1 STATION NAME: Meramec River at Eureka, MO STATION NUMBER: 07019000 DRAINAGE AREA: 3788.0 SQUARE MILES CONSTITUENT: Total Nitrogen LOAD ESTIMATES FOR 19780101 TO 19941231 TOTAL NUMBER OF OBS.: 100 NUMBER OF UNCENSORED OBS.: 100 CALIBRATION DATA PERIOD OF RECORD: 1978 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 4505. 14. 518. 814. 1545. 3855. 12646. 72400. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 3928. 290. 582. 847. 1760. 3700. 7970. 139000. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 1.0353E+02 + 5.7499E-01 LN(FLOW) + 4.0147E-02 LN(FLOW)**2 + 1.7000E-01 SIN(DECTIME) - 4.4469E-03 COS(DECTIME) - 5.1062E-02 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.202 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 15.01 ( 17 DF) PROBABILITY LEVEL = 0.594 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 1.0353E+02 + 5.7499E-01 LN(FLOW) + 4.0147E-02 LN(FLOW)**2 + 1.7000E-01 SIN(DECTIME) - 4.4469E-03 COS(DECTIME) - 5.1062E-02 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.202 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = + 1.0369E+02 + 5.5957E-01 LN(FLOW) + 4.1781E-02 LN(FLOW)**2 + 1.8176E-01 SIN(DECTIME) + 2.3851E-02 COS(DECTIME) - 5.1139E-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. WARNING: THE MAXIMUM PREDICTED CONCENTRATION EXCEEDS TWICE THE MAXIMUM OBSERVED SAMPLE CONCENTRATION. 1 STATION: Meramec River at Eureka, MO (CONTINUED) STATION NUMBER: 07019000 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 13. 23. 5. 7. 15. STD DEV LOAD (TON/DAY) 1. 3. 1. 1. 2. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 1. 1. 1. 1. 1. 2. 4. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 1. 3. 8. 22. 50. 185. 1204. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 13. 23. 5. 7. 15. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 1. 1. 1. 1. 1. 2. 4. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 1. 3. 8. 22. 50. 186. 1253. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 13. 24. 5. 7. 16. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 1. 1. 1. 1. 1. 2. 4. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 1. 3. 8. 22. 51. 198. 1369. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 11. 1 STATION NAME: Meramec River at Eureka, MO STATION NUMBER: 07019000 DRAINAGE AREA: 3788.0 SQUARE MILES CONSTITUENT: Total Nitrate + Nitrite LOAD ESTIMATES FOR 19780101 TO 19941231 TOTAL NUMBER OF OBS.: 116 NUMBER OF UNCENSORED OBS.: 76 CALIBRATION DATA PERIOD OF RECORD: 1978 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 4168. 14. 533. 839. 1555. 3708. 9173. 72400. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 3928. 290. 582. 847. 1760. 3700. 7970. 139000. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 8.3671E+01 + 1.3866E+00 LN(FLOW) + 3.5488E-01 SIN(DECTIME) + 3.4502E-01 COS(DECTIME) - 4.3733E-02 DECTIME ESTIMATED RESIDUAL VARIANCE = 1.048 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 72.69 ( 20 DF) PROBABILITY LEVEL = 0.001 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 5.9063E+01 + 1.2544E+00 LN(FLOW) + 1.9486E-01 SIN(DECTIME) + 2.7716E-01 COS(DECTIME) - 3.0700E-02 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.841 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = + 5.8421E+01 + 1.2170E+00 LN(FLOW) + 3.9998E-01 SIN(DECTIME) + 3.9330E-01 COS(DECTIME) - 3.0203E-02 DECTIME WARNING: THE MAXIMUM PREDICTED CONCENTRATION EXCEEDS TWICE THE MAXIMUM OBSERVED SAMPLE CONCENTRATION. 1 STATION: Meramec River at Eureka, MO (CONTINUED) STATION NUMBER: 07019000 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 6. 11. 2. 3. 9. STD DEV LOAD (TON/DAY) 1. 2. 0. 1. 2. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 0. 1. 1. 1. 2. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 1. 4. 11. 25. 96. 580. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 5.50 9.20 1.70 3.30 8.00 PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 0. 1. 1. 1. 1. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 1. 1. 4. 11. 23. 78. 443. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 5.50 9.80 1.40 2.60 8.30 PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 0. 1. 1. 1. 1. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 1. 4. 11. 22. 77. 372. