established pursuant to Section 33 U.S.C. Section 1314(a). They 304(a) of the Clean Water Act. are numerical values used to evaluate whether or not priority pollutants are present in receiving waters in concentrations'that Like the Ocean Plan Table B toxic adversely affect aquatic life. objectives, the EPA criteria do not, in general, address of issue of accumulation of toxic substances in marine organisms and sediments. -14- 0 dilution, among all stations.7 sample dates. This phenomenon Mussel different of * Watsonville Mussel sites were Watch reference Concentrations were higher However, mussels source manganese exposed Head reference station, transplanted concentrations Bioaccumulation unrelated cycle, of these Most mussel tissue fall. and muscle except asbestos, In samples taken the data do not problem. Study and beyond tissues below upon this fact and speckled zone of initial zone of initial dilution, pollutants. factors, measurements Based sites, Monitoring from the existing pollutants, Watch of a bioaccumulation In the 1986 Baseline dilution, such as the EDL 85's, the concentration with reference the presence as conditions. the impact of the State Mussel upon the comparisons may change in the 1980 Mussel from 1977 to 1987 for a substance nonpriority in the of waste, and oceanographic concentrations. were below 85 percent of initial higher than in the in mussels to the discharge Study to determine if any, on tissue priority to Watsonville, of metals data were collected proposed sites. at the Bodega of factors collected reference were Insufficent were Watch at Watsonville concentrations reproductive indicate and chromium and chromium the season, which at the State at Watsonville. Tissue concentrations recorded 1977 and 197'8. manganese, than the State Mussel of the mussels a result to levels areas during of cadmium, collected mussels comparable were sanddab dilution, the proposed analyzed the zone for all the and 'for six volatile from the existing zone of initial dilution, only p,p'-DDE, DDT was not detected existing sanddab muscle compared The source dilution. tissue from the three sampling and zinc which were higher The results the State Mussel submitted Watch of metals stations Notably of Watsonville sources high in marine biota not detected treatment in Watsonville's plant is a much of pesticides when The applicant bioaccumulation no studies evaluate impacts or their prey compared by were also found at a station indicate that of pesticides substances indicating were that the if not insignificant, to agricultural In fact, according specifically species. activities. discharge to the USFWS, to measure to either at 5. do not indicate that toxics have impaired the Regional -16- and sea otters that the bioaccumulation discharge Consequently, conducted Sec. 7 Letter by the applicant shellfish. station. did not submit any data addressing from wastewater Watsonville These less important, In sum, we conclude submitted effluent, in sea otters. have been were area. . except conducted to the bioaccumulation in the Watsonville ,. levels of toxaphene, The results Slough. contribute study Board wildlife could 0 in different, Moss Landing I, and DDT and its derivatives at the mouth existing pesticide the were at the outfall in the vicinity'of by the applicant. endosulfan nonpoint of a special within of the DDT could Concentrations from the data. was detected. or the sediments and were not found to be significantly for chromium source in the effluent zone of initial not be determined a DDT derivative, data in the habitat reasonably or conclude should that bioaccumulation not be a significant Board's requirements inclusion addressing in both Monitoring and Reporting in Order contend human may threaten of pathogens ingestion of contaminated chlorination Petitioners absorbed See VI. method responds Board indicate that the bacterial are inappropriate either through limits are strongly included treatment than advanced bacteria results primary. in Order deserves process removal Of course, can also be decreased -17- The in the record with particulate in greater that the to No. 88-09 meet the limits. 301(h) waiver associated or through shellfish. is nothing by petitioners ingestion, is inappropriate. or that the City cannot in the Section direct contends by the City and threaten that pathogenic onto particles, that there The issue raised consideration allege additionally selected of pathogenic of shellfish prey, particularly Regional pathogenic with the of toxic Section that the discharge consumption the Department, Petitioner, solids we concur prey species. No. 88-09, sea otters especially secondary to Watsonville's No. 88-09 of monitoring and their Program the sea otter population. bacteria respect prey species Pathogens may preclude bacteria with this conclusion, sea otters Petitioners bacteria in sea otter the issue of bioaccumulation substances b. concern To confirm 301(h) discharge. Regional of toxics careful