1 STATION NAME: Chippewa River at Durand, WI STATION NUMBER: 05369500 DRAINAGE AREA: 9010.0 SQUARE MILES CONSTITUENT: Total Nitrogen LOAD ESTIMATES FOR 19741001 TO 19940930 TOTAL NUMBER OF OBS.: 155 NUMBER OF UNCENSORED OBS.: 155 CALIBRATION DATA PERIOD OF RECORD: 1974 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 8892. 1870. 3360. 4820. 6480. 9800. 17560. 64200. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 8053. 1700. 3210. 4400. 6100. 9115. 14600. 84600. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 1.1139E+01 + 9.4641E-01 LN(FLOW) + 1.5196E-01 SIN(DECTIME) + 1.1034E-01 COS(DECTIME) + 6.8029E-03 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.071 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 22.79 ( 28 DF) PROBABILITY LEVEL = 0.743 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 1.1139E+01 + 9.4641E-01 LN(FLOW) + 1.5196E-01 SIN(DECTIME) + 1.1034E-01 COS(DECTIME) + 6.8029E-03 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.071 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 1.0957E+01 + 9.3628E-01 LN(FLOW) + 1.2927E-01 SIN(DECTIME) + 8.0861E-02 COS(DECTIME) + 6.7584E-03 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: Chippewa River at Durand, WI (CONTINUED) STATION NUMBER: 05369500 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 28. 43. 20. 25. 22. 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. 2. 2. 2. 2. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 5. 15. 21. 32. 50. 67. 122. 256. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 28. 43. 20. 25. 22. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 1. 1. 1. 1. 2. 2. 2. 2. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 5. 15. 21. 32. 50. 67. 122. 257. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 27. 42. 21. 25. 21. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 1. 1. 1. 1. 1. 2. 2. 2. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 6. 16. 21. 31. 49. 66. 120. 247. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 27. 1 STATION NAME: Chippewa River at Durand, WI STATION NUMBER: 05369500 DRAINAGE AREA: 9010.0 SQUARE MILES CONSTITUENT: Total Nitrate + Nitrite LOAD ESTIMATES FOR 19741001 TO 19940930 TOTAL NUMBER OF OBS.: 158 NUMBER OF UNCENSORED OBS.: 153 CALIBRATION DATA PERIOD OF RECORD: 1974 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 8944. 1870. 3405. 4828. 6480. 9875. 18130. 64200. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 8053. 1700. 3210. 4400. 6100. 9115. 14600. 84600. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 2.7185E+01 + 9.1600E-01 LN(FLOW) + 1.6350E-01 SIN(DECTIME) + 4.8861E-01 COS(DECTIME) + 1.4541E-02 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.184 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 101.35 ( 28 DF) PROBABILITY LEVEL = 0.001 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 2.7472E+01 + 9.1347E-01 LN(FLOW) + 1.6356E-01 SIN(DECTIME) + 4.8209E-01 COS(DECTIME) + 1.4699E-02 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.179 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 2.7014E+01 + 8.7567E-01 LN(FLOW) + 2.4594E-01 SIN(DECTIME) + 4.4077E-01 COS(DECTIME) + 1.4656E-02 DECTIME 1 STATION: Chippewa River at Durand, WI (CONTINUED) STATION NUMBER: 05369500 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 11. 16. 6. 11. 13. STD DEV LOAD (TON/DAY) 0. 1. 0. 1. 1. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 1. 1. 1. 1. 1. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 2. 6. 10. 14. 20. 26. 46. 112. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 11. 16. 6. 11. 13. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 1. 1. 1. 1. 1. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 2. 6. 10. 14. 20. 26. 46. 112. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 11. 17. 6. 10. 12. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 1. 1. 1. 1. 1. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 2. 6. 10. 14. 20. 26. 44. 108. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 11. 1 STATION NAME: Chippewa River at Durand, WI STATION NUMBER: 05369500 DRAINAGE AREA: 9010.0 SQUARE MILES CONSTITUENT: Dissolved Ammonia LOAD ESTIMATES FOR 19741001 TO 19940930 TOTAL NUMBER OF OBS.: 97 NUMBER OF UNCENSORED OBS.: 86 CALIBRATION DATA PERIOD OF RECORD: 1979 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 9581. 1970. 4166. 5230. 6530. 10450. 17520. 64200. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 8053. 1700. 3210. 4400. 6100. 9115. 14600. 84600. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 2.7277E+00 + 1.1516E+00 LN(FLOW) + 7.1140E-01 SIN(DECTIME) + 7.5196E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.761 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 28.96 ( 16 DF) PROBABILITY LEVEL = 0.024 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 2.6365E+00 + 1.1471E+00 LN(FLOW) + 6.7011E-01 SIN(DECTIME) + 6.9685E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.706 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 2.4389E+00 + 1.1273E+00 LN(FLOW) + 6.7039E-01 SIN(DECTIME) + 6.8291E-01 COS(DECTIME) 1 STATION: Chippewa River at Durand, WI (CONTINUED) STATION NUMBER: 05369500 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 2.00 4.10 0.59 1.10 2.30 STD DEV LOAD (TON/DAY) 0.24 0.66 0.09 0.20 0.35 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. 