U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 03322100 PIGEON CREEK AT EVANSVILLE, IND. STREAM SOURCE AGENCY USGS STATE 18 COUNTY 163 LATITUDE 380014 LONGITUDE 0873219 NAD27 DRAINAGE AREA 323.00 CONTRIBUTING DRAINAGE AREA DATUM 352.24 NGVD29 Date Processed: 2007-08-28 16:44 By dvarvin PARAMETER CODE - 00060 Discharge STATISTIC CODE - 00003 MEAN DURATION TABLE OF DAILY VALUES FOR PERIOD OCT TO SEP CLASS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 WATER YEAR NUMBER OF DAYS IN CLASS RANGE 1962 1962 3 3 3 6 9 8 11 16 19 32 12 21 20 21 13 18 10 14 17 10 14 17 12 5 9 13 11 3 5 2 2 1963 1963 5 19 17 5 9 9 31 20 33 21 31 33 20 15 22 12 7 7 3 2 3 2 7 3 10 8 3 7 1 1964 1964 2 4 6 39 51 34 23 23 22 28 16 13 10 6 11 8 10 5 9 5 3 3 2 3 2 10 8 1 2 1 1 1 4 1965 1965 2 5 26 7 18 13 30 12 23 21 17 16 16 11 11 16 12 15 16 11 12 11 11 16 7 4 1 1 4 1966 1966 10 4 8 6 54 49 18 32 16 15 15 23 5 13 9 13 8 9 14 6 8 8 13 4 1 4 1967 1967 2 2 11 10 7 7 17 29 19 21 22 34 33 21 19 14 13 20 8 8 10 9 13 4 8 3 1 1968 1968 2 16 10 14 17 28 33 28 27 15 17 10 19 12 12 12 11 14 14 16 17 18 4 1969 1969 6 8 31 25 15 34 21 22 14 20 19 23 14 14 13 12 15 16 21 5 7 5 2 3 1970 1970 13 23 42 16 13 13 28 14 12 22 22 27 22 15 15 14 13 16 14 4 4 3 1971 1971 1 8 4 5 8 17 25 46 32 39 25 24 26 26 21 17 11 13 5 8 4 1972 1972 2 5 5 13 20 14 14 43 18 14 16 17 27 26 25 25 17 22 10 5 4 4 4 4 2 3 1 6 1973 1973 11 2 7 21 16 11 9 4 8 6 11 29 15 21 30 19 22 29 17 24 17 13 13 5 3 2 1974 1974 1 1 5 6 13 20 23 9 33 15 19 24 23 26 22 13 14 17 14 10 16 19 15 2 5 1975 1975 3 7 12 16 17 29 16 19 15 20 22 22 27 14 28 19 15 18 11 7 12 7 5 4 1976 1976 1 7 9 12 15 27 18 28 21 19 30 40 25 19 19 14 12 11 5 13 6 14 1 1977 1977 4 4 6 24 31 22 43 13 17 7 15 24 17 19 19 20 18 10 9 12 10 11 2 3 5 1978 1978 2 2 10 12 5 17 11 13 20 31 37 24 22 27 22 21 15 9 17 14 15 6 7 2 3 1 1979 1979 8 1 9 11 6 7 6 6 14 17 16 22 23 14 18 10 11 14 23 23 23 26 17 14 15 8 3 1980 1980 13 13 9 17 18 42 23 19 25 19 22 21 20 10 10 14 12 18 14 12 6 7 2 1981 1981 16 1 10 25 36 41 37 41 22 19 17 8 7 16 8 8 15 6 7 7 3 2 7 2 3 1 1982 1982 1 2 10 20 22 18 23 27 30 21 17 15 19 19 16 18 11 7 19 13 11 7 5 3 7 4 1983 1983 2 5 3 1 1 21 13 12 9 15 24 18 20 8 20 20 16 19 17 10 10 11 8 10 16 18 11 8 8 7 3 1 1984 1984 6 4 15 21 20 32 26 24 16 13 16 17 16 17 15 10 14 13 17 10 17 10 13 4 CLASS VALUE TOTAL ACCUM PERCT CLASS VALUE TOTAL ACCUM PERCT CLASS VALUE TOTAL ACCUM PERCT 1 0.00 69 8395 100.00 13 23.00 414 6100 72.66 25 672.00 276 1335 15.90 2 1.00 9 8326 99.18 14 30.00 525 5686 67.73 26 892.00 276 1059 12.61 3 1.30 16 8317 99.07 15 40.00 457 5161 