USGS Streamgage 09114500
Gunnison River near Gunnison, CO
Gunnison River near Gunnison, CO is USGS streamgage 09114500 in Colorado, monitoring river discharge in hydrologic subbasin 14020002. It drains a watershed of about 1,011 square miles. Discharge records at this site go back to 1910. Typical flow runs near 998 cfs in July and 535.9 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Colorado
- Drainage area
- 1,011 sq mi
- Gauge elevation
- 7,666 ft
- Subbasin (HUC-8)
- 14020002
- Coordinates
- 38.54194, -106.94977
- USGS site number
- 09114500
- Records begin
- 1910-10-01 (116 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 116 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 | 148.1 | 209.5 | 267.5 | |
| February | 142.6 | 202.1 | 263.9 | |
| March | 158.4 | 230.6 | 359.2 | |
| April | 273 | 535.9 | 1,047.8 | |
| May | 662.1 | 1,525 | 3,151.3 | |
| June | 950.1 | 2,140 | 4,118.3 | |
| July | 489.1 | 998 | 2,106.1 | |
| August | 417.9 | 662.4 | 1,058.3 | |
| September | 274.9 | 458.6 | 818.1 | |
| October | 217.1 | 338.8 | 596.1 | |
| November | 191.5 | 279.3 | 401 | |
| December | 158.1 | 226.2 | 303.3 |
All values in cubic feet per second (cfs).
Other gauges in this subbasin
- Gunnison River at Gunnison Whitewater Park, CO
- Lake Fork below Lake San Cristobal near Lake City, CO
- Henson Creek at Lake City, CO
- Lake Fork at Gateview, CO
- Cimarron River near Cimarron, CO
- Cimarron River below Cimarron Creek at Cimarron, CO
- Gunnison River below Gunnison Tunnel, CO
- Smith Fork near Lazear, CO