USGS Streamgage 10068500
Bear River at Pescadero, ID
Bear River at Pescadero, ID is USGS streamgage 10068500 in Idaho, monitoring river discharge in hydrologic subbasin 16010201. It drains a watershed of about 3,705 square miles. Discharge records at this site go back to 1922. Typical flow runs near 1,184.5 cfs in July and 248.9 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Idaho
- Drainage area
- 3,705 sq mi
- Gauge elevation
- 5,910 ft
- Subbasin (HUC-8)
- 16010201
- Coordinates
- 42.40159, -111.35688
- USGS site number
- 10068500
- Records begin
- 1922-01-01 (104 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 104 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 | 49.4 | 97.5 | 994.6 | |
| February | 49.3 | 98.6 | 1,018.8 | |
| March | 69.6 | 158.2 | 1,019.2 | |
| April | 87.9 | 248.9 | 900.1 | |
| May | 177.3 | 401.7 | 1,033.8 | |
| June | 329.5 | 730.4 | 1,541 | |
| July | 705.5 | 1,184.5 | 1,633.9 | |
| August | 555.1 | 988.4 | 1,453.9 | |
| September | 160.9 | 496.6 | 1,284.7 | |
| October | 47.2 | 121.2 | 1,171 | |
| November | 59.4 | 113.7 | 1,067.1 | |
| December | 54.8 | 115.3 | 1,052.9 |
All values in cubic feet per second (cfs).
Common questions
- When does Bear River at Pescadero, ID normally run highest?
- July, on the long-term record. The median daily flow that month is about 1,184.5 cfs, against 97.5 cfs in January, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Bear River at Pescadero, ID?
- It depends on the month. In January, half of days historically fall near 97.5 cfs, with the middle 80% of days between 49.4 and 994.6 cfs. The month-by-month table on this page gives the full range.
- How long has Bear River at Pescadero, ID been measured?
- Discharge records at USGS site 10068500 begin in 1922, about 104 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 Bear River at Pescadero, ID?
- The gauge sits at 42.40159, -111.35688, in Idaho, in hydrologic subbasin 16010201, at an elevation of about 5,910 feet, draining roughly 3,705 square miles.
- Can I use Bear River at Pescadero, 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.