61.48 27 1180.00 270 783 9.33 4 1.80 92 8301 98.88 16 53.00 421 4704 56.03 28 1570.00 197 513 6.11 5 2.30 92 8209 97.78 17 70.00 485 4283 51.02 29 2090.00 132 316 3.76 6 3.10 103 8117 96.69 18 93.00 408 3798 45.24 30 2770.00 96 184 2.19 7 4.10 85 8014 95.46 19 123.00 401 3390 40.38 31 3670.00 45 88 1.05 8 5.50 213 7929 94.45 20 163.00 430 2989 35.60 32 4880.00 35 43 0.51 9 7.20 319 7716 91.91 21 217.00 358 2559 30.48 33 6470.00 7 8 0.10 10 9.60 362 7397 88.11 22 288.00 314 2201 26.22 34 8590.00 1 1 0.01 11 13.00 438 7035 83.80 23 382.00 299 1887 22.48 35 11400.00 0 0 0.00 12 17.00 497 6597 78.58 24 507.00 253 1588 18.92 VALUE EXCEEDED 'P' PERCENT OF TIME P95 = 4.7 P90 = 8.4 P80 = 15.9 P75 = 20.6 P50 = 74.1 P25 = 318.6 P10 = 1121.0 P05 = 1816.1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 03322100 PIGEON CREEK AT EVANSVILLE, IND. STREAM SOURCE AGENCY USGS STATE 18 COUNTY 163 LATITUDE 380014 LONGITUDE 0873219 NAD27 DRAINAGE AREA 323.00 CONTRIBUTING DRAINAGE AREA DATUM 352.24 NGVD29 Date Processed: 2007-08-28 16:44 By dvarvin PARAMETER CODE - 00060 Discharge STATISTIC CODE - 00003 MEAN LOWEST MEAN VALUE AND RANKING FOR THE FOLLOWING NUMBER OF CONSECUTIVE DAYS FOR PERIOD APR TO MAR WATER YEAR RANGE 1 3 7 14 30 60 90 120 183 1961 1962 -197 2 1.50 9 2.50 8 3.52 4 6.34 4 7.96 4 11.3 4 22.1 4 52.5 8 1962 1963 -302 1 -272 1 -35.3 1 3.63 5 10.0 9 17.6 11 20.0 9 52.3 13 44.4 6 1963 1964 1.10 13 1.30 8 1.61 6 1.90 3 2.13 2 2.59 1 3.94 2 4.52 2 7.12 1 1964 1965 0.0000 3 1.00 7 1.57 5 1.71 2 1.87 1 3.35 2 3.92 1 4.37 1 16.8 2 1965 1966 0.0000 4 0.0000 2 0.0000 2 4.19 6 5.30 3 6.14 3 10.8 3 39.6 8 47.6 7 1966 1967 0.0000 5 3.33 11 3.71 10 4.71 8 11.7 12 14.1 8 17.6 7 20.3 3 33.6 4 1967 1968 9.50 22 10.0 22 10.2 18 12.2 18 12.8 14 26.4 16 84.3 19 106 20 212 22 1968 1969 6.70 17 7.27 16 8.36 15 12.0 17 17.6 17 31.8 18 42.0 15 63.8 14 117 16 1969 1970 10.0 23 12.0 24 14.9 24 15.7 21 20.1 19 56.4 20 112 21 133 22 170 20 1970 1971 8.60 20 8.77 18 10.2 19 11.2 15 19.5 18 25.9 15 30.2 12 43.4 11 72.6 10 1971 1972 5.10 16 6.83 15 8.96 16 17.8 22 20.1 20 28.9 17 70.1 17 97.5 18 134 18 1972 1973 2.40 14 3.50 12 3.64 9 4.26 7 6.79 6 12.3 6 33.4 13 67.3 15 71.1 9 1973 1974 3.20 15 4.50 13 5.73 11 7.19 11 9.56 8 19.9 13 19.4 8 43.2 10 126 17 1974 1975 10.0 24 10.7 23 13.1 23 15.1 19 26.6 22 66.7 22 120 22 128 21 211 21 1975 1976 7.80 18 9.87 21 12.4 21 23.5 24 31.6 23 59.3 21 79.7 18 72.1 16 104 15 1976 1977 0.0000 6 3.00 10 6.10 12 7.73 12 8.11 7 12.4 7 15.1 6 34.1 7 34.2 5 1977 1978 9.10 21 9.63 20 12.6 22 18.9 23 31.6 24 118 24 155 23 229 23 251 23 1978 1979 0.0000 7 