Rivermatics

USGS Streamgage 13183000

Owyhee River below Owyhee Dam, OR

Owyhee River below Owyhee Dam, OR is USGS streamgage 13183000 in Oregon, monitoring river discharge in hydrologic subbasin 17050110. It drains a watershed of about 11,160 square miles. Discharge records at this site go back to 1929. Typical flow runs near 184 cfs in July and 190.9 cfs in April, with the higher of the two arriving in April.

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Gauge details

State
Oregon
Drainage area
11,160 sq mi
Subbasin (HUC-8)
17050110
Coordinates
43.65444, -117.25583
USGS site number
13183000
Records begin
1929-02-25 (97 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 97 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 2.2 7.4 81.3
February 2.3 8.7 834.6
March 2.8 25.7 2,972.3
April 49 190.9 4,754.3
May 92.3 211 2,309.4
June 84.4 189.3 785.2
July 87.1 184 253.5
August 59.6 168.6 240.8
September 43.1 139.7 236.6
October 4.6 53.6 194.4
November 2.3 6.8 32.8
December 2.2 7 31

All values in cubic feet per second (cfs).

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