1 STATION NAME: Mississippi River upstream of MN-15 bridge at Sauk Rapids, MN STATION NUMBER: UM-930 DRAINAGE AREA: 13320.0 SQUARE MILES CONSTITUENT: Total Nitrogen LOAD ESTIMATES FOR 19880825 TO 19961231 TOTAL NUMBER OF OBS.: 54 NUMBER OF UNCENSORED OBS.: 54 CALIBRATION DATA PERIOD OF RECORD: 1988 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 6249. 1260. 1985. 3118. 5450. 8465. 12700. 16100. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 6431. 1010. 2400. 3300. 5290. 8090. 12600. 25500. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 1.9836E+00 + 9.6274E-01 LN(FLOW) + 1.8387E-01 SIN(DECTIME) - 6.0803E-02 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.050 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 6.64 ( 7 DF) PROBABILITY LEVEL = 0.467 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 1.9836E+00 + 9.6274E-01 LN(FLOW) + 1.8387E-01 SIN(DECTIME) - 6.0803E-02 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.050 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = + 1.7570E+00 + 9.8659E-01 LN(FLOW) + 1.2885E-01 SIN(DECTIME) - 9.4563E-02 COS(DECTIME) 1 STATION: Mississippi River upstream of MN-15 bridge at Sauk Rapids, MN (CONTINUED) STATION NUMBER: UM-930 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 18. 32. 18. 12. 10. STD DEV LOAD (TON/DAY) 1. 2. 1. 1. 1. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 1. 1. 1. 1. 1. 1. 1. 1. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 3. 9. 14. 22. 38. 46. 60. 79. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 18. 32. 18. 12. 10. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 1. 1. 1. 1. 1. 1. 1. 1. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 3. 9. 14. 22. 38. 46. 60. 79. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 18. 31. 19. 13. 10. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 1. 1. 1. 1. 1. 1. 1. 1. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 3. 9. 14. 22. 38. 45. 60. 78. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 18. 1 STATION NAME: Mississippi River upstream of MN-15 bridge at Sauk Rapids, MN STATION NUMBER: UM-930 DRAINAGE AREA: 13320.0 SQUARE MILES CONSTITUENT: Nitrate + Nitrite LOAD ESTIMATES FOR 19880825 TO 19961231 TOTAL NUMBER OF OBS.: 64 NUMBER OF UNCENSORED OBS.: 60 CALIBRATION DATA PERIOD OF RECORD: 1988 TO 1996 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 6706. 1260. 2150. 3213. 5965. 8515. 13550. 24500. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 6431. 1010. 2400. 3300. 5290. 8090. 12600. 25500. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 1.7245E+02 + 1.0630E+00 LN(FLOW) + 4.9755E-01 SIN(DECTIME) + 6.8403E-01 COS(DECTIME) + 8.6112E-02 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.827 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 30.89 ( 9 DF) PROBABILITY LEVEL = 0.001 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 1.8255E+02 + 1.0690E+00 LN(FLOW) + 4.9285E-01 SIN(DECTIME) + 6.7895E-01 COS(DECTIME) + 9.1162E-02 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.788 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 1.8224E+02 + 9.8722E-01 LN(FLOW) + 5.4739E-01 SIN(DECTIME) + 6.7413E-01 COS(DECTIME) + 9.1463E-02 DECTIME NOTE: AIKAIKE INFORMATION CRITERION AND SCHWARZ POSTERIOR PROBABILITY CRITERIA DID NOT SELECT SAME BEST FIT MODEL. MODEL SELECTED ON BASIS OF AIKAIKE INFORMATION CRITERION. 1 STATION: Mississippi River upstream of MN-15 bridge at Sauk Rapids, MN (CONTINUED) STATION NUMBER: UM-930 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 4.20 7.90 1.90 2.50 4.40 STD DEV LOAD (TON/DAY) 0.71 1.60 0.36 0.65 1.10 PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 0. 0. 1. 1. 1. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 2. 3. 6. 9. 12. 19. 27. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 4.00 7.50 1.90 2.50 4.20 PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 0. 0. 0. 1. 1. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 1. 3. 6. 9. 11. 19. 26. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 3.90 7.40 1.80 2.30 4.30 PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 0. 0. 1. 1. 1. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 1. 3. 6. 8. 11. 18. 24. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 2.9 1 STATION NAME: Mississippi River upstream of MN-15 bridge at Sauk Rapids, MN STATION NUMBER: UM-930 DRAINAGE AREA: 13320.0 SQUARE MILES CONSTITUENT: Total Ammonia LOAD ESTIMATES FOR 19880825 TO 19961231 TOTAL NUMBER OF OBS.: 64 NUMBER OF UNCENSORED OBS.: 50 CALIBRATION DATA PERIOD OF RECORD: 1988 TO 1996 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 6706. 1260. 2150. 3213. 5965. 8515. 13550. 24500. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 6431. 1010. 2400. 3300. 5290. 8090. 12600. 25500. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 3.2086E+02 + 8.4659E-01 LN(FLOW) + 4.2432E-01 SIN(DECTIME) + 4.0948E-01 COS(DECTIME) - 1.6102E-01 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.677 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 25.79 ( 9 DF) PROBABILITY LEVEL = 0.002 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 2.6940E+02 + 9.1419E-01 LN(FLOW) + 3.8366E-01 SIN(DECTIME) + 3.9284E-01 COS(DECTIME) - 1.3543E-01 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.586 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = + 2.6764E+02 + 8.6459E-01 LN(FLOW) + 6.1367E-01 SIN(DECTIME) + 3.1443E-01 COS(DECTIME) - 1.3431E-01 DECTIME 1 STATION: Mississippi River upstream of MN-15 bridge at Sauk Rapids, MN (CONTINUED) STATION NUMBER: UM-930 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1.20 2.20 0.72 0.72 1.10 STD DEV LOAD (TON/DAY) 0.16 0.39 0.11 0.15 0.25 PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 0. 