USGS Streamgage 09059500
Piney River near State Bridge, CO
Piney River near State Bridge, CO is USGS streamgage 09059500 in Colorado, monitoring river discharge in hydrologic subbasin 14010001. It drains a watershed of about 85 square miles. Discharge records at this site go back to 1944. Typical flow runs near 76.1 cfs in July and 50.3 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Colorado
- Drainage area
- 85 sq mi
- Gauge elevation
- 7,287 ft
- Subbasin (HUC-8)
- 14010001
- Coordinates
- 39.79572, -106.57435
- USGS site number
- 09059500
- Records begin
- 1944-06-01 (82 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 82 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 | 9.9 | 13.1 | 17.7 | |
| February | 9.6 | 12.7 | 16.9 | |
| March | 10.4 | 15.1 | 24.5 | |
| April | 21.8 | 50.3 | 111.7 | |
| May | 114 | 241.6 | 466.9 | |
| June | 135 | 315 | 565.7 | |
| July | 31.4 | 76.1 | 222.7 | |
| August | 13 | 25.5 | 55 | |
| September | 7.7 | 15.9 | 33.4 | |
| October | 9.1 | 17.6 | 36.2 | |
| November | 11.3 | 17 | 25.7 | |
| December | 10.5 | 14.6 | 20.5 |
All values in cubic feet per second (cfs).
Other gauges in this subbasin
- Rock Creek at McCoy, CO
- Colorado River at Catamount Bridge, CO
- Colorado River near Dotsero, CO
- Grizzly Creek near Grizzly Lake near Glenwood Springs, CO
- Colorado River above Glenwood Springs, CO
- North Inlet below Summerland Park at Rmnp
- Colorado River below Baker Gulch near Grand Lake, CO
- East Inlet near Grand Lake, CO