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 2.9 - 3.0 1 STATION NAME: Meramec River at Eureka, MO STATION NUMBER: 07019000 DRAINAGE AREA: 3788.0 SQUARE MILES CONSTITUENT: Dissolved Ammonia LOAD ESTIMATES FOR 19780101 TO 19941231 TOTAL NUMBER OF OBS.: 94 NUMBER OF UNCENSORED OBS.: 77 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 4458. 14. 552. 859. 1655. 3658. 9575. 72400. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 3928. 290. 582. 847. 1760. 3700. 7970. 139000. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 2.2762E+02 + 4.6925E-03 LN(FLOW) + 7.7449E-02 LN(FLOW)**2 - 1.1403E-01 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.625 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 38.32 ( 15 DF) PROBABILITY LEVEL = 0.001 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 2.1035E+02 + 1.1577E-01 LN(FLOW) + 6.8203E-02 LN(FLOW)**2 - 1.0544E-01 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.576 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = + 2.1539E+02 - 1.3936E-01 LN(FLOW) + 8.0735E-02 LN(FLOW)**2 - 1.0735E-01 DECTIME 1 STATION: Meramec River at Eureka, MO (CONTINUED) STATION NUMBER: 07019000 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 0.81 1.40 0.33 0.48 1.10 STD DEV LOAD (TON/DAY) 0.18 0.32 0.05 0.10 0.26 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. 0. 0. 1. 3. 13. 147. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 0.83 1.40 0.35 0.50 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. 0. 0. 0. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 0. 1. 3. 13. 139. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 0.77 1.30 0.33 0.47 1.00 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. 0. 0. 1. 3. 12. 131. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 0.53 - 0.54 1 STATION NAME: Meramec River at Eureka, MO STATION NUMBER: 07019000 DRAINAGE AREA: 3788.0 SQUARE MILES CONSTITUENT: Total Phosphorus LOAD ESTIMATES FOR 19780101 TO 19941231 TOTAL NUMBER OF OBS.: 117 NUMBER OF UNCENSORED OBS.: 114 CALIBRATION DATA PERIOD OF RECORD: 1978 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 4223. 14. 535. 831. 1550. 3820. 9506. 72400. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 3928. 290. 582. 847. 1760. 3700. 7970. 139000. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 7.5873E+01 - 4.0675E-01 LN(FLOW) + 1.1357E-01 LN(FLOW)**2 - 2.8663E-02 SIN(DECTIME) - 2.3905E-01 COS(DECTIME) - 3.6956E-02 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.398 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 25.86 ( 20 DF) PROBABILITY LEVEL = 0.171 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 7.3811E+01 - 3.9860E-01 LN(FLOW) + 1.1289E-01 LN(FLOW)**2 - 3.1702E-02 SIN(DECTIME) - 2.4326E-01 COS(DECTIME) - 3.5926E-02 DECTIME ESTIMATED RESIDUAL VARIANCE = 0.390 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = + 7.4227E+01 - 4.5899E-01 LN(FLOW) + 1.1924E-01 LN(FLOW)**2 - 1.8170E-01 SIN(DECTIME) - 2.5173E-01 COS(DECTIME) - 3.6056E-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. WARNING: THE MAXIMUM PREDICTED CONCENTRATION EXCEEDS TWICE THE MAXIMUM OBSERVED SAMPLE CONCENTRATION. 1 STATION: Meramec River at Eureka, MO (CONTINUED) STATION NUMBER: 07019000 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1.60 2.90 0.66 1.20 1.80 STD DEV LOAD (TON/DAY) 0.33 0.62 0.11 0.29 0.40 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. 1. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 1. 2. 5. 28. 405. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1.70 3.00 0.68 1.20 1.90 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. 1. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 1. 2. 5. 28. 437. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 1.90 3.10 0.76 1.60 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. 2. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 0. 0. 0. 1. 2. 5. 34. 606. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 1.3 1 STATION NAME: Meramec River at Eureka, MO STATION NUMBER: 07019000 DRAINAGE AREA: 3788.0 SQUARE MILES CONSTITUENT: Soluble Reactive Phosphorus (measured as Dissolved Orthophosphate) LOAD ESTIMATES FOR 19780101 TO 19941231 TOTAL NUMBER OF OBS.: 78 NUMBER OF UNCENSORED OBS.: 49 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 5015. 14. 623. 933. 1845. 3900. 13020. 72400. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 3928. 290. 582. 