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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
14013700 MILL CREEK AT FIVE MILE ROAD BRIDGE, NEAR WALLA WALLA, WA
LOCATION - Lat 46°05'09", long 118°13'38" referenced to North American Datum of 1927, in SW 1/4 NE 1/4 sec.18, T.7 N., R.37 E., Walla Walla County, WA, Hydrologic Unit 17070102, on right bank 4.2 mi downstream from Blue Creek, 3.0 mi upstream from diversion to Bennington Lake, 6 mi east of Walla Walla, and at mile 12.6.
DRAINAGE AREA - 92.7 mi². Not determined.
SURFACE-WATER RECORDS
PERIOD OF RECORD - November 1997 to April 2003 (seasonal records), October 2003 to current year.
GAGE - Water-stage recorder. Elevation of gage is 1,348 ft above NGVD of 1929 (levels by Walla Walla County).
REMARKS - No regulation. City of Walla Walla diverts water for municipal supply about 13 miles upstream.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 7,820 estimated, February 7, 2020, gage height, 12.99; minimum discharge recorded, 12.0 ft³/s August 20, 2015.
