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03099500 Mahoning River at Lowellville, OH LOCATION.--Lat 41°02'12", long 80°32'11", Mahoning County, OH, Hydrologic Unit 05030103, on left bank 150 ft upstream from Hwy bridge in Lowellville, 1 mi upstream from Ohio-Pennsylvania State line, and 3 mi downstream from Yellow Creek. DRAINAGE AREA.--1,073 mi2. PERIOD OF RECORD.--Continuous discharge gage 1942 to 1991, 2012 to current year; recording crest stage gage 1992 to 2011. REVISED RECORDS.--WSP 1555: 1946(M), 1952(M), 1956. WSP 1907: Drainage Area. REMARKS.--Flow regulated by 5 flood control reservoirs at points 21 mi to 58 mi upstream and by resvoirs on Squaw Creek, 15 mi upstream , on Dry Run, 9 mi upstream, and on Yellow Creek, 5 mi upstream. EXTREMES OUTSIDE PERIOD OF RECORD.--Flood in March 1913 reached a stage of 17.8 ft.
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Value Jun 24