Rivermatics

USGS Streamgage 12101100

Lake Tapps Diversion at Dieringer, WA

Lake Tapps Diversion at Dieringer, WA is USGS streamgage 12101100 in Washington, monitoring river discharge in hydrologic subbasin 17110014. Discharge records at this site go back to 1958. Typical flow runs near 609.2 cfs in July and 782.2 cfs in April, with the higher of the two arriving in April.

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Gauge details

State
Washington
Gauge elevation
51 ft
Subbasin (HUC-8)
17110014
Coordinates
47.23816, -122.22817
USGS site number
12101100
Records begin
1958-05-01 (68 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 68 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.

Historical monthly discharge percentiles in cubic feet per second
Month Low p10 Typical p50 High p90 Range
January 24.5 885 1,703.9
February 15.7 683.5 1,673.8
March 12.2 748 1,589.4
April 12.3 782.2 1,620.3
May 15.8 678.8 1,613.5
June 14.5 956.1 1,768.3
July 9.7 609.2 1,478.4
August 3 185.5 996.8
September 6.6 303.6 897
October 14.7 370.8 1,038.6
November 32.1 587.6 1,409.3
December 17.7 748.4 1,582.3

All values in cubic feet per second (cfs).

Other gauges in this subbasin