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Water-Year Summary for Site 05018000

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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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
05018000 ST. MARY CANAL AT INTAKE, NEAR BABB, MT
LOCATION - Lat 48°51'10", long 113°25'01" referenced to North American Datum of 1983, in SE 1/4 NW 1/4 NE 1/4 sec.27, T.36 N., R.14 W., Glacier County, MT, Hydrologic Unit 10010002, Blackfeet Indian Reservation, on right bank of canal 500 ft downstream from St. Mary intake structure, and 1.0 mi east of Babb.
SURFACE-WATER RECORDS
PERIOD OF RECORD - July 1918 to November 1951, May 1997 to current season (seasonal records only).
GAGE - Water-stage recorder. Elevation of gage is 4,470 ft, referenced to the North American Vertical Datum of 1988. Prior to April 17, 1919, staff gage located at site 300 ft upstream at different elevation.
REMARKS -
02/25/2019 to 10/31/2019 (seasonal record): records are good, except estimated records are poor.
03/01/2018 to 10/31/2018 (seasonal record): records are good, except estimated records are poor.
02/28/2017 to 10/31/2017 (seasonal record): records are good, except estimated records are poor.
02/29/2016 to 11/02/2016 (seasonal record): records are good.
02/25/2015 to 11/05/2015 (seasonal record): records are good, except estimated records are poor. 
03/01/2014 to 10/31/2014 (seasonal record): records are good, except estimated records are poor. 

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, Montana. 
EXTREMES FOR PERIOD OF RECORD - Maximum daily discharge, 871 ft³/s, May 26, 27, 1936; no flow at times most seasons.