5.67 14 6.26 13 7.06 10 13.0 15 21.5 14 36.2 14 42.1 9 76.9 11 1979 1980 0.0000 8 0.0000 3 0.0000 3 0.0000 1 12.2 13 94.7 23 247 24 451 24 418 24 1980 1981 0.0000 9 0.0000 4 0.0000 4 9.93 14 11.3 10 18.0 12 29.5 11 31.6 6 30.4 3 1981 1982 0.0000 10 0.0000 5 7.47 14 8.86 13 11.5 11 16.1 9 49.7 16 88.3 17 101 14 1982 1983 8.10 19 9.03 19 10.3 20 15.5 20 26.3 21 50.0 19 102 20 102 19 138 19 1983 1984 0.0000 11 0.0000 6 2.16 7 4.79 9 6.69 5 8.31 5 14.3 5 27.8 5 85.0 12 1984 1985 0.0000 12 7.70 17 8.97 17 11.6 16 13.4 16 16.4 10 27.5 10 49.1 12 99.0 13 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 03322100 PIGEON CREEK AT EVANSVILLE, IND. STREAM SOURCE AGENCY USGS STATE 18 COUNTY 163 LATITUDE 380014 LONGITUDE 0873219 NAD27 DRAINAGE AREA 323.00 CONTRIBUTING DRAINAGE AREA DATUM 352.24 NGVD29 Date Processed: 2007-08-28 16:44 By dvarvin PARAMETER CODE - 00060 Discharge STATISTIC CODE - 00003 MEAN HIGHEST MEAN VALUE AND RANKING FOR THE FOLLOWING NUMBER OF CONSECUTIVE DAYS FOR PERIOD OCT TO SEP WATER YEAR RANGE 1 3 7 15 30 60 90 120 183 1962 1962 5440 9 5080 9 3930 8 2474 9 1776 9 1285 9 1084 6 872 7 626 10 1963 1963 3830 14 3470 13 3003 13 2343 11 2085 5 1145 11 801 14 632 16 436 16 1964 1964 7970 2 7547 2 5917 2 3608 4 2124 4 1286 8 876 11 668 14 447 15 1965 1965 3660 15 3270 15 2572 18 1406 19 1043 17 730 18 615 18 496 18 340 21 1966 1966 2430 22 2363 21 1900 21 924 22 648 22 440 22 427 22 408 21 302 22 1967 1967 2870 20 2753 20 2172 20 1287 20 784 20 450 21 469 21 393 22 359 20 1968 1968 3580 16 3457 14 2907 14 1826 15 1472 13 930 15 875 12 819 9 716 6 1969 1969 5770 7 5520 7 4417 7 2863 8 2024 6 1314 7 1013 8 841 8 691 9 1970 1970 5700 8 5367 8 3674 11 2185 13 1414 14 1329 6 1052 7 918 6 734 5 1971 1971 1970 23 1667 23 1443 23 764 23 459 23 382 23 365 23 315 23 293 23 1972 1972 6340 3 5677 5 5401 3 3604 5 1944 7 1243 10 935 9 731 11 528 14 1973 1973 4040 13 3123 17 2883 15 1630 16 1236 16 1111 12 887 10 775 10 693 8 1974 1974 3100 19 3080 18 2183 19 1427 18 946 19 736 17 761 15 695 13 619 12 1975 1975 6000 4 5833 3 4909 5 2916 7 1666 11 1489 4 1336 3 1211 3 980 3 1976 1976 2870 21 2157 22 1781 22 1016 21 738 21 566 20 493 20 424 20 376 19 1977 1977 3430 17 3147 16 2614 16 1515 17 997 18 699 19 608 19 483 19 435 17 1978 1978 5370 10 4437 10 3707 10 2446 10 1670 10 1006 14 816 13 707 12 625 11 1979 1979 5950 6 5683 4 4914 4 3909 3 2411 3 2227 1 1687 1 1421 1 1139 2 1980 1980 4220 12 3650 12 3201 12 1958 14 1254 15 874 16 634 17 641 15 614 13 1981 1981 5190 11 4283 11 3737 9 2945 6 1783 8 1017 13 712 16 592 17 432 18 1982 1982 5960 5 5630 6 4777 6 4070 2 