1 STATION NAME: Mississippi River below Grafton,IL STATION NUMBER: 05587455 DRAINAGE AREA: 171300.0 SQUARE MILES CONSTITUENT: Total Nitrogen LOAD ESTIMATES FOR 19890101 TO 19941231 TOTAL NUMBER OF OBS.: 48 NUMBER OF UNCENSORED OBS.: 48 CALIBRATION DATA PERIOD OF RECORD: 1989 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 162947. 35600. 57920. 85025. 140500. 207750. 341500. 491000. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 135019. 21400. 43420. 71300. 106000. 176000. 252000. 596000. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 2.2963E+01 + 5.1024E+00 LN(FLOW) - 1.6108E-01 LN(FLOW)**2 + 1.3690E-01 SIN(DECTIME) + 1.7963E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.087 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 5.31 ( 6 DF) PROBABILITY LEVEL = 0.505 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 2.2963E+01 + 5.1024E+00 LN(FLOW) - 1.6108E-01 LN(FLOW)**2 + 1.3690E-01 SIN(DECTIME) + 1.7963E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.087 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 2.2896E+01 + 5.0919E+00 LN(FLOW) - 1.6090E-01 LN(FLOW)**2 + 1.5938E-01 SIN(DECTIME) + 1.3995E-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 below Grafton,IL (CONTINUED) STATION NUMBER: 05587455 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1400. 2200. 1500. 950. 1100. STD DEV LOAD (TON/DAY) 68. 150. 110. 74. 83. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 1. 3. 4. 4. 5. 5. 5. 5. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 59. 549. 1100. 2103. 3063. 3577. 5132. 5439. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1400. 2200. 1500. 950. 1100. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 1. 3. 4. 4. 5. 5. 5. 5. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 62. 549. 1098. 2098. 3059. 3585. 5145. 5521. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1400. 2300. 1500. 920. 1100. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 1. 3. 4. 4. 5. 5. 5. 5. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 64. 543. 1074. 2123. 3071. 3612. 5264. 5562. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 1500. 1 STATION NAME: Mississippi River below Grafton,IL STATION NUMBER: 05587455 DRAINAGE AREA: 171300.0 SQUARE MILES CONSTITUENT: Total Nitrate + Nitrite LOAD ESTIMATES FOR 19890101 TO 19941231 TOTAL NUMBER OF OBS.: 48 NUMBER OF UNCENSORED OBS.: 47 CALIBRATION DATA PERIOD OF RECORD: 1989 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 162947. 35600. 57920. 85025. 140500. 207750. 341500. 491000. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 135019. 21400. 43420. 71300. 106000. 176000. 252000. 596000. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 3.9441E+00 + 1.5480E+00 LN(FLOW) + 1.3634E-01 SIN(DECTIME) + 3.8463E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.422 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 20.17 ( 6 DF) PROBABILITY LEVEL = 0.003 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 3.9380E+00 + 1.5476E+00 LN(FLOW) + 1.3789E-01 SIN(DECTIME) + 3.7996E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.414 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 4.9989E+00 + 1.6371E+00 LN(FLOW) + 1.0268E-01 SIN(DECTIME) + 3.1338E-01 COS(DECTIME) WARNING: THE MAXIMUM PREDICTED CONCENTRATION EXCEEDS TWICE THE MAXIMUM OBSERVED SAMPLE CONCENTRATION. 1 STATION: Mississippi River below Grafton,IL (CONTINUED) STATION NUMBER: 05587455 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1200. 1800. 1100. 770. 930. STD DEV LOAD (TON/DAY) 130. 280. 190. 130. 160. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 1. 2. 3. 4. 4. 5. 5. 6. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 38. 341. 784. 1636. 2724. 3361. 5514. 6714. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1100. 1800. 1100. 750. 900. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 1. 2. 3. 3. 4. 4. 5. 5. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 38. 331. 756. 1579. 2640. 3259. 5370. 6660. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1200. 1800. 1200. 760. 830. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 1. 2. 3. 3. 4. 4. 5. 6. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 35. 321. 723. 1589. 2747. 3486. 6119. 8169. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 1100. 1 STATION NAME: Mississippi River below Grafton,IL STATION NUMBER: 05587455 DRAINAGE AREA: 171300.0 SQUARE MILES CONSTITUENT: Dissolved Ammonia LOAD ESTIMATES FOR 19890101 TO 19941231 TOTAL NUMBER OF OBS.: 48 NUMBER OF UNCENSORED OBS.: 46 CALIBRATION DATA PERIOD OF RECORD: 1989 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 162947. 35600. 57920. 85025. 140500. 207750. 341500. 491000. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 135019. 21400. 43420. 71300. 106000. 176000. 252000. 596000. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 2.8479E+00 + 1.1385E+00 LN(FLOW) + 5.8435E-01 SIN(DECTIME) + 7.3784E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.503 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 11.44 ( 6 DF) PROBABILITY LEVEL = 0.076 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 3.1374E+00 + 1.1642E+00 LN(FLOW) + 5.5732E-01 SIN(DECTIME) + 7.3074E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.489 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 3.4037E+00 + 1.1863E+00 LN(FLOW) + 4.1837E-01 SIN(DECTIME) + 7.7843E-01 COS(DECTIME) 1 STATION: Mississippi River below Grafton,IL (CONTINUED) STATION NUMBER: 05587455 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 30. 