USGS Streamgage 06635000
Medicine Bow River Ab Seminoe Reservoir, near Hanna, WY
Medicine Bow River Ab Seminoe Reservoir, near Hanna, WY is USGS streamgage 06635000 in Wyoming, monitoring river discharge in hydrologic subbasin 10180004. It drains a watershed of about 2,338 square miles. Discharge records at this site go back to 1939. Typical flow runs near 80.3 cfs in July and 236.5 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Wyoming
- Drainage area
- 2,338 sq mi
- Gauge elevation
- 6,429 ft
- Subbasin (HUC-8)
- 10180004
- Coordinates
- 42.00967, -106.51314
- USGS site number
- 06635000
- Records begin
- 1939-07-01 (87 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 87 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 | 15.2 | 29.3 | 55.9 | |
| February | 16.3 | 37.5 | 73.7 | |
| March | 41.5 | 104 | 242 | |
| April | 104.9 | 236.5 | 585.2 | |
| May | 113.3 | 449.2 | 985.2 | |
| June | 95.3 | 525.8 | 1,379.5 | |
| July | 11.2 | 80.3 | 422.6 | |
| August | 4.9 | 27.1 | 117.2 | |
| September | 5.7 | 16.1 | 49.9 | |
| October | 13.6 | 31.1 | 80.7 | |
| November | 20.7 | 42.1 | 84.7 | |
| December | 17 | 31.7 | 63.9 |
All values in cubic feet per second (cfs).