because matter, and of suspended concentrations by chlorination. of (1) Compliance with Ocean Plan Bacteriological The Ocean .Plan contains measured bacteria, fecal coliform, Ocean Plan, rather by the conventional Ch.1I.A.. is determined are ambient collected and harvesting. . standards, and compliance from samples for total and shellfish The objectives limitations, objectives indicators, for both body contact than effluent standards water quality Limits with the in the receiving waters. Order standards ~ ‘. incorporates for body contact No. 88-09, ! No. 88-09 C. Receiving shellfish bacterial limits only at shoreline Finding 17. for shellfish harvesting 60-foot contour feasible would Order No. 88-09 also Order to achieve a total milliliters (ml). to ensure bacteria The in Order No. 88-09 are at the present time. surf clam harvesting No. 88-09, Finding includes No. 88-09 requires coliform These that the Ocean effluent limitations @ the proves 17. Effluent for Limitations of the effluent of 106 per 100 were included Plan receiving limits limitations disinfection concentration Id. to approximately Order No. 88-09, total and fecal coliform. B.5 and 6. 1.a. and b. be necessary if commercial in the future. Order locations Plan Order harvesting. Limitations, included Ocean to Order No. 88-09, the bacterial According depth and shellfish Water applied the applicable water in the order objectives for were not exceeded. Both the City of Watsonville Tetra Tech, developed models and the EPA consultant, to analyze the question of whether -18- -- 0 e the City's limits 301(h) contained originally meeting without bacteriological this model, lower than if the effluent body contact 106/100 ml, body contact contour for all cases except worst days with surfacing. a 100 percent Under standards probability the latter a model of Ocean Plan According to not be violated concentration to predict considered would was nearshore only compliance of the model results, concentration of 5 x be met at the 30 foot case conditions; i.e., cloudy of the discharge conditions, of (ml). that, with an effluent Tech concluded the results 207-224. would On the basis standards. and 301(h) waiver coliform The Tetra Tech model of of die-off of violations standards Tech also developed levels. the intent included See TRR, Pages harvesting contour with by means 5 x 106 per 100 milliliters Tetra coliform standards. the bacteriological in its revised the frequency shellfish at the lo-foot outfall The City Engineers predicting with The City of Watsonville objectives chlorination. by Montgomery application Tetra water comply Plan. its extended the receiving a model would in the Ocean designed dilution, with discharge plume EPA estimated that there , would be a one percent contact standard Tentative allow during Decision case conditions, at 44. contact of violation of October limitation to be met. harvesting of the body and November Tetra Tech concluded standards Plan shellfish than the body the months an effluent body contact the Ocean probability that, of 3 x 106/100 It should standard only. in worst ml would be noted that is 14.3 times lower standard. -19- em ’ Based effluent 106/100 upon this data, limitation .ml. concentration This for coliform concentration which or Tetra sensitivity values. complex Board particular, we note Watsonville discharge discharger to analyze indicate met, No. 88-09, the Regional requirements includes Board upon to determine the modeling program collected organisms. VI.A.2. Plan bacteriological can revise and Reporting limits acted reasonably, on the basis of the available data are not being limitations that the Regional coliform -2O- and fecal the monitoring In sum, we conclude the effluent In the for total the coliform will for the Monitoring Should permit data. requiring No. 88-09. in selecting we conclude by ambient Order record, is very in the draft a provision any mollusks that the Ocean a for the predicted As a result, that the monitoring Section the will be met. to confirm and enteroccocci 0 a violation included which was modelled relied at 1 x Plan. neither must also be demonstrated The monitoring cause intervals be completely standards the Regional Program because situation cannot bacterial monitoring. coliform models permit the act-uracy of either and is not fully understood. 