Water Data Report 1997
03274000 GREAT MIAMI RIVER AT HAMILTON, OHIO LOCATION.--Lat 39023'28", long 84034'20", in NE 1/4 sec. 6, T.1 N., R.3 E., Butler County, Hydrologic Unit 05080002, on right bank 1,000 ft downstream from Columbia Bridge at Hamilton, 3 mi downstream from Four Mile Creek, 4.3 mi upstream from Pleasant Run, and at mile 34.8. DRAINAGE AREA.--3,630 mi2. PERIOD OF RECORD.--January 1907 to June 1909 (fragmentary), January 1910 to September 1918, April 1927 to current year. Monthly discharge only for some periods, published in WSP 1305. Gage-height records collected at site 0.7 mi upstream since 1911 are contained in reports of National Weather Service. Prior to October 1962, published as Miami River at Hamilton. REVISED RECORDS.--WSP 803: 1936. WSP 1908: Drainage area. GAGE.--Water-stage recorder. Datum of gage is 499.98 ft above sea level. Prior to Apr. 12, 1927, nonrecording gage at site 0.7 mi upstream at datum 64.65 ft higher. REMARKS.--Records excellent except for periods of estimated record, which are fair. Some regulation and diversion at low flow by industrial plants upstream from station. Flood flow regulated by five retarding basins upstream from station beginning in 1920 (see REMARKS for station numbers 03271500 and 03272000). The Miami and Erie Canal diverted water from the basin 1.7 mi upstream from station until Nov. 1, 1930, when the canal was abandoned; amount of diversion not known. Water-quality and water-temperature data collected at this site. COOPERATION.--Gage-height charts, tapes, and 8 discharge measurements furnished by Miami Conservancy District. EXTREMES OUTSIDE PERIOD OF RECORD.--Maximum discharge, 352,000 ft3/s Mar. 26, 1913, gage height 38.5 ft, site and datum then in use, computed by Miami Conservancy District. DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 1830 931 17500 4830 3950 13400 5380 2640 37100 3480 936 739 2 1520 901 17200 4390 3510 27700 4540 2510 37000 4750 904 741 3 1300 884 10700 4050 3320 21300 3850 16400 34700 6670 849 834 4 1170 883 6900 3700 12000 14400 3450 11200 26100 5020 821 753 5 1090 867 5240 5050 23400 9500 3320 8520 19800 3810 846 632 6 1050 867 5260 7020 19200 11300 3580 6020 14700 2790 870 623 7 1030 894 4150 5890 12800 13700 3390 4530 11700 2300 891 658 8 1000 1250 3570 4310 8350 9410 3040 4010 8330 2010 882 645 9 975 1210 3200 3670 6570 7940 2720 4020 6990 1920 808 616 10 917 1190 2870 3510 5470 14000 2510 3500 5000 2440 792 840 11 890 1260 2630 2880 4710 11100 2480 3160 4290 2040 799 1040 12 883 1170 4220 2170 4140 7910 2830 2900 3970 1870 714 1040 13 867 1100 11800 1900 3720 6220 3360 2650 3550 1610 1620 792 14 867 1050 11300 e1800 3430 11000 3680 2440 3710 1480 1200 716 15 853 1030 7630 e1700 3340 13400 3210 2400 3920 1440 983 732 16 837 994 6910 e2400 3100 9660 2780 2290 3260 1380 1030 727 17 803 924 27500 e2000 2840 6820 2630 2130 4110 1270 1260 680 18 1340 949 28100 e1800 2640 6830 2500 2090 4700 1180 3770 647 19 1500 992 20300 e1600 2750 9880 2460 2080 4790 1090 2240 659 20 1140 992 12600 e1500 3120 8240 2350 2160 5290 980 2270 609 21 1070 995 7460 e1900 3770 6490 2320 2150 3920 968 2250 613 22 1060 1010 6150 8340 5880 5480 2240 2060 3040 1180 1680 607 23 1090 1000 5290 12500 6750 4680 2130 1910 2620 1190 1380 607 24 1110 977 16500 11300 4900 4140 2030 1800 2490 1760 1200 607 25 1020 1340 21400 8110 3870 3770 2050 2510 2240 1390 1130 614 26 924 12200 14400 5500 3510 3690 2000 2700 2110 1260 1040 591 27 970 11600 9310 8470 5250 3460 1930 3100 2080 1130 956 576 28 950 6280 6680 12600 12700 3240 1980 2990 2020 1200 904 555 29 902 4140 6790 8760 --- 3950 2000 2560 1930 1460 840 544 30 964 4590 6730 5810 --- 8400 1960 2290 2010 1160 762 531 31 953 --- 5660 4620 --- 6470 --- 6450 --- 1010 718 --- TOTAL 32875 64470 315950 154080 178990 287480 84700 118170 267470 63238 37345 20568 MEAN 1060 2149 10190 4970 6393 9274 2823 3812 8916 2040 1205 686 MAX 1830 12200 28100 12600 23400 27700 5380 16400 37100 6670 3770 1040 MIN 803 867 2630 1500 2640 3240 1930 1800 1930 968 714 531 CFSM .29 .59 2.81 1.37 1.76 2.55 .78 1.05 2.46 .56 .33 .19 IN. .34 .66 3.24 1.58 1.83 2.95 .87 1.21 2.74 .65 .38 .21 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1927 - 1997, BY WATER YEAR (WY) MEAN 1036 1981 3314 4992 5226 6150 5854 4252 3177 2197 1399 953 MAX 6728 10060 13280 29460 14410 15590 13760 17390 14860 7995 7613 4382 (WY) 1987 1973 1991 1937 1950 1963 1964 1996 1958 1958 1979 1979 MIN 279 287 323 434 502 826 1219 602 445 335 391 319 (WY) 1964 1935 1935 1977 1964 1941 1941 1934 1934 1936 1936 1963 SUMMARY STATISTICS FOR 1996 CALENDAR YEAR FOR 1997 WATER YEAR WATER YEARS 1927 - 1997 ANNUAL TOTAL 2303597 1625336 ANNUAL MEAN 6294 4453 3364 HIGHEST ANNUAL MEAN 5778 1973 LOWEST ANNUAL MEAN 931 1954 HIGHEST DAILY MEAN 50700 Apr 29 37100 Jun 1 73900 Jan 22 1959 LOWEST DAILY MEAN 683 Sep 15 531 Sep 30 155 Sep 27 1941 ANNUAL SEVEN-DAY MINIMUM 742 Sep 2 574 Sep 24 201 Sep 26 1941 INSTANTANEOUS PEAK FLOW 43500 Jun 1 108000 Jan 21 1959 INSTANTANEOUS PEAK STAGE 71.50 Jun 1 79.47 Jan 21 1959 INSTANTANEOUS LOW FLOW 531 Sep 30 155 Sep 27 1941 ANNUAL RUNOFF (CFSM) 1.73 1.23 .93 ANNUAL RUNOFF (INCHES) 23.61 16.66 12.59 10 PERCENT EXCEEDS 17200 11300 7760 50 PERCENT EXCEEDS 2880 2490 1610 90 PERCENT EXCEEDS 916 839 506 e Estimated.