USGS 12500450 YAKIMA RIVER ABOVE AHTANUM CREEK AT UNION GAP, WA
Yakima County, Washington
Hydrologic Unit Code 17030003
Latitude 46°32'04", Longitude 120°27'58"
NAD27
Drainage area 3,479 square miles
Gage datum 903.42 feet above NAVD88
Location of the site in Washington