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.
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.
| 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
- Snake River below Lower Salmon Falls near Hagerman, ID
- Snake River below Bliss Dam near Bliss, ID
- Lower Milner Power Plant at Milner, ID
- Snake River Gaging Station at Milner, ID
- Devils Washbowl Spring near Kimberly 10S 18E 04Aad1S
- Snake River near Kimberly, ID
- Snake River near Twin Falls, ID
- Blue Lakes Outlet near Twin Falls Id Mv 15