USGS Streamgage 09168730
Dolores River near Slick Rock, CO
Dolores River near Slick Rock, CO is USGS streamgage 09168730 in Colorado, monitoring river discharge in hydrologic subbasin 14030002. It drains a watershed of about 1,434 square miles. Discharge records at this site go back to 1997. Typical flow runs near 62.7 cfs in July and 100.3 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Colorado
- Drainage area
- 1,434 sq mi
- Gauge elevation
- 5,436 ft
- Subbasin (HUC-8)
- 14030002
- Coordinates
- 38.04444, -108.90538
- USGS site number
- 09168730
- Records begin
- 1997-05-01 (29 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 29 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 | 13.5 | 30 | 51.8 | |
| February | 20.5 | 33.1 | 54.7 | |
| March | 17.8 | 52 | 158.8 | |
| April | 17.8 | 100.3 | 1,211.2 | |
| May | 14 | 88.9 | 2,477.1 | |
| June | 3.8 | 74.7 | 1,178 | |
| July | 6 | 62.7 | 150.9 | |
| August | 12.1 | 62.6 | 132 | |
| September | 11.7 | 38.7 | 76.9 | |
| October | 17.1 | 38 | 103.8 | |
| November | 20.3 | 29.4 | 56.2 | |
| December | 14.6 | 26.3 | 45.5 |
All values in cubic feet per second (cfs).