USGS Streamgage 09188500
Green River at Warren Bridge, near Daniel, WY
Green River at Warren Bridge, near Daniel, WY is USGS streamgage 09188500 in Wyoming, monitoring river discharge in hydrologic subbasin 14040101. It drains a watershed of about 461 square miles. Discharge records at this site go back to 1931. Typical flow runs near 1,118 cfs in July and 257.9 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Wyoming
- Drainage area
- 461 sq mi
- Gauge elevation
- 7,475 ft
- Subbasin (HUC-8)
- 14040101
- Coordinates
- 43.01908, -110.11886
- USGS site number
- 09188500
- Records begin
- 1931-10-01 (95 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 95 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 | 81.5 | 105.3 | 144.3 | |
| February | 84.3 | 106.8 | 137.1 | |
| March | 94.6 | 121.8 | 165 | |
| April | 155.2 | 257.9 | 482.7 | |
| May | 431.7 | 880.8 | 1,771.9 | |
| June | 850.2 | 1,633.3 | 2,925.3 | |
| July | 506.4 | 1,118 | 1,986.1 | |
| August | 263.6 | 459.3 | 768.8 | |
| September | 172.6 | 260.9 | 415.8 | |
| October | 128.5 | 181.7 | 287.6 | |
| November | 95.8 | 140.2 | 205.9 | |
| December | 89.2 | 118.4 | 165.4 |
All values in cubic feet per second (cfs).