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SOUND MEASURMENT OF SUPERIOR'S KAMEN KMAX BLM'S MOON 25 TIMBER SALE (MOON CREEK, NEAR COQUILLE, OR) LOG LANDING #1 19 April 2007 DISTANCE FROM SOURCE (ft.) 211 297 474 Maximum reading (dBA slow) 84.3 84.5 87 85.5 85.6 85.5 86.8 84 86.6 82.9 86.5 85.8 83.2 86 84 85 86.6 83.6 85.6 84.4 84.8 84.1 84.9 85.8 84.3 82.7 83.8 80.3 85.6 83.1 85.5 82.4 84 83.5 83.1 83 85.1 81.5 82.3 81 84.7 78.6 82.1 83.9 79.6 79.6 80.5 82 77.8 81 80.3 78 82.8 79 81.6 81.2 80.5 80 80.1 78.6 82 78 79.9 83.6 PAGE 1 Statistics Mean Standard Error Median Mode Standard Deviation Sample Variance Kurtosis Skewness Range Minimum Maximum Sum Count 85.2 0.32 85.5 85.5 1.27 1.62 -0.92 -0.33 4.1 82.9 87 1363.2 16 Mean + 2SD 87.75 Statistics Mean Standard Error Median Mode Standard Deviation Sample Variance Kurtosis Skewness Range Minimum Maximum Sum Count 83.91 0.32 84 85.6 1.51 2.28 0.10 -0.42 6.3 80.3 86.6 1930 23 Mean + 2SD 86.94 Statistics Mean Standard Error Median Mode Standard Deviation Sample Variance Kurtosis Skewness Range Minimum Maximum Sum Count 80.66 0.38 80.5 81 1.88 3.52 -0.39 0.40 6.9 77.8 84.7 2016.4 25 Mean + 2SD 84.41 DISTANCE FROM SOURCE (ft.) 137 242 436 SOUND MEASURMENT OF SUPERIOR'S KAMEN KMAX BLM'S MOON 25 TIMBER SALE (MOON CREEK, NEAR COQUILLE, OR) LOG LANDING #2 (WEST - EAST ORIENTATION) 20 April 2007 Maximum reading (dBA slow) 87.2 Statistics 87.9 87.5 Mean 86.48 86.3 Standard Error 0.27 86.3 Median 86.65 87.8 Mode 86.3 87.7 Standard Deviation 1.20 84.7 Sample Variance 1.44 86.8 Kurtosis -0.42 85.2 Skewness -0.66 86 Range 3.9 84.2 Minimum 84.1 88 Maximum 88 85.9 Sum 1729.5 84.1 Count 20 87 86 87.6 86.7 86.6 87.5 86.2 86.8 85.8 86.1 87 87.1 86 84.8 85 74.2 87.5 86.8 87.8 86.3 85.5 86.9 86.5 85.4 81.2 82.5 80.6 81 82.3 82.3 81 80.2 81.1 80.9 83 82.2 83.1 82.3 80.9 81.6 82.2 81 PAGE 2 Mean + 2SD 88.87 Statistics Mean Standard Error Median Mode Standard Deviation Sample Variance Kurtosis Skewness Range Minimum Maximum Sum Count 85.75 0.67 86.3 87.5 2.92 8.53 15.44 -3.77 13.6 74.2 87.8 1629.2 19 Mean + 2SD 91.59 Statistics Mean Standard Error Median Mode Standard Deviation Sample Variance Kurtosis Skewness Range Minimum Maximum Sum Count 81.63 0.20 81.4 81 0.86 0.74 -1.18 0.18 2.9 80.2 83.1 1469.4 18 Mean + 2SD 83.36 DISTANCE FROM SOURCE (ft.) 137 199 SOUND MEASURMENT OF SUPERIOR'S KAMEN KMAX BLM'S MOON 25 TIMBER SALE (MOON CREEK, NEAR COQUILLE, OR) LOG LANDING #2 (NORTHWEST - SOUTHEAST ORIENTATION) 20 April 2007 Maximum reading (dBA slow) Statistics 88 89 86 Mean 87.61 87 Standard Error 0.25 87 Median 87.5 87 Mode 87 87.5 Standard Deviation 1.19 86.5 Sample Variance 1.41 86.5 Kurtosis -0.50 86.5 Skewness 0.66 87 Range 4 88.5 Minimum 86 89 Maximum 90 88.5 Sum 2015 86.5 Count 23 90 89 87 87.5 86 87.5 90 87.5 88.5 87.7 88.6 88.6 86.3 85.5 86.3 80.8 84.9 86.1 86.1 86.6 85.3 84.8 84.6 83.8 87.3 87 85.4 85.1 88.2 86.6 85.6 85.7 84.9 85.8 87.8 85.9 PAGE 3 Mean + 2SD 89.98 Statistics Mean Standard Error Median Mode Standard Deviation Sample Variance Kurtosis Skewness Range Minimum Maximum Sum Count 86.06 0.31 86 88.6 1.66 2.75 2.56 -0.86 7.8 80.8 88.6 2409.8 28 Mean + 2SD 89.38 DISTANCE FROM SOURCE (ft.) 394 SOUND MEASURMENT OF SUPERIOR'S KAMEN KMAX BLM'S MOON 25 TIMBER SALE (MOON CREEK, NEAR COQUILLE, OR) LOG LANDING #2 (NORTHWEST - SOUTHEAST ORIENTATION) 20 April 2007 Maximum reading (dBA slow) Statistics 84.7 84.2 83.8 Mean 81.43 85.5 Standard Error 0.53 81.4 Median 81.4 83.3 Mode 80.8 82 Standard Deviation 2.81 78.8 Sample Variance 7.92 80 Kurtosis 10.14 82.5 Skewness -2.49 80.8 Range 15.6 80.9 Minimum 69.9 80 Maximum 85.5 80.8 Sum 2279.9 80.8 Count 28 79.4 81.8 83.6 81 81.1 83.6 82.8 80.4 81.7 69.9 80.2 83.5 81.4 PAGE 4 Mean + 2SD 87.05 KMAX - DISTANCES & NOISE LEVELS (FOR GRAPHS) DISTANCE FROM SOURCE Mean (ft.) dBA 211 297 474 137 242 137 199 394 436 85.2 83.91 80.66 86.48 85.75 87.61 86.06 81.43 81.63 DISTANCE Mean FROM dBA + SOURCE (ft.) 2SD 211 297 474 137 242 137 199 394 436 87.75 86.94 84.41 88.87 91.59 89.98 89.38 87.05 83.36