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Water-Year Summary for Site 05116000
Water-stage recorder and sheet piling weir.
Datum of the gage is 1,562.04 feet above North American Vertical Datum of 1988 (NAVD88) and 1,560.73 feet above National Geodetic Vertical Datum of 1929 (NGVD29).
June 23, 1904, to July 31, 1906, nonrecording gage at site 3.2 mi upstream at different datum.
April 1, 1937, to March 25, 1938, nonrecording gage at site 600 ft downstream at datum about 0.5 ft higher.
For a detailed gage datum history, please use the blue ‘questions or comments’ tab on the bottom of the site’s monitoring location page.
REGULATION.--Flow almost completely regulated since 1936 by Lake Darling (station 05115500),
also regulation by reservoirs in Canada:
Boundary Reservoir, 48,990 acre-ft - 1958;
Rafferty Reservoir, 356,400 acre-ft - 1991;
Alameda Reservoir, 85,560 acre-ft - 1992;
and several small reservoirs with total combined capacity, about 646,000 acre-ft.
Some small diversions for irrigation and municipal supply.