USGS Surface Water for USA: Peak Streamflow

USGS Home
Contact USGS
Search USGS

USGS Water Resources

Data Category:
Geographic Area:

Warning: Javascript must be enabled to use all the features on this page!

Page Loading - Please Wait...

Click to hideNews Bulletins

Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

Peak Streamflow for the Nation

Sonoma County, California

Hydrologic Unit Code 18010110

Latitude 38°21'08", Longitude 122°44'35" NAD27

Drainage area 40.8 square miles

Gage datum 0.00 feet above NGVD29

Water Year	Date	Gage Height (feet)	Stream- flow (cfs)
2000	2000-02-13	87.29	2,850^C
2001	2001-03-04	82.64	604^C
2002	2002-01-02	86.94	2,570^C
2003	2002-12-13	87.53	1,900^C
2004	2004-02-16	87.45	1,890^C
2005	2004-12-27	87.10	2,420^C
2006	2005-12-31	89.70	3,980^C
2007	2006-12-26	83.88	1,000^C
2008	2008-01-26	88.35	2,370^C
2009	2009-02-22	84.36	969^C
2010	2010-01-20	87.84⁴	2,140^C
2011	2010-12-28	87.53	2,010^C
2012	2012-03-16	82.99	859^C
2013	2012-12-23	85.20	1,200^C
2014	2014-02-09	85.34	1,350^C
2015	2014-12-11	87.18	1,870^C
2016	2016-03-10	85.77	1,940^C
2017	2017-01-08	86.88	2,410^C
2018	2018-04-06	85.61	1,460^C
2019	2019-02-27	87.46	2,170^C
2020	2020-01-16	78.74	546^C
2021	2021-01-27	77.44	246^C
2022	2021-10-24	85.35	1,890^C
2023	2023-01-09	86.70⁵	3,040^2,C
2024	2024-02-01	84.81	1,150^C

Peak Streamflow Qualification Codes.

2 -- Discharge is an Estimate
C -- All or part of the record affected by Urbanization, Mining, Agricultural changes, Channelization, or other

USGS 11465680 LAGUNA DE SANTA ROSA A STONY PT RD NR COTATI CA