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Water-Year Summary for Site 05018500

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Available Parameters
00060 Discharge(Mean) [Furnished]  
00060 Discharge(Mean) [Provisional for NatFlow Compua]  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
05018500 ST. MARY CANAL AT ST. MARY CROSSING, NEAR BABB, MT
LOCATION - Lat 48°56'49.08", long 113°22'31.19" referenced to North American Datum of 1983, in NE 1/4 SW 1/4 SW 1/4 sec.19, T.37 N., R.13 W., Glacier County, MT, Hydrologic Unit 10010002, Blackfeet Indian Reservation, on left bank 50 ft upstream from inlet of St. Mary siphon, 6.6 mi northeast of Babb, and 9 mi downstream from intake.
DRAINAGE AREA - Not determined.
SURFACE-WATER RECORDS
PERIOD OF RECORD - July 1918 to current season (seasonal records only). Monthly discharge only for some periods, published in WSP 1308, 1728.
GAGE - Water-stage recorder and concrete control. Elevation of gage is 4,450 ft, referenced to the North American Vertical Datum of 1988. Prior to June 14, 1951, water-stage recorder at several sites 0.8 mi downstream at different elevations.
COOPERATION - This is one of a number of stations which are maintained jointly by the United States and Canada.
REMARKS - Canal diverts water from left bank of St. Mary River near Babb and discharges into North Fork Milk River. This water flows in the natural channel of Milk River through Canada and then back into Montana where it is used for irrigation in Milk River Valley downstream from Havre, MT.
EXTREMES FOR PERIOD OF RECORD - Maximum daily discharge, 767 ft³/s, June 19, 28, 1936; no flow at times each season.