53. 15. 14. 37. STD DEV LOAD (TON/DAY) 4. 9. 3. 3. 7. 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 1. 9. 24. 42. 66. 85. 107. 139. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 30. 53. 16. 15. 37. 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 1. 9. 24. 43. 67. 86. 109. 141. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 30. 48. 16. 18. 38. 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 1. 10. 25. 43. 66. 81. 102. 132. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 33. - 34. 1 STATION NAME: Mississippi River below Grafton,IL STATION NUMBER: 05587455 DRAINAGE AREA: 171300.0 SQUARE MILES CONSTITUENT: Total Phosphorus LOAD ESTIMATES FOR 19890101 TO 19941231 TOTAL NUMBER OF OBS.: 48 NUMBER OF UNCENSORED OBS.: 48 CALIBRATION DATA PERIOD OF RECORD: 1989 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 162947. 35600. 57920. 85025. 140500. 207750. 341500. 491000. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 135019. 21400. 43420. 71300. 106000. 176000. 252000. 596000. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 2.2075E+00 + 1.1909E+00 LN(FLOW) ESTIMATED RESIDUAL VARIANCE = 0.137 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 7.19 ( 6 DF) PROBABILITY LEVEL = 0.303 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 2.2075E+00 + 1.1909E+00 LN(FLOW) ESTIMATED RESIDUAL VARIANCE = 0.137 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 2.0600E+00 + 1.1756E+00 LN(FLOW) 1 STATION: Mississippi River below Grafton,IL (CONTINUED) STATION NUMBER: 05587455 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 79. 110. 98. 57. 51. STD DEV LOAD (TON/DAY) 5. 7. 7. 3. 3. 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 8. 35. 57. 104. 159. 213. 360. 440. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 79. 110. 98. 58. 51. 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 8. 35. 57. 104. 159. 214. 362. 444. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 79. 110. 97. 58. 51. 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 9. 36. 57. 104. 158. 211. 355. 434. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 83. 1 STATION NAME: Mississippi River below Grafton,IL STATION NUMBER: 05587455 DRAINAGE AREA: 171300.0 SQUARE MILES CONSTITUENT: Soluble Reactive Phosphorus (measured as Dissolved Orthophosphate) LOAD ESTIMATES FOR 19890101 TO 19941231 TOTAL NUMBER OF OBS.: 48 NUMBER OF UNCENSORED OBS.: 47 CALIBRATION DATA PERIOD OF RECORD: 1989 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 162947. 35600. 57920. 85025. 140500. 207750. 341500. 491000. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 135019. 21400. 43420. 71300. 106000. 176000. 252000. 596000. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 5.2759E+00 + 1.3759E+00 LN(FLOW) - 1.9912E-01 SIN(DECTIME) + 1.7892E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.225 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 15.34 ( 6 DF) PROBABILITY LEVEL = 0.018 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 5.2710E+00 + 1.3756E+00 LN(FLOW) - 1.9788E-01 SIN(DECTIME) + 1.7517E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.221 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 5.1312E+00 + 1.3716E+00 LN(FLOW) - 1.9457E-01 SIN(DECTIME) + 1.6703E-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 below Grafton,IL (CONTINUED) STATION NUMBER: 05587455 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 34. 41. 42. 30. 24. STD DEV LOAD (TON/DAY) 3. 5. 5. 4. 3. 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 2. 14. 24. 46. 65. 106. 176. 236. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 34. 41. 42. 30. 24. 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 2. 14. 24. 46. 65. 106. 178. 239. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 34. 41. 42. 30. 24. 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 2. 14. 24. 46. 65. 106. 178. 239. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 34. - 35. 1 STATION NAME: Mississippi River below Grafton,IL STATION NUMBER: 05587455 DRAINAGE AREA: 171300.0 SQUARE MILES CONSTITUENT: Total Suspended Sediment LOAD ESTIMATES FOR 19890101 TO 19941231 TOTAL NUMBER OF OBS.: 35 NUMBER OF UNCENSORED OBS.: 35 CALIBRATION DATA PERIOD OF RECORD: 1989 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 174023. 35600. 46800. 76700. 148000. 217000. 380400. 491000. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 135019. 21400. 43420. 71300. 106000. 176000. 252000. 596000. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 8.8146E+01 + 1.6334E+01 LN(FLOW) - 6.1863E-01 LN(FLOW)**2 ESTIMATED RESIDUAL VARIANCE = 0.437 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 4.37 ( 4 DF) PROBABILITY LEVEL = 0.358 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 8.8146E+01 + 1.6334E+01 LN(FLOW) - 6.1863E-01 LN(FLOW)**2 ESTIMATED RESIDUAL VARIANCE = 0.437 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 8.7983E+01 + 1.6247E+01 LN(FLOW) - 6.1356E-01 LN(FLOW)**2 WARNING: MAXIMUM PREDICTED CONCENTRATION EXCEEDS 100000 UG/L 1 STATION: Mississippi River below Grafton,IL (CONTINUED) STATION NUMBER: 05587455 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 62000. 