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Water-Year Summary for Site 04201500

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Available Parameters
00010 Temperature, water(Max.,Min.,Mean)  
00060 Discharge(Mean)  

Water year 2021: 2021-10-01 to 2022-09-30

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USGS Water-Year Summary 2021
04201500 Rocky River near Berea OH
LOCATION - Lat 41°24'27", long 81°52'58" referenced to North American Datum of 1927, Cuyahoga County, OH, Hydrologic Unit 04110001, at downstream right bank side of the bridge just below confluence of East and West Branches and 3 mi northwest of Berea (previous location). New gage is located downstream at the upstream right bank side of pedestrian bridge walkway.
DRAINAGE AREA - 267 mi².
REVISIONS HISTORY - WSP 1437: 124, 1925(M), 1926, 1927(M), 1928-29, 1930-35(M), 1945. WSP 1912: Drainage area. WDR-OH-2-1983: 1978-1982(M).
PERIOD OF RECORD - October 1923 to September 1935, September 1943 to current year. Monthly discharge only for October 1923, published in WSP 1307. Gage moved to downstream location on April 2018.

Water-stage recorder and crest-stage gage.

Datum of gage is 641.51 ft (NAVD 1988). Prior to Apr. 26, 2018, datum of gage was 649.33 ft (NAVD 1988). Prior to October 2012, datum of gage was 649.9 ft (NGVD 1929) (Cuyahoga County benchmark). Prior to Sept. 30, 1935, nonrecording gage at same site at (NGVD 1929).


Records fair for 2014, except for estimated records, which are poor. Oct. 1, 2014 to May 5, 2015: records fair, except for estimated records, which are poor. May 5, 2015 to Oct. 20, 2015: records fair. Oct. 20, 2015 to Apr. 5, 2016: discharge records good, except for estimated records, which are poor. Apr. 5, 2016 to Sept. 13, 2016: discharge records good. Sept. 13, 2016 to Nov. 30, 2016: discharge records fair. Nov. 30, 2016 to Feb. 1, 2017: discharge records fair, except for estimated records, which are poor. Feb. 1 2017 to Nov. 1, 2017: discharge records good. Nov. 1, 2017 to Feb. 21, 2018: water discharge records fair, except for estimated records, which are poor. Feb. 21, 2018 to Aug. 22, 2018: water discharge records poor. Aug. 22, 2018 to Dec. 7, 2018: water discharge records fair.

Some regulation at low flow by small reservoirs. Some inter basin transfer of water for municipal water supply. Water Quality and sediment data formerly collected at this site.

EXTREMES OUTSIDE PERIOD OF RECORD - Flood in Mar. 1913 reached a stage of 20.9 ft.