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Peak Streamflow for the Nation

USGS 10260855 GRASS VALLEY LK TUNNEL OUTLET A LAKE ARROWHEAD CA

San Bernardino County, California
Hydrologic Unit Code 18090208
Latitude  34°15'36", Longitude 117°12'16" NAD83
Gage datum 5,150 feet above NGVD29
Output formats
Table
Graph
Tab-separated file
peakfq (watstore) format
Reselect output format
Water
Year		 Date Gage
Height
(feet)		 Stream-
flow
(cfs)
2009 2009-02-06 2.44 36.06
2010 2010-02-06 3.23 78.06
2011 2010-12-20 3.11 70.06
2012 2011-10-05 2.61 43.06
2013 2012-12-13 2.43 35.06
2014 2014-02-28 3.11 63.06
2015 2015-07-19 3.04 61.06
2016 2016-01-31 2.90 54.06
2017 2017-01-22 3.22 71.76
2018 2018-03-15 2.51 37.86
2019 2019-02-14 3.38 82.16
2020 2019-12-04 2.36 30.76
2021 2021-03-15 1.53 6.676
2022 2021-12-14 2.89 53.26
2023 2022-11-08 3.13 60.86
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  Peak Streamflow Qualification Codes.