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Peak Streamflow for the Nation

USGS 12118500 ROCK CREEK NEAR MAPLE VALLEY, WA

King County, Washington
Hydrologic Unit Code 17110012
Latitude  47°22'48", Longitude 122°00'58" NAD27
Drainage area 12.6  square miles
Gage datum 400.00 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)
1946 1946-01-07 2.32 72.0
1947 1946-12-14 2.82 105
1948 1948-02-27 2.12 87.0
1949 1948-12-12 1.86 72.0
1950 1950-03-05 3.84 138
1951 1951-02-11 4.26 165
1952 1952-02-09 1.00 24.0
1953 1953-01-30 1.77 70.0
1954 1954-01-09 2.26 75.0
1955 1955-04-21 1.92 39.0
1956 1955-12-12 2.72 146
1957 1957-03-12 2.15 59.0
1958 1958-02-17 2.12 45.0
1959 1959-01-26 2.51 111
1960 1959-12-17 2.64 117
1961 1961-02-26 2.58 114
1962 1962-03-30 1.682 19.0
1963 1963-01-05 1.94 44.0
1964 1964-01-26 2.55 113
1965 1965-01-30 3.572 187
1966 1966-01-06 1.872 30.0
1967 1967-01-21 2.25 79.0
1968 1968-02-24 1.98 47.0
1969 1969-01-08 2.49 104
1970 1970-01-27 2.13 54.0
1971 1971-01-26 2.20 66.0
1972 1972-03-06 4.06 221
1973 1972-12-29 2.14 61.0
1974 1974-02-01 2.81 133
1975 1975-01-20 2.86 137
1976 1975-12-03 2.84 135
2001 2001-05-08 10.926 14.05
2002 2001-12-18 11.57 60.05
2003 2003-03-24 11.46 46.05
2004 2004-02-01 21.10 44.05
2005 2004-12-16 20.37 27.05
2006 2006-01-12 21.93 1355
2007 2007-01-09 21.29 74.05
2008 2008-02-13 20.57 32.05
2009 2009-01-08 22.60 2305
2010 2010-06-12 20.74 46.05
2011 2011-01-23 21.98 1405
2012 2012-02-01 21.43 87.05
2013 2013-04-21 21.21 70.05
2014 2014-03-11 21.95 1435
2015 2015-02-10 20.91 47.05
2016 2015-12-10 21.89 1315
2017 2017-03-19 21.90 1095
2018 2018-02-05 21.56 80.25
2019 2019-04-14 20.85 36.25
2020 2020-02-07 23.19 2675
2021 2021-01-14   99.55
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.