8 Compliance allow to gauge set the lower than the might in the Ocean nor confidence The physical that the models whether Tech's analysis predicted standards It is difficult Board in the Watsonville is five times the models of the bacteriological City's EPA and the Regional evidence limits in Board in the included in @ No. 88-09 and that the required Order will allow e the Regional (2) to further to the USFWS, of sea otters, this issue. monitor have been a few reports there possibly related to raw sewage. reasonable to assume that at least some human pathogenic to otters as well and that waste-borne therefore, pose a risk to sea otter populations. this risk is unknown. established, Further, No bacterial to date, there appropriate is no information standard indicator fact, many, which if not most, do not exhibit regarding support its contention not adequately Exhibit C. pathogens, seawater, can survive environment non-culturable, rely on the culture non-culturable of sea otters. an the record as gauged by thought for indeterminate in a fully viable Traditional of cells. -21- as coliform. cites research bacteria to discharge is See FSO Petition, concluded to die rapidly periods bacterial that in of time in the and infectious, Therefore, In are viruses, Watsonville paper by Dr. Grimes previously form. behavior that the proposed A 1986 research from which in sewage of the Sea Otter, of viable, protective bacterial marine of the pathogens of mammals. (total and fecal coliform). Friends the survival are The degree of marine pathogens the same die-off Petitioner, It is pathogens, In addition, on bacterial of have been in the record could be derived. organisms pathogens standards for the protection in this case has focused bacterial monitoring Sea Otter Habitat According infection Board bacteriological although counting the bacteria techniques cited in k the Grimes research regulatory and monitoring While pervasiveness environment posed paper the Ocean of viable, total and fecal coliform address added currently by Grimes bacteria requirement through analysis part of the City's in wastewater. mollusks information To further testing should of the caged bivalves, bioaccumulation for on which the food chain. that bacterial is also pathogens of testing will provide more mammals addressed from waste-borne bacteria the in the marine the risk to marine non-cultusable we conclude to the required to be credible, non-culturable mammals to otters this issue, by current Plan has not explicitly monitoring the risk described of viable of risk tc marine The added appears Consequently, is unknown. or the presence to assess research of the phenomenon To date, the issues not be measurable techniques. the Grimes by the existence unknown. would which monitoring be is ,e\ ’ program. '0 See Monitoring sample and Reporting of the bivalves coliform improperly the discharge method of chlorination chlorine method contact cannot Section for total V1.B. A and fecal Method I contends that the Regional the City to chlorinate pipe. Petitioner cannot to protect assure be analyzed the Department allowed within No. 88-09, organisms. Chlorination Petitioner, Board should and enterococci (3) Program proper alleges .that the in-pipe meet the public shellfish health harvesting concentrations -22- its effluent standard for and that the of chlorine residual. . .. Effective * e chlorine contact reliability. chlorination time, the chlorine When designed is an accepted method time is a function the dose. minimum standard of the necessary the Department's for chlorine (30 minutes With respect flow) will 0/ a ocean after the primary surge chamber. control of chlorine Petitioner, 301(h) waiver to evaluate primary Friends the cumulative particularly shellfish monitors health harvesting the record for residual sedimentation basin should indicates chlorine and at the provide of the Sea Otter, because for adequate impacts pesticides, of discharging from rivers a quantitative cumulative Board did consider that a Board failed advanced contaminants, The Regional is not required analysis -23- receives and sloughs. that a 301(h) applicant impacts contends the Regional to an area which already the Regional flow not be met is unfounded. Board responds event, The design Impacts is inappropriate effluent a concentration. Cumulative C. and pipe is two hours. residual, These monitors contact of disinfection that the public to protect to chlorine chlorination of one hour, with outfall concern that the City does have in-line immediately degree flow of 30 minutes. contact at peak hourly in-pipe mixing, and The appropriate on the order time at peak of initial system, appropriately, time in the Watsonville Therefore, control of disinfection. It is generally contact detention is a function and that, all pertinent to perform in any data in the record on the potential Watsonville modified discharge Petitioner, principally Friends concerned sources as Elkhorn areas. Concentrations however, Watsonville effluent. s&rces indigenous Section 1311(h)(2). pollutant to provide modified for a DDT Section dated population examining 33 U.S.C. relevant require a 0 \ to all other The appl,icant is required to result on other see 33 U.S.C. the necessary in additional pollutant Section sources. 