USGS Surface Water for USA: Peak Streamflow

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Peak Streamflow for the Nation

USGS 11258800 EF CHOWCHILLA R NR AHWAHNEE CA

Mariposa County, California

Hydrologic Unit Code 18040001

Latitude 37°20'10", Longitude 119°48'55" NAD27

Drainage area 57.8 square miles

Gage datum 980.00 feet above NGVD29

Water Year	Date	Gage Height (feet)	Stream- flow (cfs)
1958	1958-04-03	9.88	3,290
1959	1959-02-16	6.55	803
1960	1960-02-08	6.26	696
1961	1960-12-01	5.26	306
1962	1962-02-09	9.09	2,620
1963	1963-01-31	10.34	3,710
1964	1963-11-20	5.79	513
1965	1964-12-23	9.85	3,190
1966	1965-12-29	6.67	862
1967	1966-12-06	9.15	2,660
1969	1969-01-25	11.20	4,800⁷

Peak Streamflow Qualification Codes.

U.S. Department of the Interior | U.S. Geological Survey
Title: Surface Water for USA: Peak Streamflow
URL: https://nwis.waterdata.usgs.gov/nwis/peak?

Page Contact Information: USGS Water Data Support Team
Page Last Modified: 2024-06-26 05:33:22 EDT
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