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Water-Year Summary for Site 09490500

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Available Parameters
00060 Discharge(Mean)  

Water year 2021: 2021-10-01 to 2022-09-30
 

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USGS Water-Year Summary 2021
09490500 BLACK RIVER NEAR FORT APACHE, AZ
LOCATION - Lat 33°42'46", long 110°12'40" referenced to North American Datum of 1927, in NW 1/4 sec.12, T.4 N., R.20 E., Gila County, AZ, Hydrologic Unit 15060101, on downstream side of first pier from right bank on highway bridge, 5 mi upstream from confluence with White River and 14 mi west of Fort Apache.(unsurveyed).
DRAINAGE AREA - 1,232 mi².
REVISIONS HISTORY - WSP 1313: 1914-15, drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Oct. 1912 to Dec. 1915, Sept. 1916, Oct. 1917 to Jan. 1918, Apr. 1918, Oct. 1957 to current year. Monthly discharge only for some periods, published in WSP 1313.
GAGE - Water-stage recorder. Elevation of gage is 4,345 ft above sea level, from river-profile map. Nov. 1912 to July 1918, nonrecording gages or water-stage recorders at several sites within 1 mi of present site at various datums.
REMARKS - Records good, no estimated daily discharge record this year. One transbasin diversion for industrial and municipal use (see record of Willow Creek diversion from Black River, near Morenci). Negligible storage in several small recreational lakes.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 54,700 ft³/s, Jan. 8, 1993, gage height, 28.10 ft, from rating curve extended above 8,500 ft³/s on basis of slope-area measurements at gage heights 22.33 ft and 24.80 ft; minimum daily, 11 ft³/s, July 6, 1974.