1311(h)(4). certification The in this case June 20, 1986. effects submitted by the applicant of the discharge of shellfish, cumulative of a balanced, by the State that its proposed All of the studies the potential waters. "will from other 301(h) does not, however, requirements 125.63; permit fish and wildlife. impact analysis, nearby demonstrate with pollutants and propagation of shellfish, Board.provided in a letter, that an applicant or in combination from such in the under a modified is not expected 40 C.F.R. Regional undetectable requires a certification or control of pesticides except to marine treatment to be of pesticides, cumulative discharge appears and other Section discharges life. River, of pollutants alone in the the Pajaro are currently population quantitative on marine of the Sea Otter, with the protection ” of toxic substances the discharge 301(h)(2) that the discharge not interfere, about Slough, derivative, Section impacts on a balanced, fish and wildlife impacts. There is JIO were, I to examine indigenous in essence, evidence i.n the record 0 l’ -24- to support consider the position that the Regional adopted by the Regional failed the monitoring In addition, this evidence. Board Board will address to program potential cumulative effects. d. Chlorine Residual Petitioner, Board erred require : I alleges residual; concentrations that the Regional that the City dechlorinate that Order No. 88-09 control and, therefore, of chlorine fails to the discharge the order cannot are not present its of total ensure that in the discharge. The Regional objectives 0 to require that the City actively chlorine toxic by failing Petitioner effluent. contends the Department, for chlorine including residual Board appropriate in Order residual effluent No. 88-09. Limitation B.3. No evidence to suggest that the Ocean will not adequately Watsonville record the receiving in Table for total Order No. 88-09, was presented marine water B of the Ocean limitations Plan objective protect discharge. indicating implemented chlorine Effluent in the hearing for chlorine there of the is no evidence that the City will have difficulty record residual life in the vicinity In addition, Plan by in the mee.ting this limit. Regional Boards are precluded I Water Code Section dischargers Therefore, choose 13360, in most from specifying the manner to comply with the effluent the Regional instances, -25- in which limitations. Board may not even have the under / authority to specifically require the City to actively * I dechlorinate its effluent. @ 2. monitoring Contention: program the requirements Sea Otter, largely Cruz, Petitioners adopted by the Regional of Section contends dependent 301(h). on studies 'w,ithdrawn its 301'(h) waiver improperly without allege reduced adequate an applicant Board permit. application, have established because however. it was In addition, program November was 18 hearing comment. (3) of Section a system of the Santa Cruz has since Board's for public Subsection Friends by the City of Santa that the sea otter monitoring at the Regional + fails to meet is inadequate to be performed opportunity Findinq: j I that the sea otter Petitioner, that the program as part of its 301(h) waiver petitioners allege 301(h) requires for monitoring that the impact 0 of the modi.fied discharge biota, to the extent EPA regulations for a 301(h) the impact 40 C.F.R. extent on a representative practicable. provide applicant that the biological "shall provide of the modified Section practicable, 33 U.S.C. discharge 125.62(b). sample Section 1311(h)(3). monitoring program data adequate on the marine Biological of aquatic monitoring to evaluate biota". mustl to the include: "(i) Periodic surveys of the biological communities and populations which are most likely affected by the discharge to enable comparisons with baseline conditions described in the application and verified by sampling at the control stations/reference sites during the periodic surveys; (ii) Periodic determinations of the accumulation of toxic pollutants and pesticides in -26- , ” , . organisms and examination of adverse effects, such as physiological stress or disease, growth abnormalities, death. . . .” Id. The components Order No. 88-09, of the monitoring pertaining program to sea otters, incorporated can be summarized in as follows: 1. Annually, be collected at two stations Mollusks and pesticides. coliform community concentrations to exhibit lowered growth monitoring critical program the effects including design ,. (7) identify (2) (5) submit progress reports; program -27- to define pollutants (6) prepare found search on prey species; studies; submit including The a literature effects Board; (8) sea otter prey success. study which and specific is done by of the literature on additional to EPA and the Regional and fecal reactions, on sea otter on key prey species; cause critical conduct a bioaccumulation concentrations pollutants toxicity on the results recommendations necessary, critical wastewater; a report which an eight-part (1) pollutants critical reproductive of these pollutants prepare for total will will be performed. pollutants, acute or chronic concentrations: for priority must determine describes or humans If the collection analysis rates or reduced in Watsonville's proposal