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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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USGS Water-Year Summary 2024
06043500 GALLATIN RIVER NEAR GALLATIN GATEWAY, MT
LOCATION - Lat 45°29'50.28", long 111°16'14.55" referenced to North American Datum of 1983, in SE 1/4 SE 1/4 SE 1/4 sec.07, T.4 S., R.4 E., Gallatin County, MT, Hydrologic Unit 10020008, on left bank 0.3 mi downstream from Spanish Creek, 7.3 mi south of Gallatin Gateway, and at river mile 47.7.
DRAINAGE AREA - 819 mi².
REVISIONS HISTORY - WSP 1389: 1892, maximum discharge (M); 1893-94. WSP 1559: Drainage area. Water Data Report (WDR) MT-85-1 (M), WDR MT-02-1: 1970-71 (M).
SURFACE-WATER RECORDS
PERIOD OF RECORD - August 1889 to September 1894, June 1930 to December 1969, annual maximum, water years 1970-71, October 1971 to September 1981, October 1984 to current year. Monthly discharge only for some periods, published in Water Supply Paper (WSP) 1309. Published as West Gallatin River near Bozeman 1889-94.
GAGE - Water-stage recorder. Elevation of gage is 5,167.67 ft, referenced to the National Geodetic Vertical Datum of 1929. Prior to Oct. 20, 1932, nonrecording gages at several different sites and elevations within 0.8 mi of present site.
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