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Transcript
Maryland’s Approach to Success Stories
Presented to the Region III States Meeting
May 12, 2009
Presented by
Jim George
Three Types of Success
 Level 1: Removal of a waterbody from the 303(d) list
for an impairing substance or stressor,
 Level 2: Incremental improvement in water quality
Reduction in a pollutant or
Improvement in aquatic life
 Level 3: Improvements in pollution or ecological
restoration, e.g., removal of fish blockages or physical
habitat improvements.
2
Level 1 Options
• Water Quality Analyses
• pH Restoration
• Biological Restoration Greater:
– MD lists at watershed scale
– Some watersheds are barely impaired
• Bacteria Reductions
• SAV increases (Sediment in Tidal Waters)
3
Level 2 Options
• Interim Progress Toward Level 1
• Localized Restoration
• Long-Term Trend Analyses
– MD Core/Trend Network
– Non-tidal Rivers
• Statistical Analyses of Nontidal Nutrients
• Statistical Analyses of Biological Data
4
Level 3 Options
• Interim Progress on Level 2
– Habitat Restoration
• Stream Blockage Removals
• Wetlands Enhancement
– Removal of Non-Native Species
5
Questions?
6