structure of specific species of otters and analyzed as well. The discharger 2. species will be analyzed and enterococcus trawling, (3) key prey (4) search, 'if addresses of specific a final conduct a report study the study; on the findings concentration pollutants and pesticides at a minimum of three 4. Tissues be analyzed per year Sets. IV.A.l-3, Monitoring waiver contained in Order monitoring program Watsonville monitoring However, I review pesticides, will and other Program program indicates No. 88-09, VI.A.3. with those designed pollutants process by the City of Santa aimed at avoiding advised surveys Similarly, studies, for We hold that the to coordinate Santa Cruz and is permitted species the USFWS program that most of the references completed "must provide prey that bioaccumulation with in Order *. Our review of the Watsonville are simply Watsonville Id. Sec. included the sea otter monitoring No. 88-09. literature and/or similar 9 caged bivalves cast otters by the City of Santa Cruz. studies pollutant with of beach by EPA in conjunction is, for example, by reference of priority using and Reporting from the 301(h) waiver Cruz's tissue B, D. Cruz does not invalidate literature will be assessed for heavy metals, No. 88-09 was developed Santa and bioconcentration of two carcasses The sea otter withdrawal of annual stations. pollutants. the proposed interpretation data. Bioaccumulation 3. priority including of the study, if required, to incorporate information program identified for area". provides "should be coordinated by the City of Santa Cruz, -28- their to the Watsonville the monitoring and prey were duplication. by Santa Cruz. the additional unique to provided in task a". that Id. ': . a The sea otter monitoring .L ,I survey of sea otter prey determination program species. provides for a periodic It also provides of the accumulation of toxics a periodic and pesticides in _I ‘i prey species and otters prey species. The direct to the threatened Species Act. sea otters, Order Petitioners was improperly l adequate opportunity hearing the proposed that the sea otter of Section 381(h) in and program 18 hearing comment. was revised Several program without days before to add language the stating and conclusions of other in the program. collected program. study Board without to comment modify cannot, public to the proposed in fact, be notice Section Therefore, on any proposed -29- limited state and federal See 23 C.C.R. 123.25. was the Id. Under applicable 122.62, sampling In addition, species did not substantially for a hearing. have an opportunity prey trawling. the bioaccumulation Section Id.Sec.VI.3. of sea otter during by the Regional 40 C.F.R. of program that the sea otter monitoring at the November and collection opportunity monitoring regulations. for public The revisions reduced on direct upon the findings required regulations, the Endangered study could be efforts monitoring due bioaccumulation based species is limited in prey species reduced sampling the requirements allege reduced under effects that the sea otter monitoring fulfills federal of adverse of sea otters the legal constraints we conclude No. 88-09 sampling status of the sea otter Given the applicable 0 and an examination and an 2235.2; petitioners will reductions in the bioaccumulation sampling study of prey in the future. The limitation to species species collected during I 1 ,/ ” 0 on the trawling * appears minor to be a reasonable, change to the monitoring program. Contention: 3. discharge under is not sufficiently Section Section secondary treatment pollutant into marine waters hydrological Administrator Section 301(h) authorizes waters". 'for a waiver there This phrase determines in Section of the territorial tidal movement . sea or estuarine and other characteristics [are] necessary of of any is defined zone, or into saline is strong and geological a waiver for "the discharge into deep waters of the contiguous where that Watsonville's "deep" to qualify requirements as "a discharge the waters contend 301(h). Finding: 301(h) Petitioners which . . .” the 33 U.S.C. 1311(h). EPA regulations Section 301(h) do not requirement.. Rather, the regulations specify a minimum provide that an applicant's and designed depth implementing outfall and diffuser must be located to provide: "(1) . . . adequate initial dilution, dispersion and transport of wastewater to meet all applicable water quality standards at and beyond the boundary of the zone of initial dilution: (i) During periods of maximum stratification and (ii) characteristics, During water other periods when discharge quality, biological seasons, -3o- or oceanographic conditions situations may exist. indicate more critical (2) Following initial dilution, the partially diluted wastewater and particulates must be transported and dispersed so as.not to affect water use areas adversely (including recreational and fishing areas) and areas of biological sensitivity." 