0. 0. 0. 0. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 1. 1. 1. 2. 3. 5. 7. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1.30 2.50 0.85 0.86 1.20 PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 0. 0. 0. 0. 0. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 1. 1. 2. 2. 3. 5. 8. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1.40 3.00 0.87 0.68 1.20 PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 0. 0. 0. 0. 0. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 1. 1. 2. 3. 4. 6. 9. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 1.1 - 1.2 1 STATION NAME: Mississippi River upstream of MN-15 bridge at Sauk Rapids, MN STATION NUMBER: UM-930 DRAINAGE AREA: 13320.0 SQUARE MILES CONSTITUENT: Total Phosphorus LOAD ESTIMATES FOR 19880825 TO 19961231 TOTAL NUMBER OF OBS.: 57 NUMBER OF UNCENSORED OBS.: 55 CALIBRATION DATA PERIOD OF RECORD: 1988 TO 1996 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 6149. 1260. 2042. 3075. 5100. 7725. 12460. 16100. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 6431. 1010. 2400. 3300. 5290. 8090. 12600. 25500. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 1.6753E+00 + 1.0479E+00 LN(FLOW) + 8.3441E-02 SIN(DECTIME) - 5.0724E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.359 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 34.22 ( 8 DF) PROBABILITY LEVEL = 0.001 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 1.6571E+00 + 1.0462E+00 LN(FLOW) + 8.5589E-02 SIN(DECTIME) - 5.1052E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.348 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 2.0675E+00 + 1.0899E+00 LN(FLOW) + 6.9721E-02 SIN(DECTIME) - 5.1961E-01 COS(DECTIME) 1 STATION: Mississippi River upstream of MN-15 bridge at Sauk Rapids, MN (CONTINUED) STATION NUMBER: UM-930 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1.30 2.20 1.70 0.74 0.41 STD DEV LOAD (TON/DAY) 0.14 0.33 0.21 0.13 0.08 PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 0. 0. 0. 0. 0. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 1. 2. 3. 4. 5. 6. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1.30 2.30 1.80 0.76 0.42 PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 0. 0. 0. 0. 0. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 1. 2. 3. 4. 5. 6. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1.30 2.40 1.80 0.78 0.42 PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 0. 0. 0. 0. 0. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 1. 2. 3. 4. 6. 7. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 1.3 1 STATION NAME: Mississippi River upstream of MN-15 bridge at Sauk Rapids, MN STATION NUMBER: UM-930 DRAINAGE AREA: 13320.0 SQUARE MILES CONSTITUENT: Total Suspended Solids LOAD ESTIMATES FOR 19880825 TO 19961231 TOTAL NUMBER OF OBS.: 57 NUMBER OF UNCENSORED OBS.: 57 CALIBRATION DATA PERIOD OF RECORD: 1988 TO 1996 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 6149. 1260. 2042. 3075. 5100. 7725. 12460. 16100. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 6431. 1010. 2400. 3300. 5290. 8090. 12600. 25500. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 1.1704E+01 - 1.4602E+00 LN(FLOW) + 1.7315E-01 LN(FLOW)**2 - 1.4407E-01 SIN(DECTIME) - 6.5070E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.152 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 1.61 ( 8 DF) PROBABILITY LEVEL = 0.991 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 1.1704E+01 - 1.4602E+00 LN(FLOW) + 1.7315E-01 LN(FLOW)**2 - 1.4407E-01 SIN(DECTIME) - 6.5070E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.152 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = + 1.1489E+01 - 1.5269E+00 LN(FLOW) + 1.8440E-01 LN(FLOW)**2 - 2.5147E-01 SIN(DECTIME) - 4.9536E-01 COS(DECTIME) NOTE: AIKAIKE INFORMATION CRITERION AND SCHWARZ POSTERIOR PROBABILITY CRITERIA DID NOT SELECT SAME BEST FIT MODEL. MODEL SELECTED ON BASIS OF AIKAIKE INFORMATION CRITERION. 1 STATION: Mississippi River upstream of MN-15 bridge at Sauk Rapids, MN (CONTINUED) STATION NUMBER: UM-930 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 170. 310. 250. 96. 30. STD DEV LOAD (TON/DAY) 15. 40. 21. 12. 4. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 2. 3. 6. 10. 13. 17. 21. 30. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 8. 34. 81. 210. 433. 609. 1147. 1678. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 170. 310. 250. 96. 30. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 2. 3. 6. 10. 14. 17. 21. 30. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 8. 34. 81. 210. 432. 615. 1165. 1711. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 180. 320. 250. 120. 36. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 2. 4. 6. 10. 14. 17. 23. 34. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 9. 39. 88. 208. 450. 655. 1320. 1909. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 190.