Rivermatics

USGS Streamgage 12091500

Chambers Creek below Leach Creek near Steilacoom, WA

Chambers Creek below Leach Creek near Steilacoom, WA is USGS streamgage 12091500 in Washington, monitoring river discharge in hydrologic subbasin 17110019. It drains a watershed of about 104 square miles. Discharge records at this site go back to 1937. Typical flow runs near 57.8 cfs in July and 143.3 cfs in April, with the higher of the two arriving in April.

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Gauge details

State
Washington
Drainage area
104 sq mi
Gauge elevation
98 ft
Subbasin (HUC-8)
17110019
Coordinates
47.19757, -122.52872
USGS site number
12091500
Records begin
1937-12-29 (89 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 89 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 77.9 168.6 333.5
February 91.2 184.2 304.9
March 94.9 173.2 322.9
April 81.7 143.3 225.8
May 67.6 109.6 169.8
June 52.6 80.8 117.9
July 38.3 57.8 81
August 32.9 43.6 61.1
September 31.9 41.9 61.4
October 35.5 49.7 85.5
November 43.6 71 140.3
December 53.6 110.6 233.8

All values in cubic feet per second (cfs).

Other gauges in this subbasin