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


Page Loading - Please Wait...

Click to hideNews Bulletins
  • Due to a lapse in government funding, the majority of USGS websites will not be updated except to provide important public safety information. Websites displaying real-time water data will be updated with limited support. For more information please see www.doi.gov/shutdown.
  • Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

Streamflow Measurements for the Nation

USGS 12027500 CHEHALIS RIVER NEAR GRAND MOUND, WA

Thurston County, Washington
Hydrologic Unit Code 17100103
Latitude  46°46'34", Longitude 123°02'04" NAD27
Drainage area 895  square miles
Gage datum 0 feet above NAVD88

Period of record
Begin Date End Date Count
1928-10-11 2025-09-22 765

 
Choose Output Format

Retrieve Streamflow measurement data for Selected Sites
Choose one of the following options for displaying data for the sites meeting the criteria above
?
Retrieve data from: to: (YYYY-MM-DD -- Blank = all data)
?
Graphs of data
?
Table of data
?
Tab-separated data *

 * Save compressed files with a .gz file extension.