USGS Surface Water for USA: Peak Streamflow

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Peak Streamflow for the Nation

USGS 11185100 GRAYSON C NR PACHECO CA

Contra Costa County, California

Hydrologic Unit Code 18050001

Latitude 37°57'25", Longitude 122°04'20" NAD27

Drainage area 4.35 square miles

Water Year	Date	Gage Height (feet)	Stream- flow (cfs)
1955	1955-02-24	3.70	67.0
1956	1955-12-23	10.24	604
1957	1957-04-10	3.55	60.0
1958	1958-04-02	10.42	622

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: 2024-05-08 14:12:57 EDT
0.24 0.21 nadww02