2630 2 1675 3 1318 4 1099 4 776 4 1983 1983 8640 1 8070 1 7006 1 4327 1 3040 1 2184 2 1650 2 1325 2 1285 1 1984 1984 3360 18 2890 19 2574 17 2281 12 1659 12 1414 5 1130 5 936 5 700 7 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 03322100 PIGEON CREEK AT EVANSVILLE, IND. STREAM SOURCE AGENCY USGS STATE 18 COUNTY 163 LATITUDE 380014 LONGITUDE 0873219 NAD27 DRAINAGE AREA 323.00 CONTRIBUTING DRAINAGE AREA DATUM 352.24 NGVD29 Date Processed: 2007-08-28 16:44 By dvarvin PARAMETER CODE - 00060 Discharge STATISTIC CODE - 00003 MEAN ANNUAL AND/OR SEMI-ANNUAL VALUES MEAN VALUE AND RANKING FOR MEAN VALUE AND RANKING FOR PERIOD INCLUDED IN LOW-VALUE ANALYSIS PERIOD INCLUDED IN HIGH-VALUE ANALYSIS (APR-MAR) (OCT-SEP) WATER YEAR WATER YEAR RANGE RANGE 1961 1962 620 23 1962 1962 338 13 1962 1963 258 8 1963 1963 232 18 1963 1964 214 7 1964 1964 227 19 1964 1965 170 3 1965 1965 195 22 1965 1966 154 1 1966 1966 166 23 1966 1967 175 4 1967 1967 223 20 1967 1968 437 16 1968 1968 454 4 1968 1969 431 15 1969 1969 431 6 1969 1970 362 11 1970 1970 420 8 1970 1971 322 9 1971 1971 220 21 1971 1972 209 6 1972 1972 296 14 1972 1973 425 14 1973 1973 428 7 1973 1974 400 12 1974 1974 374 12 1974 1975 530 20 1975 1975 546 3 1975 1976 349 10 1976 1976 252 16 1976 1977 185 5 1977 1977 259 15 1977 1978 457 17 1978 1978 386 10 1978 1979 487 19 1979 1979 763 1 1979 1980 639 24 1980 1980 407 9 1980 1981 166 2 1981 1981 241 17 1981 1982 557 21 1982 1982 441 5 1982 1983 403 13 1983 1983 705 2 1983 1984 613 22 1984 1984 384 11 1984 1985 473 18 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 03322100 PIGEON CREEK AT EVANSVILLE, IND. STREAM SOURCE AGENCY USGS STATE 18 COUNTY 163 LATITUDE 380014 LONGITUDE 0873219 NAD27 DRAINAGE AREA 323.00 CONTRIBUTING DRAINAGE AREA DATUM 352.24 NGVD29 Date Processed: 2007-08-28 16:23 By dvarvin Daily Values Monthly and Annual Statistics MEAN Discharge Number of years retrieved is 25 Normal monthly means (All days) Year Oct Nov Dec Jan Feb March April May June July Aug Sept 1961 * 32.1 43.9 62.5 392.0 914.2 713.5 3081 221.3 29.8 45.6 9.85 1962 6.87 39.3 255.0 868.2 870.0 1273 280.4 234.6 52.1 33.1 20.9 150.5 1963 26.6 23.6 91.0 117.2 50.6 1980 242.6 99.5 27.4 68.1 8.47 5.68 1964 2.18 6.03 6.81 17.4 4.86 2051 450.8 54.6 44.3 45.3 5.06 5.53 1965 1.90 5.43 50.1 149.4 806.8 482.5 578.2 26.3 45.5 73.5 15.6 165.9 1966 16.8 6.54 9.10 176.1 518.1 253.7 428.9 437.9 33.2 80.7 32.1 24.5 1967 11.5 21.0 297.8 102.1 143.6 477.0 97.9 572.2 89.5 742.6 73.1 13.9 1968 178.1 213.0 1382 345.2 777.9 732.5 733.6 316.5 529.2 68.6 118.7 65.0 1969 42.9 141.5 700.0 1212 1021 