40 C,.F.R. Section 125.61(a). The EPA regulations the environmental calculus Resources Council Defense Protection Agency, interpretation depth v. United has been upheld States and transport outfall the initial dilution of the Watsonville 82 to 160. See TRR, Pages 150-155, initial initial dilution dilution discharge for the minimum 'addition, in order to receive demonstrate U.S.C. that its modified criteria adjacent adequate, dilution. after initial to the point at which Section This is whether Tetra 29. Tech calculated to range were a minimum assumed. dilution of the the toxic material Ocean be met at the edge Plan, Chapter a 301(h) waiver, will meet mixing in the waters such effluent IV. an applicant discharge -31- from The resulting current Plan must 1311(h)(9). discharged Tech calculated initial Natural See id. discharge Tetra in Table B of the Ocean of the zone of initial quality was 82. to be considered objectives are adequate. of 81, if no ambient In order 1981). of wastewater Table in Environmental by petitioners from the Watsonville minimum [301(h)]". by the courts. the issue raised dispersion to be "one factor set up in section 656 F.2d 768 (D.C.Cir. Therefore, the dilution, consider In must EPA water surroundingor is discharged. 33 In their effluent with ‘/, 1 data Ocean review, submitted Plan Table for the protection ambient 81. water Based Ocean of marine chronic objective mercury exceeded Without additional the mercury mercury, data, criteria standard would Tech criteria calculated concluded of that all and for be met except the concentration for for only one set of data. it is impossible to determine a rare or frequent the data indicate quality be met, The calculated for mercury. applicable would application iniitial dilution Tetra Tech all EPA criteria set represents Since a minimum calculations, substances, revised Tetra life. using except two sets of and EPA water aquatic concentrations, upon these the one data by the City in' their B objectives Plan objectives, detected Tetra Tech compared whether occurrence. that all standards except for will be met at the edge of the zone of j) initial it is reasonable dilution, 'dilution is adequate. With respect full characterization If compliance with should consider source control currents surface. the objective measures, The Tetra predominantly 10 centimeters quality becomes or treatment affecting that the initial to the mercury would dispersion objective, a be appropriate. Watsonville a problem, its pretreatment and the likelihood near the existing ; of effluent modifying Factors to conclude additional program, alternatives. include and transport of the effluent plume reaching the Tech report 'indicated that the net current and extended upcoast Watsonville butfall is with a speed of approximately per second. However, -32- the generalized circulation Ih . Y _ ‘,\ pattern ‘2 drift varies were i seasonally the effluent 1 ,:: periods of downcoast observed. Tetra L. and intermittent Tech calculated plume that the average from the Watsonville outfall depth at which would cease to rise was 12.2 meters. If the plume did surface,/ dispersion initial be less than for a trapped dilution would the plume would dilution would float on the water be relatively surface; plume, however, after because the initial great due to the increased height of the plume. With regard there dilution, conclusion is no evidence of the Regional discharge dispersion localized areas. evaluate this issue. discharge antidegradation must In order submit discharge standards. the of a lack of of pollutants and bacterial provide data to of: the Sea Otter, in determining comply with in monitoring improved Friends Board erred of the that the the federal policy. Findinq: applicant would impact be accumulation Petitioner, that the Regional Watsonville modified would Contention: to dispute Board and EPA that the depth No. 88-09 should by Order the zone of initial in the record The bioaccumulation required 4. outside One potential is adequate. sufficient contends to dispersion to obtain a determination a 301(h) waiver, by the State that the will comply with all applicable 40 C.F.R. Section 125,60(b)(2). -33- an water Cne of the quality applicable standards id. Section is the federal 131.6(b); State The federal existing instream antidegradation See Board Order No. WQ 86-17. antidegradation water policy. policy requires uses be fully protected. that 40 C.F.R I Section 131.12. the policy that waters that allows lowering important Assuming water water economic National quality "is necessary or social development Id.(s)(2). high quality resource, and protected". to be lowered quality are located". "[wlhere that these uses are fully protected, . . waters finds to acc'ommodate in the area in which The policy further constitute an outstanding that water quality . if the State the provides shall be maintained Id.