Rivermatics

USGS Streamgage 13092747

Rock Creek Ab Hwy 30/93 Xing at Twin Falls, ID

Rock Creek Ab Hwy 30/93 Xing at Twin Falls, ID is USGS streamgage 13092747 in Idaho, monitoring river discharge in hydrologic subbasin 17040212. It drains a watershed of about 259 square miles. Discharge records at this site go back to 1992. Typical flow runs near 106.3 cfs in July and 120.2 cfs in April, with the higher of the two arriving in April.

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Gauge details

State
Idaho
Drainage area
259 sq mi
Subbasin (HUC-8)
17040212
Coordinates
42.5625, -114.49472
USGS site number
13092747
Records begin
1992-10-01 (34 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 34 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 41.6 49.1 72.4
February 38.2 47.2 119.4
March 36.3 52 196.5
April 51.6 120.2 273.3
May 67 145.7 332.5
June 74.5 112.6 198
July 76.8 106.3 131.8
August 94.7 130.3 160.3
September 117 151.7 187.7
October 111.3 139.7 212.5
November 67.9 80.1 98.1
December 50.3 58.7 77.6

All values in cubic feet per second (cfs).

Other gauges in this subbasin