USGS 11465660 COPELAND C A ROHNERT PARK CA

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.

Available data for this site

DESCRIPTION:: Latitude 38°20'36", Longitude 122°42'03" NAD27; Sonoma County, California, Hydrologic Unit 18010110; Drainage area: 5.48 square miles; Datum of gage: 93.09 feet above NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations (availability statement)	2006-10-20	2025-12-25
Daily Data
Discharge, cubic feet per second	2006-10-01	2025-12-24	4118
Daily Statistics
Discharge, cubic feet per second	2006-10-01	2025-04-30	4033
Monthly Statistics
Discharge, cubic feet per second	2006-10	2025-04
Annual Statistics
Discharge, cubic feet per second	2007	2025
Peak streamflow	2006-12-26	2024-11-22	19
Field measurements	2006-10-04	2025-11-20	150
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	2017-04-04	2018-05-16	30
Water-Year Summary	2007	2025	19
Revisions	Loading...

OPERATION:: Record for this site is maintained by the USGS California Water Science Center; Email questions about this site to California Water Science Center Water-Data Inquiries

U.S. Department of the Interior | U.S. Geological Survey
Title: NWIS Site Information for USA: Site Inventory
URL: https://waterdata.usgs.gov/nwis/inventory?

Page Contact Information: California Water Data Support Team
Page Last Modified: 2025-12-25 19:19:20 EST
0.39 0.38 vaww01