(s)(3). The Regional Board and EPA concluded antidegradation analysis was unnecessary discharge not lower water quality. that an because the Watsonville t’ would Specifically, the 3 Regional Board the mass emission 1987 levels. annual existing that the Order No. 88-09 would of pollutants mass while emissions SS would discharge insignificant. In addition, toxic materials effluent generally more pkior waste Order restrictive discharge No. 84-47. in treatment of BOD would increase levels. the Regional limitations -34- the by over was considered Board in Order found that the No. 88-09 were limitations for the Watsonville limitations over ait the plant, be reduced than the effluent requirements plant by only two percent This increase The effluent not increase from the Watsonville Due to improvements average 42 percent found in Order in the discharge, No. 88-09. were based more upon Table B of the 1988 Ocean stringent limitations the 1983 Ocean i new outfall ’i '6 providing configuration for a greatly for better mixing for most constituents the Regional Finally, Plan. Plan, which would improve improved and dilution disposal than Table Board water contains noted quality that the by configuration, of the effluent with B of allowing the receiving waters. The Regional A comparison reasonable. Order No. 88-09 with should Board Board's of the proposed the existing be no lowering fulfilled conclusion to be discharge discharge authorized indicates of the federal by that there the Regional Therefore, of water quality. the requirements appears antidegradation policy. 5. waiver Contention: was inappropriate directs that Monterey Petitioners contend in this case because Bay be designated that a 301(h) recent legislation as a National Marine Sanctuary. Finding: Title III of the Marine of 1972 U.S.C. Section as a National 0. 1431 et seq. of Commerce Marine On January a notice Oceanic Research, into law. Section Sanctuary and Sanctuary Public Law 100-627, 205 of the Act directs to issue a notice designating Monterey no later than December 6, 1989, the Department in the Federal the National 7, 1988, the reauithorization Protection, (the Act) was signed Secretary $ On November Register and Atmospheric -35- Administration Act 16 the Bay 31, 1989. of Commerce that, as required of published by Congress, (NOAA) of the . Department.of Candidate ’! , j / Commerce had named Monterey for designation as a National Federal Register 448-452. process include preparation The next Bay as an Active Marine Sanctuary. 54 steps in the evaluation of an environmental impact b statement J+ (EIS) and a management management plan will sanctuary designation research protection, administrative management plan. specify Therefore, however, of a draft the impact, sanctuary designation The Regional programs and interpretation. and regulatory To date, Section 1434. the goals and objectives and describe will be analyzed availability See 16 U.S.C. The of for resource The various alternatives to sanctuary in the EIS. NOAA has not published EIS and management plan if any, of Watsonville's cannot be determined Board points notice of the for Monterey Bay. 301(h) waiver at the present on time. i out that one of the purposes .t of the Act is "to support, research areas. and coordinate on, and monitoring of, the resources Id. Sec. 1421(b)(3). The monitoring Watsonville under assist in meeting cannot conclude, Monterey promote, Order No. 88-09 during the purposes at the present Bay as a National Watsonville's 301(h) scientific of' these marine data supplied its five-year of the Act. Marine Sanctuary waiver. -36- term may In any event, time, that designation by we of is inconsistent with III. CONCLUSIONS 1. Order No. 88-09 quality of Monterey habitat and shellfish adequately protects Bay for the beneficial the water uses of sea otter harvesting. &_ 2. Reporting The sea otter monitoring Program 3. Section No. 88-09 should analyzed No. 88-09 program V1.B. of Monitoring be amended to require and Reporting Program that the caged bivalves The depth of the Watsonville 5. The Regional Board complied discharge is adequate. with the federal policy. The adoption of Order No. 88-09 is not in conflict, I at the Present 4. National time. with designation Marine IT IS HEREBY Order. of Monterey Bay as a Sanctuary. IV. and Reporting be and enterococcus. 4. 6. and is adequate. for total and fecal coliform antidegradation in Monitoring Program ORDERED ORDER that Section No. 88-09 is amended V1.B. of Monitoring as provided in this IT IS FURTHER the Sea Otter ORDERED that the petitions and the Department of Fish and Game of Friends of are otherwise denied. .L, CERTIFICATION The undersigned, Administrative Assistant to the Board, does hereby certify that the foregoing is a full, true, and correct copy of an order duly and regularly adopted at a meeting of the State Water Resources Control Board held on January 18, 1990. AYEi' W. Don Maughan Darlene E. Ruiz Eliseo M. Samaniego Danny Walsh NO: None ABSENT: Edwin H. Finster ABSTAIN: None Maurkn March6 Adminihrative -38- Assistant to the Board