Water Data Report 1997
03272100 GREAT MIAMI RIVER AT MIDDLETOWN, OHIO LOCATION.--Lat 39031'12", long 84024'51", Butler County, Hydrologic Unit 05080002, on downstream side of Central Avenue Bridge on State Route 122, 1.9 mi downstream from Browns Run, on northwest side of city of Middletown. DRAINAGE AREA.--3,134 mi2. PERIOD OF RECORD.--July 1994 to current year. GAGE.--Water-stage recorder. Datum of gage is 626 ft above sea level (levels by Miami Conservancy District). REMARKS.--Records good except for period of estimated records, which are poor. Some regulation and diversion at low flow by industrial plants upstream from station. Flood flow regulated by five retarding basins upstream from station (see REMARKS for station numbers 03271500 and 03272000). Water-temperature data collected at this site. COOPERATION.--Gage-height record and 8 discharge measurements furnished 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 1500 760 13600 3840 2940 10200 4440 1940 25300 3350 907 735 2 1240 760 14600 3520 2610 20500 3660 1760 33500 4400 816 744 3 1080 752 8790 3190 2480 17800 3100 10500 30700 5360 820 843 4 978 744 5440 2930 7840 11900 2820 9200 23700 4300 786 678 5 933 735 4110 4110 19900 7600 2820 6800 17700 3040 807 632 6 921 736 3980 6150 16500 11200 2940 4600 13300 2230 771 635 7 893 740 3180 4640 10800 12300 2750 3530 10400 1860 752 612 8 876 1110 2780 3370 6710 7930 2450 3130 6700 1670 721 613 9 843 956 2490 2900 5150 6560 2260 3100 4420 1750 688 621 10 802 1090 2230 2810 4200 11100 2120 2750 3690 2000 658 865 11 802 1070 2040 2260 3600 9010 2040 2540 3330 1720 664 1070 12 771 960 4090 1850 3170 6330 2380 2330 3110 1550 654 903 13 750 920 11400 e1600 2830 4920 2740 2100 2760 1360 1320 693 14 760 e880 9880 e1500 2630 8810 3100 1950 3350 1270 953 660 15 741 e840 6470 e1400 2590 11700 2560 1990 3150 1240 893 684 16 717 e780 5610 e1900 2370 7790 2250 1800 2590 1160 876 656 17 683 e760 21000 e1600 2170 5430 2130 1720 3460 1090 912 627 18 1120 e780 24500 e1500 2100 5760 2050 1660 3280 1030 2890 621 19 1120 e820 17400 e1400 2220 7670 2040 1600 4010 963 1790 616 20 908 e820 10400 e1300 2610 6510 1880 1680 4350 900 2040 605 21 896 845 6050 e1600 3220 5080 1830 1710 3100 919 1760 622 22 880 869 4960 5520 5520 4290 1760 1640 2410 1040 1400 618 23 917 829 4110 10300 5620 3670 1700 1510 2140 1280 1180 614 24 905 810 14500 9560 3910 3250 1690 1440 2040 1770 1060 615 25 841 991 18700 6330 3100 3030 1700 1440 1820 1230 1010 621 26 785 9940 12500 4240 2810 2960 1610 1630 1780 1100 939 590 27 833 10000 7590 5510 5140 2730 1530 2430 1730 1020 889 550 28 786 5230 5450 8930 11800 2590 1630 2150 1710 1180 861 537 29 744 3430 5820 6860 --- 4010 1600 1830 1590 1240 790 542 30 754 3750 5560 4440 --- 7360 1600 1690 1610 1010 736 532 31 773 --- 4510 3490 --- 5310 --- 3490 --- 911 740 --- TOTAL 27552 53707 263740 120550 146540 235300 69180 87640 222730 54943 32083 19954 MEAN 889 1790 8508 3889 5234 7590 2306 2827 7424 1772 1035 665 MAX 1500 10000 24500 10300 19900 20500 4440 10500 33500 5360 2890 1070 MIN 683 735 2040 1300 2100 2590 1530 1440 1590 900 654 532 CFSM .28 .57 2.71 1.24 1.67 2.42 .74 .90 2.37 .57 .33 .21 IN. .33 .64 3.13 1.43 1.74 2.79 .82 1.04 2.64 .65 .38 .24 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1994 - 1997, BY WATER YEAR (WY) MEAN 1035 1653 3587 4679 3319 5435 4842 8181 6031 2366 2136 760 MAX 1759 2585 8508 8581 5234 7590 8320 13960 7424 2900 5726 1101 (WY) 1996 1996 1997 1996 1997 1997 1996 1996 1997 1995 1995 1996 MIN 458 583 932 1567 1370 3415 2306 2827 3825 1772 737 465 (WY) 1995 1995 1995 1995 1995 1995 1997 1997 1995 1997 1994 1994 SUMMARY STATISTICS FOR 1996 CALENDAR YEAR FOR 1997 WATER YEAR WATER YEARS 1994 - 1997 ANNUAL TOTAL 1900950 1333919 ANNUAL MEAN 5194 3655 3723 HIGHEST ANNUAL MEAN 4724 1996 LOWEST ANNUAL MEAN 2786 1995 HIGHEST DAILY MEAN 36900 Apr 30 33500 Jun 2 36900 Apr 30 1996 LOWEST DAILY MEAN 602 Sep 15 532 Sep 30 392 Sep 21 1994 ANNUAL SEVEN-DAY MINIMUM 639 Sep 2 570 Sep 24 419 Sep 20 1994 INSTANTANEOUS PEAK FLOW 35200 Jun 2 38500 Apr 30 1996 INSTANTANEOUS PEAK STAGE 12.08 Jun 2 12.72 Apr 30 1996 INSTANTANEOUS LOW FLOW 532 Sep 30 392 Sep 21 1994 ANNUAL RUNOFF (CFSM) 1.66 1.17 1.19 ANNUAL RUNOFF (INCHES) 22.56 15.83 16.14 10 PERCENT EXCEEDS 14300 9090 9020 50 PERCENT EXCEEDS 2500 1990 1730 90 PERCENT EXCEEDS 776 740 603 e Estimated.