USGS Streamgage 13302005
Pahsimeroi River at Ellis, ID
Pahsimeroi River at Ellis, ID is USGS streamgage 13302005 in Idaho, monitoring river discharge in hydrologic subbasin 17060202. It drains a watershed of about 830 square miles. Discharge records at this site go back to 1984. Typical flow runs near 150.1 cfs in July and 220.9 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Idaho
- Drainage area
- 830 sq mi
- Subbasin (HUC-8)
- 17060202
- Coordinates
- 44.69167, -114.04694
- USGS site number
- 13302005
- Records begin
- 1984-10-01 (42 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 42 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 | 204 | 252.6 | 330.4 | |
| February | 208.2 | 267.9 | 332.6 | |
| March | 220.4 | 271.5 | 337.3 | |
| April | 169.1 | 220.9 | 292.1 | |
| May | 110.3 | 145.1 | 226.8 | |
| June | 122.4 | 178.6 | 353.1 | |
| July | 113 | 150.1 | 245.5 | |
| August | 115.6 | 139.7 | 192.7 | |
| September | 133.9 | 170.3 | 236.8 | |
| October | 195.7 | 254.2 | 336.3 | |
| November | 221.3 | 283.6 | 355.4 | |
| December | 215.3 | 263.9 | 341.5 |
All values in cubic feet per second (cfs).