Rivermatics

USGS Streamgage 09404900

East Fork Virgin River near Springdale, UT

East Fork Virgin River near Springdale, UT is USGS streamgage 09404900 in Utah, monitoring river discharge in hydrologic subbasin 15010008. It drains a watershed of about 343 square miles. Discharge records at this site go back to 1991. Typical flow runs near 38 cfs in July and 53.7 cfs in April, with the higher of the two arriving in April.

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Gauge details

State
Utah
Drainage area
343 sq mi
Gauge elevation
3,931 ft
Subbasin (HUC-8)
15010008
Coordinates
37.16415, -112.95855
USGS site number
09404900
Records begin
1991-10-01 (35 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 35 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 50.6 57 77.9
February 53.4 60.9 85.9
March 52.6 64.6 122.3
April 41.7 53.7 169.4
May 37 41.7 106.8
June 35.2 38.6 55.9
July 34.4 38 52.4
August 34.5 38 66.5
September 34.4 39.8 64.1
October 38.9 46.5 63.9
November 48.2 54.2 63.5
December 49.1 55.4 62.7

All values in cubic feet per second (cfs).

Common questions

When does East Fork Virgin River near Springdale, UT normally run highest?
March, on the long-term record. The median daily flow that month is about 64.6 cfs, against 38 cfs in July, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for East Fork Virgin River near Springdale, UT?
It depends on the month. In January, half of days historically fall near 57 cfs, with the middle 80% of days between 50.6 and 77.9 cfs. The month-by-month table on this page gives the full range.
How long has East Fork Virgin River near Springdale, UT been measured?
Discharge records at USGS site 09404900 begin in 1991, about 35 years, covering roughly 9,126 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Where is East Fork Virgin River near Springdale, UT?
The gauge sits at 37.16415, -112.95855, in Utah, in hydrologic subbasin 15010008, at an elevation of about 3,931 feet, draining roughly 343 square miles.
Can I use East Fork Virgin River near Springdale, UT data for flood or safety decisions?
No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.

Other gauges in this subbasin