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Peak Streamflow for the Nation

USGS 11162570 SAN GREGORIO C A SAN GREGORIO CA

San Mateo County, California
Hydrologic Unit Code 18050006
Latitude  37°19'33", Longitude 122°23'08" NAD27
Drainage area 50.9  square miles
Gage datum 11.40 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)
1956 1955-12-22 15.60 3,6207
1970 1970-01-21 15.29 3,120
1971 1970-12-18 10.88 1,590
1972 1972-02-05 6.30 366
1973 1973-01-16 17.50 3,730
1974 1974-04-01 17.20 3,600
1975 1975-03-21 12.52 2,010
1976 1976-02-29 3.88 67.0
1977 1977-03-16   19.01
1978 1978-01-14 15.25 2,910
1979 1979-02-14 11.93 1,830
1980 1980-01-13 14.51 2,650
1981 1981-03-21 9.69 1,240
1982 1982-01-04 21.28 7,910
1983 1983-03-02 14.40 5,440
1984 1983-12-25 7.01 1,600
1985 1985-02-08 8.86 2,470
1986 1986-02-19 11.83 3,860
1987 1987-02-13 9.62 2,710
1988 1988-01-17 7.80 1,700
1989 1989-03-11 7.85 946
1990 1990-02-16 8.48 1,250
1991 1991-03-24 9.37 1,780
1992 1992-02-12 17.48 5,200
1993 1993-01-13 15.07 3,530
1994 1994-02-19 9.31 923
1995 1995-01-09 19.44 6,6007
1997 1997-01-01 18.74 6,1007
2002 2001-12-02 10.52 2,250
2003 2002-12-16 12.14 3,010
2004 2004-01-01 12.21 2,670
2005 2005-03-22 9.43 1,320
2008 2008-01-25 14.32 3,540
2009 2009-02-16 13.74 2,700
2010 2010-01-20 17.60 4,290
2011 2011-03-24 13.42 2,420
2012 2012-03-17 12.77 2,060
2013 2012-12-23 18.66 4,960
2014 2014-02-10 4.28 99.0
2015 2014-12-11 14.25 2,710
2016 2016-03-06 13.79 2,290
2017 2017-02-07 18.06 4,490
2018 2018-04-07 13.34 1,860
2019 2019-01-17 12.73 1,670
2020 2020-01-16 7.67 425
2021 2021-01-28 7.16 330
2022 2021-12-14 11.08 1,160
2023 2022-12-31 18.74 5,350
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  Peak Streamflow Qualification Codes.