4. 6. 12. 45. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 2.10 4.20 0.66 1.10 2.30 PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 0. 0. 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. 3. 4. 6. 13. 47. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 2.00 4.10 0.66 1.10 2.20 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. 4. 6. 13. 45. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 2.1 1 STATION NAME: Chippewa River at Durand, WI STATION NUMBER: 05369500 DRAINAGE AREA: 9010.0 SQUARE MILES CONSTITUENT: Total Phosphorus LOAD ESTIMATES FOR 19741001 TO 19940930 TOTAL NUMBER OF OBS.: 158 NUMBER OF UNCENSORED OBS.: 158 CALIBRATION DATA PERIOD OF RECORD: 1974 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 8933. 1870. 3405. 4828. 6480. 9875. 18130. 64200. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 8053. 1700. 3210. 4400. 6100. 9115. 14600. 84600. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 3.1525E+01 + 1.1615E+00 LN(FLOW) - 6.1708E-02 SIN(DECTIME) - 1.2789E-01 COS(DECTIME) - 1.6972E-02 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.214 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 32.90 ( 28 DF) PROBABILITY LEVEL = 0.239 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 3.1525E+01 + 1.1615E+00 LN(FLOW) - 6.1708E-02 SIN(DECTIME) - 1.2789E-01 COS(DECTIME) - 1.6972E-02 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.214 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = + 2.6244E+01 + 1.1179E+00 LN(FLOW) - 8.3652E-02 SIN(DECTIME) - 1.3205E-01 COS(DECTIME) - 1.4114E-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: Chippewa River at Durand, WI (CONTINUED) STATION NUMBER: 05369500 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 2.30 3.50 2.00 2.40 1.30 STD DEV LOAD (TON/DAY) 0.11 0.24 0.12 0.19 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. 1. 2. 3. 4. 6. 12. 32. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 2.30 3.50 2.10 2.40 1.30 PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 0. 0. 0. 0. 0. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 1. 2. 3. 5. 7. 12. 33. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 2.30 3.40 2.10 2.40 1.30 PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 0. 0. 0. 0. 0. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 1. 2. 3. 4. 6. 11. 31. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 2.5 1 STATION NAME: Chippewa River at Durand, WI STATION NUMBER: 05369500 DRAINAGE AREA: 9010.0 SQUARE MILES CONSTITUENT: Soluble Reactive Phosphorus (measured as Dissolved Orthophosphate) LOAD ESTIMATES FOR 19741001 TO 19940930 TOTAL NUMBER OF OBS.: 74 NUMBER OF UNCENSORED OBS.: 67 CALIBRATION DATA PERIOD OF RECORD: 1981 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 9689. 1970. 4185. 5353. 6680. 10925. 18000. 64200. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 8053. 1700. 3210. 4400. 6100. 9115. 14600. 84600. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 1.2242E+00 + 9.3384E-01 LN(FLOW) ESTIMATED RESIDUAL VARIANCE = 0.449 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 54.33 ( 11 DF) PROBABILITY LEVEL = 0.001 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 1.2865E+00 + 9.4370E-01 LN(FLOW) ESTIMATED RESIDUAL VARIANCE = 0.416 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 1.8212E+00 + 9.9999E-01 LN(FLOW) 1 STATION: Chippewa River at Durand, WI (CONTINUED) STATION NUMBER: 05369500 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 0.80 1.10 0.67 0.81 0.58 STD DEV LOAD (TON/DAY) 0.07 0.13 0.06 0.07 0.05 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. 1. 1. 2. 3. 7. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 0.85 1.20 0.71 0.86 0.61 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. 1. 2. 2. 4. 8. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 0.86 1.30 0.71 0.87 0.60 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. 1. 2. 2. 4. 9. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 0.78 - 0.80 1 STATION NAME: Chippewa River at Durand, WI STATION NUMBER: 05369500 DRAINAGE AREA: 9010.0 SQUARE MILES CONSTITUENT: Total Suspended Sediment LOAD ESTIMATES FOR 19741001 TO 19940930 TOTAL NUMBER OF OBS.: 226 NUMBER OF UNCENSORED OBS.: 226 CALIBRATION DATA PERIOD OF RECORD: 1973 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 11724. 1870. 4164. 5240. 7515. 13225. 24560. 69800. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 8053. 1700. 3210. 4400. 6100. 9115. 14600. 84600. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 4.9132E+00 + 2.0641E+00 LN(FLOW) + 7.0217E-02 SIN(DECTIME) - 5.7915E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.445 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 52.87 ( 42 DF) PROBABILITY LEVEL = 0.121 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 4.9132E+00 + 2.0641E+00 LN(FLOW) + 7.0217E-02 SIN(DECTIME) - 5.7915E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.445 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 4.3368E+00 + 1.9997E+00 LN(FLOW) + 1.0391E-01 SIN(DECTIME) - 4.7561E-01 COS(DECTIME) WARNING: THE MAXIMUM PREDICTED CONCENTRATION EXCEEDS TWICE THE MAXIMUM OBSERVED SAMPLE CONCENTRATION. WARNING: MAXIMUM PREDICTED CONCENTRATION EXCEEDS 100000 UG/L 1 STATION: Chippewa River at Durand, WI (CONTINUED) STATION NUMBER: 05369500 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1100. 