Rivermatics

USGS Streamgage 09013500

East Inlet near Grand Lake, CO

East Inlet near Grand Lake, CO is USGS streamgage 09013500 in Colorado, monitoring river discharge in hydrologic subbasin 14010001. It drains a watershed of about 27 square miles. Discharge records at this site go back to 1947. Typical flow runs near 85.1 cfs in July and 12.2 cfs in April, with the higher of the two arriving in July.

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Gauge details

State
Colorado
Drainage area
27 sq mi
Gauge elevation
8,411 ft
Subbasin (HUC-8)
14010001
Coordinates
40.23637, -105.79834
USGS site number
09013500
Records begin
1947-10-01 (79 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 8 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 2.7
February 2.4
March 2.1
April 12.2
May 88.6
June 227.9
July 85.1
August 26.6
September 9.5
October 9
November 4.9
December 3.1

All values in cubic feet per second (cfs).

Other gauges in this subbasin