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Water-Year Summary for Site 06155500

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Available Parameters
00060 Discharge(Mean)  

Water year 2020: 2020-10-01 to 2021-09-30
 

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USGS Water-Year Summary 2020
06155500 Milk River at Malta MT
LOCATION - Lat 48°21'42.67", long 107°51'46.34" referenced to North American Datum of 1983, in sec.17, T.30 N., R.30 E., Phillips County, MT, Hydrologic Unit 10050004, on left bank on U.S. Highway 2 bridge pier in Malta, Mt.
DRAINAGE AREA - 11,654 mi² of which 468 mi² probably is noncontributing.  
REVISIONS HISTORY - WDR MT-2013: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - August 1902 to September 1922, October 2012 to current year.
GAGE - Water-stage recorder. Elevation of gage is 2,250 ft, referenced to the North American Vertical Datum of 1988.
REMARKS -
10-01-2018 to 09-30-2019: records are good, except estimated records, which are poor.
10-01-2017 to 09-30-2018: records are good, except estimated records, which are poor.
10-01-2016 to 09-30-2017: records are good, except estimated records, which are poor.
10-01-2015 to 09-30-2016: records are good, except estimated records, which are poor.
10-01-2014 to 09-30-2015: records are good, except estimated records, which are poor. 
10-01-2013 to 09-30-2014: records are good, except estimated records, which are poor. 

Numerous diversions for irrigation occur upstream from the station. Flow has been increased by water 
from the St. Mary Canal after 1917.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum discharge, 24,000 cfs, Apr. 11, 1952, gage height, 22.26 ft.