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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
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USGS Water-Year Summary 2024
12508990 YAKIMA RIVER AT MABTON, WA
LOCATION - Lat 46°13'53", long 119°59'54" referenced to North American Datum of 1927, in SW 1/4 SW 1/4 sec.30, T.9 N., R.23 E., Yakima County, WA, Hydrologic Unit 17030003, on right bank at highway bridge, at east boundary of Yakama Nation Reservation, 1.1 mi north of Mabton, and at mile 59.8.
DRAINAGE AREA - 5,359 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1970 to current year.
GAGE - Water-stage recorder. Elevation of gage is 643 ft above NGVD of 1929 (from topographic map) and is 635.12 ft above NAVD of 1988 (USGS GNSS2 survey, March 7, 2024). Prior to Oct. 1, 1976, at datum 10 ft higher.
REMARKS - Flow affected by storage in five reservoirs, by diversions upstream from station for irrigation upstream and downstream from station of about 424,000 acres, and by return flow. Water temperatures March 1981 to February 1982.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 49,500 ft³/s, Feb. 10, 1996, gage height, 28.18 ft, present datum from high-water mark; minimum daily discharge, 320 ft³/s, Mar. 25, 1977.