271.2 511.3 366.7 251.5 421.6 91.9 177.4 1970 62.7 312.3 194.1 308.5 448.7 1204 1211 576.6 630.3 40.2 37.0 30.2 1971 74.9 109.8 204.5 316.0 447.5 216.6 181.6 184.5 335.9 101.8 59.1 434.7 1972 51.1 20.2 166.3 152.8 325.7 510.7 1918 111.3 66.0 164.0 81.4 17.3 1973 9.72 360.9 620.5 483.5 331.2 953.5 1042 572.4 433.2 214.3 99.3 15.0 1974 24.8 231.3 373.4 854.5 202.6 717.2 687.8 392.1 567.5 27.7 211.7 183.6 1975 82.1 492.4 495.9 813.9 1148 1313 1451 460.5 111.8 49.5 133.6 55.0 1976 118.8 214.7 352.7 516.9 584.1 173.8 55.7 323.9 552.5 71.8 13.9 59.6 1977 75.0 32.9 15.8 10.6 184.0 824.6 549.2 292.0 239.8 159.6 530.9 187.2 1978 313.3 417.9 875.5 112.4 143.7 1613 342.4 419.2 64.2 185.9 32.5 72.2 1979 20.3 143.9 734.6 881.2 1351 1644 1795 404.9 395.2 933.9 723.6 162.8 1980 31.6 1148 571.0 148.6 653.3 732.2 464.3 288.6 247.4 554.3 27.1 38.0 1981 34.5 53.7 23.0 14.7 104.4 136.9 169.1 1491 414.2 85.6 278.6 66.4 1982 19.6 68.1 275.0 1359 1698 815.5 395.9 96.6 223.4 43.0 78.6 311.9 1983 115.9 276.5 2071 434.3 239.7 516.1 1541 2742 387.3 51.5 10.1 6.71 1984 69.5 241.2 245.7 146.1 313.0 1579 1178 547.9 94.8 40.0 16.5 138.8 1985 111.2 417.8 941.8 544.7 1062 635.9 929.2 357.7 283.8 89.4 * * * Indicates a no-value month Station 03322100 PIGEON CREEK AT EVANSVILLE, IND. MEAN Discharge Ranked Normal monthly means (All days) Oct Nov Dec Jan Feb March * 1961 5.43 1965 6.81 1964 10.6 1977 4.86 1964 136.9 1981 1.90 1965 6.03 1964 9.10 1966 14.7 1981 50.6 1963 173.8 1976 2.18 1964 6.54 1966 15.8 1977 17.4 1964 104.4 1981 216.6 1971 6.87 1962 20.2 1972 23.0 1981 62.5 1961 143.6 1967 253.7 1966 9.72 1973 21.0 1967 43.9 1961 102.1 1967 143.7 1978 271.2 1969 11.5 1967 23.6 1963 50.1 1965 112.4 1978 184.0 1977 477.0 1967 16.8 1966 32.1 1961 91.0 1963 117.2 1963 202.6 1974 482.5 1965 19.6 1982 32.9 1977 166.3 1972 146.1 1984 239.7 1983 510.7 1972 20.3 1979 39.3 1962 194.1 1970 148.6 1980 313.0 1984 516.1 1983 24.8 1974 53.7 1981 204.5 1971 149.4 1965 325.7 1972 635.9 1985 26.6 1963 68.1 1982 245.7 1984 152.8 1972 331.2 1973 717.2 1974 31.6 1980 109.8 1971 255.0 1962 176.1 1966 392.0 1961 732.2 1980 34.5 1981 141.5 1969 275.0 1982 308.5 1970 447.5 1971 732.5 1968 42.9 1969 143.9 1979 297.8 1967 316.0 1971 448.7 1970 815.5 1982 51.1 1972 213.0 1968 352.7 1976 345.2 1968 518.1 1966 824.6 1977 62.7 1970 214.7 1976 373.4 1974 434.3 1983 584.1 1976 914.2 1961 69.5 1984 231.3 1974 495.9 1975 483.5 1973 653.3 1980 953.5 1973 74.9 1971 241.2 1984 571.0 1980 516.9 1976 777.9 1968 1204 1970 75.0 1977 276.5 1983 620.5 1973 544.7 1985 806.8 1965 1273 1962 82.1 1975 312.3 1970 700.0 1969 813.9 1975 