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Peak Streamflow for the Nation

USGS 06483290 Rock River below Tom Creek at Rock Rapids, IA

Lyon County, Iowa
Hydrologic Unit Code 10170204
Latitude  43°25'23.3", Longitude  96°09'53.7" NAD83
Drainage area 853  square miles
Gage datum 1,308.76 feet above NAVD88
Output formats
Table
Graph
Tab-separated file
peakfq (watstore) format
Reselect output format
Water
Year		 Date Gage
Height
(feet)		 Stream-
flow
(cfs)
1962 1962-03-29 20.105 17,5002,7
1964 1964-09-07 10.86 1,1407
1969 1969-04-08 24.005 30,1002,7
2002 2002-03-30 9.95 1,110
2003 2003-04-20 9.662 970
2004 2004-03-01 13.202 3,440
2005 2005-07-25 12.57 2,880
2006 2006-04-08 17.81 9,360
2007 2007-03-15 19.79 12,900
2008 2008-06-06 16.49 7,330
2009 2009-02-10 12.831 2,8702
2010 2010-09-25 22.25 18,200
2011 2011-03-22 15.66 6,330
2012 2012-05-28 14.92 5,270
2013 2013-06-24 13.86 3,760
2014 2014-06-17 26.98 33,800
2015 2015-08-20 11.96 2,380
2016 2016-09-17 13.022 3,280
2017 2017-05-22 11.46 2,030
2018 2018-06-22 20.88 13,500
2019 2019-09-14 21.54 16,600
2020 2020-07-07 13.80 4,120
2021 2021-09-04 9.262 853
2022 2022-07-06 12.11 2,570
2023 2023-04-13 13.40 3,900
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.