USGS Streamgage 09234500
Green River near Greendale, UT
Green River near Greendale, UT is USGS streamgage 09234500 in Utah, monitoring river discharge in hydrologic subbasin 14040106. It drains a watershed of about 19,400 square miles. Discharge records at this site go back to 1950. Typical flow runs near 1,649.4 cfs in July and 1,288 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Utah
- Drainage area
- 19,400 sq mi
- Gauge elevation
- 5,621 ft
- Subbasin (HUC-8)
- 14040106
- Coordinates
- 40.90829, -109.42291
- USGS site number
- 09234500
- Records begin
- 1950-10-01 (76 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 63 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 | 867.6 | 1,866.8 | 3,272.9 | |
| February | 849.2 | 1,750.7 | 3,384.8 | |
| March | 826.3 | 1,163 | 3,182.3 | |
| April | 838.2 | 1,288 | 3,439.3 | |
| May | 861.9 | 1,916.1 | 4,815.8 | |
| June | 910.7 | 1,831 | 6,701.7 | |
| July | 884.1 | 1,649.4 | 3,638.4 | |
| August | 871.2 | 1,718.7 | 2,949.4 | |
| September | 887.2 | 1,730.7 | 2,732.7 | |
| October | 841.4 | 1,498.4 | 2,851.9 | |
| November | 847.7 | 1,513.7 | 3,109.3 | |
| December | 873 | 1,815.5 | 3,427.4 |
All values in cubic feet per second (cfs).