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Peak Streamflow for the Nation

USGS 06403850 GRIZZLY BEAR CREEK NEAR KEYSTONE,SD

Pennington County, South Dakota
Hydrologic Unit Code 10120109
Latitude  43°52'41", Longitude 103°26'14" NAD27
Drainage area 8.84  square miles
Contributing drainage area 8.84  square miles
Gage datum 4,490.87 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)
1972 1972-06-09   6,2307
1998 1998-06-18 5.12 423
1999 1999-06-18 4.51 192
2000 2000-04-24 3.74 51.0
2001 2001-07-11 5.60 713
2002 2002-06-17 2.542 0.73
2003 2003-06-09 2.59 1.20
2004 2004-05-23 2.89 4.70
2005 2005-04-01 3.47 32.0
2006 2006-06-10 4.38 174
2007 2007-05-05 3.58 41.0
2008 2008-05-24 5.27 309
2009 2009-06-14 3.72 47.0
2010 2010-05-24 5.20 222
2011 2011-05-20 5.28 209
2012 2012-07-21 3.34 13.0
2013 2013-08-11 4.28 72.0
2014 2013-10-11 6.32 962
2015 2015-05-24 5.68 396
2016 2016-05-20 5.78 459
2017 2017-06-05 3.69 30.0
2018 2018-07-18 5.42 346
2019 2019-05-28 5.71 531
2020 2020-07-05 3.13 20.0
2021 2021-05-23 3.53 39.3
2022 2022-06-07 2.93 11.4
2023 2023-05-14 3.33 27.7
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.