96000. 73000. 42000. 37000. STD DEV LOAD (TON/DAY) 8200. 13000. 10000. 5300. 5300. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 5. 88. 144. 200. 219. 221. 221. 221. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 274. 16920. 41527. 98608. 149937. 181281. 200596. 203941. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 63000. 97000. 74000. 42000. 37000. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 6. 89. 145. 201. 220. 222. 222. 222. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 340. 17023. 41757. 99069. 150673. 183357. 215190. 216336. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 63000. 98000. 75000. 42000. 37000. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 6. 87. 145. 203. 223. 225. 226. 226. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 325. 16663. 41328. 99675. 153612. 188788. 226267. 228037. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 67000. 1 STATION NAME: Mississippi River below Grafton,IL STATION NUMBER: 05587455 DRAINAGE AREA: 171300.0 SQUARE MILES CONSTITUENT: Dissolved Chloride LOAD ESTIMATES FOR 19890101 TO 19941231 TOTAL NUMBER OF OBS.: 45 NUMBER OF UNCENSORED OBS.: 45 CALIBRATION DATA PERIOD OF RECORD: 1989 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 165572. 35600. 55280. 85050. 140000. 210000. 349000. 491000. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 135019. 21400. 43420. 71300. 106000. 176000. 252000. 596000. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 7.3935E+00 + 3.3877E+00 LN(FLOW) - 1.1418E-01 LN(FLOW)**2 + 1.6475E-01 SIN(DECTIME) + 1.7048E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.037 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 7.01 ( 6 DF) PROBABILITY LEVEL = 0.320 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 7.3935E+00 + 3.3877E+00 LN(FLOW) - 1.1418E-01 LN(FLOW)**2 + 1.6475E-01 SIN(DECTIME) + 1.7048E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.037 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 7.4957E+00 + 3.3627E+00 LN(FLOW) - 1.1142E-01 LN(FLOW)**2 + 1.8327E-01 SIN(DECTIME) + 1.8624E-01 COS(DECTIME) 1 STATION: Mississippi River below Grafton,IL (CONTINUED) STATION NUMBER: 05587455 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 8300. 12000. 7500. 6200. 7900. STD DEV LOAD (TON/DAY) 250. 510. 330. 310. 430. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 10. 22. 25. 30. 35. 37. 38. 39. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 1368. 5043. 7912. 11441. 13844. 14981. 17322. 18392. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 8300. 12000. 7500. 6200. 7900. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 10. 22. 25. 30. 35. 37. 38. 39. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 1391. 5039. 7904. 11429. 13826. 14998. 17313. 18404. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 8400. 12000. 7500. 6100. 8000. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 10. 21. 25. 30. 35. 36. 38. 38. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 1279. 4882. 7837. 11638. 14325. 15620. 18280. 19546. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 7600. 1 STATION NAME: Mississippi River below Grafton,IL STATION NUMBER: 05587455 DRAINAGE AREA: 171300.0 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 19890101 TO 19941231 TOTAL NUMBER OF OBS.: 45 NUMBER OF UNCENSORED OBS.: 45 CALIBRATION DATA PERIOD OF RECORD: 1989 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 165572. 35600. 55280. 85050. 140000. 210000. 349000. 491000. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 135019. 21400. 43420. 71300. 106000. 176000. 252000. 596000. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 6.1220E+01 + 1.0859E+01 LN(FLOW) - 3.7105E-01 LN(FLOW)**2 - 4.3729E-01 SIN(DECTIME) + 3.2464E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.346 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 5.28 ( 6 DF) PROBABILITY LEVEL = 0.508 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 6.1220E+01 + 1.0859E+01 LN(FLOW) - 3.7105E-01 LN(FLOW)**2 - 4.3729E-01 SIN(DECTIME) + 3.2464E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.346 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 6.0725E+01 + 1.0942E+01 LN(FLOW) - 3.8111E-01 LN(FLOW)**2 - 1.8397E-01 SIN(DECTIME) + 7.3766E-02 COS(DECTIME) WARNING: THE MAXIMUM PREDICTED CONCENTRATION EXCEEDS TWICE THE MAXIMUM OBSERVED SAMPLE CONCENTRATION. 1 STATION: Mississippi River below Grafton,IL (CONTINUED) STATION NUMBER: 05587455 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 2900. 3100. 3600. 3000. 1900. STD DEV LOAD (TON/DAY) 340. 450. 640. 500. 340. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 3. 5. 8. 11. 15. 19. 21. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 11. 629. 1568. 3908. 6649. 9864. 19275. 22413. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 2900. 3100. 3600. 2900. 1900. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 3. 5. 8. 11. 15. 19. 21. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 13. 621. 1546. 3849. 6586. 9809. 19556. 23593. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 2700. 3600. 3600. 2100. 1500. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 3. 5. 8. 9. 11. 13. 14. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 18. 617. 1517. 3869. 6206. 9960. 15781. 19100. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 2800.