2300. 1000. 770. 180. STD DEV LOAD (TON/DAY) 74. 180. 81. 95. 17. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 3. 11. 18. 33. 59. 79. 141. 526. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 15. 135. 293. 771. 2209. 4170. 13011. 120010. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1100. 2300. 1000. 790. 190. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 3. 11. 18. 34. 60. 80. 144. 539. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 15. 138. 297. 782. 2236. 4224. 13210. 122937. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1000. 2200. 930. 760. 210. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 4. 12. 19. 33. 56. 77. 132. 432. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 18. 151. 311. 777. 2164. 3967. 12592. 98604. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 1800. 1 STATION NAME: Chippewa River at Durand, WI STATION NUMBER: 05369500 DRAINAGE AREA: 9010.0 SQUARE MILES CONSTITUENT: Dissolved Chloride LOAD ESTIMATES FOR 19741001 TO 19940930 TOTAL NUMBER OF OBS.: 159 NUMBER OF UNCENSORED OBS.: 159 CALIBRATION DATA PERIOD OF RECORD: 1974 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 8938. 1870. 3420. 4830. 6480. 9800. 18100. 64200. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 8053. 1700. 3210. 4400. 6100. 9115. 14600. 84600. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 3.8481E+01 - 5.8055E-02 LN(FLOW) + 4.2443E-02 LN(FLOW)**2 + 8.3003E-02 SIN(DECTIME) + 1.2783E-01 COS(DECTIME) + 2.4096E-02 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.031 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 38.65 ( 28 DF) PROBABILITY LEVEL = 0.087 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 3.8481E+01 - 5.8055E-02 LN(FLOW) + 4.2443E-02 LN(FLOW)**2 + 8.3003E-02 SIN(DECTIME) + 1.2783E-01 COS(DECTIME) + 2.4096E-02 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.031 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 3.8278E+01 - 1.0306E-02 LN(FLOW) + 4.0656E-02 LN(FLOW)**2 + 7.7241E-02 SIN(DECTIME) + 9.3244E-02 COS(DECTIME) + 2.3847E-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: Chippewa River at Durand, WI (CONTINUED) STATION NUMBER: 05369500 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 110. 140. 82. 100. 94. STD DEV LOAD (TON/DAY) 2. 4. 2. 3. 2. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 3. 4. 5. 6. 7. 8. 9. 11. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 31. 69. 90. 122. 173. 214. 348. 774. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 110. 140. 82. 100. 94. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 3. 4. 5. 6. 7. 8. 9. 11. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 31. 69. 90. 122. 173. 214. 348. 780. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 110. 150. 84. 100. 91. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 3. 5. 5. 6. 7. 8. 9. 10. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 31. 69. 89. 121. 175. 218. 354. 828. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 98. 1 STATION NAME: Chippewa River at Durand, WI STATION NUMBER: 05369500 DRAINAGE AREA: 9010.0 SQUARE MILES CONSTITUENT: Dissolved Silica (The values represented here are for SiO2. Values for loads and concentrations have been converted to represent elemental Si. Si = 0.46744 * SiO2 ) LOAD ESTIMATES FOR 19741001 TO 19940930 TOTAL NUMBER OF OBS.: 158 NUMBER OF UNCENSORED OBS.: 158 CALIBRATION DATA PERIOD OF RECORD: 1974 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 8955. 1870. 3405. 4828. 6505. 9875. 18130. 64200. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 8053. 1700. 3210. 4400. 6100. 9115. 14600. 84600. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 3.2471E-03 + 1.8954E+00 LN(FLOW) - 5.1240E-02 LN(FLOW)**2 + 2.0840E-02 SIN(DECTIME) + 2.8242E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.053 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 36.75 ( 28 DF) PROBABILITY LEVEL = 0.124 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 3.2471E-03 + 1.8954E+00 LN(FLOW) - 5.1240E-02 LN(FLOW)**2 + 2.0840E-02 SIN(DECTIME) + 2.8242E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.053 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 2.2710E-01 + 1.9848E+00 LN(FLOW) - 5.8116E-02 LN(FLOW)**2 + 5.9944E-02 SIN(DECTIME) + 3.0275E-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: Chippewa River at Durand, WI (CONTINUED) STATION NUMBER: 05369500 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 200. 270. 130. 210. 180. STD DEV LOAD (TON/DAY) 4. 9. 4. 8. 6. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 5. 8. 9. 11. 12. 12. 13. 13. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 30. 108. 163. 244. 358. 458. 782. 1523. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 200. 270. 130. 210. 180. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 5. 8. 9. 11. 12. 12. 13. 13. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 30. 108. 163. 243. 357. 457. 782. 1535. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 200. 280. 120. 200. 190. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 4. 8. 9. 12. 13. 13. 13. 13. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 30. 108. 166. 245. 349. 449. 740. 1438. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 190.