USGS Streamgage 13311250
Efsf Salmon River above Sugar Creek near Stibnite, ID
Efsf Salmon River above Sugar Creek near Stibnite, ID is USGS streamgage 13311250 in Idaho, monitoring river discharge in hydrologic subbasin 17060208. It sits on the Efsf Salmon River, alongside 1 other gauge Rivermatics tracks on the same river. Discharge records at this site go back to 2011. Typical flow runs near 29.4 cfs in July and 37.7 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Idaho
- Subbasin (HUC-8)
- 17060208
- Coordinates
- 44.93478, -115.33669
- USGS site number
- 13311250
- Records begin
- 2011-09-14 (15 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 15 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 | 7.8 | 9.9 | 13.5 | |
| February | 7.6 | 9.8 | 16.9 | |
| March | 7.8 | 11.6 | 34.4 | |
| April | 15.4 | 37.7 | 89.8 | |
| May | 78.5 | 136.5 | 242.2 | |
| June | 57.9 | 106.1 | 219.1 | |
| July | 20.2 | 29.4 | 49.8 | |
| August | 11.6 | 15.7 | 20.9 | |
| September | 9.9 | 12.5 | 18.3 | |
| October | 9.6 | 12.5 | 22 | |
| November | 9.5 | 13 | 22.7 | |
| December | 8.6 | 10.3 | 18.7 |
All values in cubic feet per second (cfs).
Common questions
- When does Efsf Salmon River above Sugar Creek near Stibnite, ID normally run highest?
- May, on the long-term record. The median daily flow that month is about 136.5 cfs, against 9.8 cfs in February, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Efsf Salmon River above Sugar Creek near Stibnite, ID?
- It depends on the month. In January, half of days historically fall near 9.9 cfs, with the middle 80% of days between 7.8 and 13.5 cfs. The month-by-month table on this page gives the full range.
- How long has Efsf Salmon River above Sugar Creek near Stibnite, ID been measured?
- Discharge records at USGS site 13311250 begin in 2011, about 15 years, covering roughly 5,403 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Efsf Salmon River above Sugar Creek near Stibnite, ID?
- The gauge sits at 44.93478, -115.33669, in Idaho, in hydrologic subbasin 17060208.
- Can I use Efsf Salmon River above Sugar Creek near Stibnite, ID 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.
Upstream and downstream on the Efsf Salmon River
Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the Efsf Salmon River in full.
- Efsf Salmon River above Meadow Creek near Stibnite, ID
- Efsf Salmon River above Sugar Creek near Stibnite, ID this page