Rivermatics

USGS Streamgage 13134556

N Channel Snake River Upper Salmon Falls near Hagerman

N Channel Snake River Upper Salmon Falls near Hagerman is USGS streamgage 13134556 in Idaho, monitoring river discharge in hydrologic subbasin 17040212. Discharge records at this site go back to 1991. Typical flow runs near 88.2 cfs in July and 241.8 cfs in April, with the higher of the two arriving in April.

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Gauge details

State
Idaho
Subbasin (HUC-8)
17040212
Coordinates
42.76944, -114.90389
USGS site number
13134556
Records begin
1991-08-16 (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 9.4 72.3 4,424.2
February 9.2 73.7 4,452.5
March 14.2 78.5 10,530
April 23 241.8 11,519
May 25.8 84.8 8,694.5
June 35.9 90.9 9,073.7
July 39.9 88.2 2,142.3
August 34.7 79.8 680.4
September 34.9 76.2 2,931.1
October 14.1 71.4 2,359
November 11.2 70 2,560.5
December 9.7 71.1 4,036.5

All values in cubic feet per second (cfs).

Common questions

When does N Channel Snake River Upper Salmon Falls near Hagerman normally run highest?
April, on the long-term record. The median daily flow that month is about 241.8 cfs, against 70 cfs in November, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for N Channel Snake River Upper Salmon Falls near Hagerman?
It depends on the month. In January, half of days historically fall near 72.3 cfs, with the middle 80% of days between 9.4 and 4,424.2 cfs. The month-by-month table on this page gives the full range.
How long has N Channel Snake River Upper Salmon Falls near Hagerman been measured?
Discharge records at USGS site 13134556 begin in 1991, about 35 years, covering roughly 7,214 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Where is N Channel Snake River Upper Salmon Falls near Hagerman?
The gauge sits at 42.76944, -114.90389, in Idaho, in hydrologic subbasin 17040212.
Can I use N Channel Snake River Upper Salmon Falls near Hagerman 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