847. 1760. 3700. 7970. 139000. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 2.6619E+00 + 6.7852E-01 LN(FLOW) + 4.0643E-02 LN(FLOW)**2 - 3.5751E-01 SIN(DECTIME) + 9.1087E-04 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.360 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 39.69 ( 12 DF) PROBABILITY LEVEL = 0.001 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = - 2.9391E+00 + 8.5453E-01 LN(FLOW) + 2.5557E-02 LN(FLOW)**2 - 2.5813E-01 SIN(DECTIME) + 4.8660E-03 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.295 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = - 3.0075E+00 + 8.2661E-01 LN(FLOW) + 2.7523E-02 LN(FLOW)**2 - 1.7420E-01 SIN(DECTIME) + 5.4526E-02 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. WARNING: THE MAXIMUM PREDICTED CONCENTRATION EXCEEDS TWICE THE MAXIMUM OBSERVED SAMPLE CONCENTRATION. 1 STATION: Meramec River at Eureka, MO (CONTINUED) STATION NUMBER: 07019000 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 0.29 0.37 0.13 0.31 0.36 STD DEV LOAD (TON/DAY) 0.05 0.07 0.02 0.07 0.07 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. 0. 0. 0. 1. 4. 41. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 0.32 0.43 0.15 0.30 0.39 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. 0. 0. 1. 1. 4. 34. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 0.33 0.47 0.14 0.30 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. 0. 0. 1. 1. 4. 36. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 0.27 - 0.29 1 STATION NAME: Meramec River at Eureka, MO STATION NUMBER: 07019000 DRAINAGE AREA: 3788.0 SQUARE MILES CONSTITUENT: Total Suspended Sediment LOAD ESTIMATES FOR 19780101 TO 19941231 TOTAL NUMBER OF OBS.: 110 NUMBER OF UNCENSORED OBS.: 110 CALIBRATION DATA PERIOD OF RECORD: 1978 TO 1993 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 6588. 320. 540. 829. 1555. 4318. 14910. 139000. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 3928. 290. 582. 847. 1760. 3700. 7970. 139000. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 1.2282E+02 + 1.6317E+00 LN(FLOW) - 2.9763E-01 SIN(DECTIME) - 5.1334E-01 COS(DECTIME) - 6.1566E-02 DECTIME ESTIMATED RESIDUAL VARIANCE = 1.453 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 31.30 ( 19 DF) PROBABILITY LEVEL = 0.037 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 1.2282E+02 + 1.6317E+00 LN(FLOW) - 2.9763E-01 SIN(DECTIME) - 5.1334E-01 COS(DECTIME) - 6.1566E-02 DECTIME ESTIMATED RESIDUAL VARIANCE = 1.453 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = + 1.2319E+02 + 1.6123E+00 LN(FLOW) - 3.6146E-01 SIN(DECTIME) - 3.7550E-01 COS(DECTIME) - 6.1707E-02 DECTIME WARNING: MAXIMUM PREDICTED CONCENTRATION EXCEEDS 100000 UG/L 1 STATION: Meramec River at Eureka, MO (CONTINUED) STATION NUMBER: 07019000 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 2500. 4100. 1600. 1900. 2300. STD DEV LOAD (TON/DAY) 630. 1200. 440. 640. 620. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 18. 47. 68. 113. 185. 260. 492. 1001. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 24. 120. 304. 978. 3538. 9181. 43202. 340741. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 2600. 4400. 1700. 2100. 2400. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 18. 49. 70. 117. 192. 273. 530. 1094. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 26. 124. 314. 1014. 3676. 9656. 46623. 379334. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 2500. 3800. 1400. 2200. 2500. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 21. 50. 69. 110. 181. 260. 474. 1080. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 29. 128. 305. 972. 3421. 9116. 41864. 404745. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 3100. 1 STATION NAME: Meramec River at Eureka, MO STATION NUMBER: 07019000 DRAINAGE AREA: 3788.0 SQUARE MILES CONSTITUENT: Dissolved Chloride LOAD ESTIMATES FOR 19780101 TO 19941231 TOTAL NUMBER OF OBS.: 118 NUMBER OF UNCENSORED OBS.: 118 CALIBRATION DATA PERIOD OF RECORD: 1978 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 4210. 14. 538. 833. 1555. 3785. 9483. 72400. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 3928. 290. 582. 847. 1760. 3700. 7970. 139000. