USGS Streamgage 09147000
Dallas Creek near Ridgway, CO
Dallas Creek near Ridgway, CO is USGS streamgage 09147000 in Colorado, monitoring river discharge in hydrologic subbasin 14020006. It drains a watershed of about 97 square miles. Discharge records at this site go back to 1922. Typical flow runs near 51.9 cfs in July and 37.5 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Colorado
- Drainage area
- 97 sq mi
- Gauge elevation
- 6,967 ft
- Subbasin (HUC-8)
- 14020006
- Coordinates
- 38.17777, -107.75839
- USGS site number
- 09147000
- Records begin
- 1922-03-01 (104 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 104 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 | 12.6 | 17 | 23.6 | |
| February | 12.4 | 17.2 | 25.8 | |
| March | 14.3 | 21.2 | 40.3 | |
| April | 9.1 | 37.5 | 111.7 | |
| May | 0.8 | 21.5 | 107.8 | |
| June | 5.5 | 44.9 | 132 | |
| July | 12.3 | 51.9 | 149.6 | |
| August | 8.4 | 40.7 | 106.9 | |
| September | 8.7 | 28.8 | 70.5 | |
| October | 8 | 25.8 | 43 | |
| November | 16.4 | 23.4 | 31.5 | |
| December | 13.9 | 18.9 | 27.4 |
All values in cubic feet per second (cfs).