USGS 12448000 CHEWUCH RIVER AT WINTHROP, WA
Okanogan County, Washington
Hydrologic Unit Code 17020008
Latitude 48°28'38", Longitude 120°11'07"
NAD27
Drainage area 525 square miles
Gage datum 1,736.26 feet above NGVD29
Location of the site in Washington