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 3.5991E+00 + 1.1485E+00 LN(FLOW) - 2.0645E-02 LN(FLOW)**2 + 7.7191E-02 SIN(DECTIME) + 1.5753E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.084 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 26.88 ( 20 DF) PROBABILITY LEVEL = 0.139 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 3.5991E+00 + 1.1485E+00 LN(FLOW) - 2.0645E-02 LN(FLOW)**2 + 7.7191E-02 SIN(DECTIME) + 1.5753E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.084 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = + 3.5439E+00 + 1.1403E+00 LN(FLOW) - 1.9442E-02 LN(FLOW)**2 + 6.6933E-02 SIN(DECTIME) + 1.3115E-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: Meramec River at Eureka, MO (CONTINUED) STATION NUMBER: 07019000 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 55. 82. 29. 37. 72. STD DEV LOAD (TON/DAY) 2. 4. 1. 2. 4. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 2. 6. 7. 7. 8. 9. 9. 10. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 6. 16. 33. 64. 116. 181. 366. 932. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 55. 82. 29. 38. 73. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 2. 6. 7. 7. 8. 9. 9. 10. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 6. 16. 33. 64. 116. 183. 370. 953. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 56. 84. 30. 38. 72. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 3. 6. 7. 7. 8. 8. 9. 9. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 6. 16. 33. 63. 117. 187. 375. 998. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 55. 1 STATION NAME: Meramec River at Eureka, MO STATION NUMBER: 07019000 DRAINAGE AREA: 3788.0 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 19780101 TO 19941231 TOTAL NUMBER OF OBS.: 118 NUMBER OF UNCENSORED OBS.: 117 CALIBRATION DATA PERIOD OF RECORD: 1978 TO 1994 CALIBRATION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 4210. 14. 538. 833. 1555. 3785. 9483. 72400. PREDICTION DATA SET STREAMFLOW SUMMARY STATISTICS MEAN MINIMUM 10TH PCT 25TH PCT MEDIAN 75TH PCT 90TH PCT MAXIMUM 3928. 290. 582. 847. 1760. 3700. 7970. 139000. MAXIMUM LIKELIHOOD ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 4.1726E+00 + 6.8808E-01 LN(FLOW) + 2.8068E-02 LN(FLOW)**2 - 1.9156E-01 SIN(DECTIME) - 1.5680E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.326 TURNBULL-WEISS LIKELIHOOD RATIO NORMALITY TEST STATISTIC = 55.80 ( 20 DF) PROBABILITY LEVEL = 0.001 LINEAR ATTRIBUTION ESTIMATE OF BEST FIT MODEL --------------------------------------------- LN(LOAD) = + 4.1652E+00 + 6.9006E-01 LN(FLOW) + 2.7951E-02 LN(FLOW)**2 - 1.9293E-01 SIN(DECTIME) - 1.5695E-01 COS(DECTIME) ESTIMATED RESIDUAL VARIANCE = 0.323 LEAST ABSOLUTE DEVIATION ESTIMATE OF BEST FIT MODEL --------------------------------------------------- LN(LOAD) = + 4.4519E+00 + 6.7070E-01 LN(FLOW) + 2.6728E-02 LN(FLOW)**2 - 1.5080E-01 SIN(DECTIME) - 1.8048E-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. WARNING: THE MAXIMUM PREDICTED CONCENTRATION EXCEEDS TWICE THE MAXIMUM OBSERVED SAMPLE CONCENTRATION. 1 STATION: Meramec River at Eureka, MO (CONTINUED) STATION NUMBER: 07019000 LOADS ESTIMATED BY RATING CURVE METHOD (MAXIMUM LIKELIHOOD PARAM. EST.) ----------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 90. 130. 53. 76. 97. STD DEV LOAD (TON/DAY) 11. 19. 6. 12. 13. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 5. 6. 7. 8. 8. 9. 12. 18. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 5. 16. 30. 66. 160. 323. 1121. 5935. LOADS ESTIMATED BY RATING CURVE METHOD (LINEAR ATTRIBUTION PARAM. EST.) ---------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 87. 130. 51. 74. 93. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 4. 6. 7. 7. 8. 9. 11. 18. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 5. 15. 28. 63. 153. 309. 1085. 6025. LOADS ESTIMATED BY RATING CURVE METHOD (LEAST ABSOLUTE DEVIATION PARAM. EST.) ----------------------------------------------------------------------------- ANNUAL SPRING SUMMER FALL WINTER AVERAGE LOAD (TON/DAY) 81. 120. 50. 66. 85. PREDICTED CONCENTRATION SUMMARY STATISTICS (MG/L) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 5. 6. 7. 7. 8. 8. 10. 15. PREDICTED LOAD SUMMARY STATISTICS (TON/DAY) MINIMUM 25TH PCT MEDIAN 75TH PCT 90TH PCT 95TH PCT 99TH PCT MAXIMUM 5. 15. 29. 62. 148. 289. 987. 4822. LOAD ESTIMATED BY BEALE RATIO ESTIMATOR --------------------------------------- AVERAGE ANNUAL LOAD (TON/DAY): 76.