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USGS 12086000 NISQUALLY RIVER AT LA GRANDE DAM, WA
Location.--Latitude 46°49'22", Longitude
122°18'11", in Pierce County, Hydrologic Unit 17110015, 1.0
mi southeast of La Grande at La Grande Dam, and at river mile
42.6. Drainage
area is 289 mi2. Elevation
of gage is 925 feet above NGVD of 1929. See note below about gage and
flow.
The flow for this station is
the aggregate flow from the valves and gates controlling flow from
the dam. The variation in the values are due to the sensors and
instrumentation, and don't necesarily reflect the actual
changes in the discharge.