870.0 1962 1313 1975 111.2 1985 360.9 1973 734.6 1979 854.5 1974 1021 1969 1579 1984 115.9 1983 417.8 1985 875.5 1978 868.2 1962 1062 1985 1613 1978 118.8 1976 417.9 1978 941.8 1985 881.2 1979 1148 1975 1644 1979 178.1 1968 492.4 1975 1382 1968 1212 1969 1351 1979 1980 1963 313.3 1978 1148 1980 2071 1983 1359 1982 1698 1982 2051 1964 * Indicates a no-value month Station 03322100 PIGEON CREEK AT EVANSVILLE, IND. MEAN Discharge Ranked Normal monthly means (All days) April May June July Aug Sept 55.7 1976 26.3 1965 27.4 1963 27.7 1974 * 1985 * 1985 97.9 1967 54.6 1964 33.2 1966 29.8 1961 5.06 1964 5.53 1964 169.1 1981 96.6 1982 44.3 1964 33.1 1962 8.47 1963 5.68 1963 181.6 1971 99.5 1963 45.5 1965 40.0 1984 10.1 1983 6.71 1983 242.6 1963 111.3 1972 52.1 1962 40.2 1970 13.9 1976 9.85 1961 280.4 1962 184.5 1971 64.2 1978 43.0 1982 15.6 1965 13.9 1967 342.4 1978 234.6 1962 66.0 1972 45.3 1964 16.5 1984 15.0 1973 395.9 1982 288.6 1980 89.5 1967 49.5 1975 20.9 1962 17.3 1972 428.9 1966 292.0 1977 94.8 1984 51.5 1983 27.1 1980 24.5 1966 450.8 1964 316.5 1968 111.8 1975 68.1 1963 32.1 1966 30.2 1970 464.3 1980 323.9 1976 221.3 1961 68.6 1968 32.5 1978 38.0 1980 511.3 1969 357.7 1985 223.4 1982 71.8 1976 37.0 1970 55.0 1975 549.2 1977 366.7 1969 239.8 1977 73.5 1965 45.6 1961 59.6 1976 578.2 1965 392.1 1974 247.4 1980 80.7 1966 59.1 1971 65.0 1968 687.8 1974 404.9 1979 251.5 1969 85.6 1981 73.1 1967 66.4 1981 713.5 1961 419.2 1978 283.8 1985 89.4 1985 78.6 1982 72.2 1978 733.6 1968 437.9 1966 335.9 1971 101.8 1971 81.4 1972 138.8 1984 929.2 1985 460.5 1975 387.3 1983 159.6 1977 91.9 1969 150.5 1962 1042 1973 547.9 1984 395.2 1979 164.0 1972 99.3 1973 162.8 1979 1178 1984 572.2 1967 414.2 1981 185.9 1978 118.7 1968 165.9 1965 1211 1970 572.4 1973 433.2 1973 214.3 1973 133.6 1975 177.4 1969 1451 1975 576.6 1970 529.2 1968 421.6 1969 211.7 1974 183.6 1974 1541 1983 1491 1981 552.5 1976 554.3 1980 278.6 1981 187.2 1977 1795 1979 2742 1983 567.5 1974 742.6 1967 530.9 1977 311.9 1982 1918 1972 3081 1961 630.3 1970 933.9 1979 723.6 1979 434.7 1971 * Indicates a no-value month Station 03322100 PIGEON CREEK AT EVANSVILLE, IND. MEAN Discharge Quartiles of Normal monthly means (All days) Oct Nov Dec Jan Feb March Twenty-Fifth Percentile 17.5 27.9 70.5 114.8 193.3 479.8 Fiftieth Percentile 38.7 141.5 275.0 308.5 447.5 732.5 Seventy-Fifth Percentile 80.3 294.4 660.2 679.3 838.4 1293 April May June July Aug Sept Twenty-Fifth Percentile 311.4 209.6 65.1 44.1 17.6 15.6 Fiftieth Percentile 549.2 366.7 239.8 73.5 52.4 62.3 Seventy-Fifth Percentile 1110 560.0 404.7 174.9 113.8 165.1