Rivermatics

USGS Streamgage 09073300

Roaring Fork River Ab Difficult C near Aspen, CO

Roaring Fork River Ab Difficult C near Aspen, CO is USGS streamgage 09073300 in Colorado, monitoring river discharge in hydrologic subbasin 14010004. It drains a watershed of about 76 square miles. Discharge records at this site go back to 1979. Typical flow runs near 65.1 cfs in July and 27.6 cfs in April, with the higher of the two arriving in July.

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Gauge details

State
Colorado
Drainage area
76 sq mi
Gauge elevation
8,143 ft
Subbasin (HUC-8)
14010004
Coordinates
39.14111, -106.77361
USGS site number
09073300
Records begin
1979-10-01 (47 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 47 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 7.1 12.4 18
February 6.4 11.7 17
March 7.4 13.2 21.3
April 15.7 27.6 48.2
May 49.6 97.9 203.7
June 79 183.5 754.6
July 33.2 65.1 286.1
August 22.5 37.7 92.6
September 18.1 29.6 55.6
October 13.7 22.1 40.3
November 9.1 15.8 28.6
December 8 13.4 22.6

All values in cubic feet per second (cfs).

Other gauges in this subbasin