USGS Streamgage 10125500
Malad River at Woodruff, ID
Malad River at Woodruff, ID is USGS streamgage 10125500 in Idaho, monitoring river discharge in hydrologic subbasin 16010204. It drains a watershed of about 472 square miles. Discharge records at this site go back to 1938. Typical flow runs near 8 cfs in July and 65.4 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Idaho
- Drainage area
- 472 sq mi
- Gauge elevation
- 4,367 ft
- Subbasin (HUC-8)
- 16010204
- Coordinates
- 42.02972, -112.22958
- USGS site number
- 10125500
- Records begin
- 1938-11-19 (88 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 4 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 | — | 45.6 | — | |
| February | — | 59.8 | — | |
| March | — | 83.6 | — | |
| April | — | 65.4 | — | |
| May | — | 37.5 | — | |
| June | — | 14.6 | — | |
| July | — | 8 | — | |
| August | — | 7.2 | — | |
| September | — | 9.5 | — | |
| October | — | 13.6 | — | |
| November | — | 27.5 | — | |
| December | — | 44.9 | — |
All values in cubic feet per second (cfs).
Common questions
- When does Malad River at Woodruff, ID normally run highest?
- March, on the long-term record. The median daily flow that month is about 83.6 cfs, against 7.2 cfs in August, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- How long has Malad River at Woodruff, ID been measured?
- Discharge records at USGS site 10125500 begin in 1938, about 88 years, covering roughly 1,581 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Malad River at Woodruff, ID?
- The gauge sits at 42.02972, -112.22958, in Idaho, in hydrologic subbasin 16010204, at an elevation of about 4,367 feet, draining roughly 472 square miles.
- Can I use Malad River at Woodruff, 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.