USGS Streamgage 09132095
Anthracite Creek above Mouth near Somerset
Anthracite Creek above Mouth near Somerset is USGS streamgage 09132095 in Colorado, monitoring river discharge in hydrologic subbasin 14020004. It drains a watershed of about 233 square miles. Discharge records at this site go back to 2015. Typical flow runs near 188.5 cfs in July and 327.6 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Colorado
- Drainage area
- 233 sq mi
- Gauge elevation
- 6,287 ft
- Subbasin (HUC-8)
- 14020004
- Coordinates
- 38.93722, -107.35833
- USGS site number
- 09132095
- Records begin
- 2015-03-01 (11 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 11 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.
Only 9 of 12 months have enough record to summarize; the rest are omitted.
| Month | Low p10 | Typical p50 | High p90 | Range |
|---|---|---|---|---|
| March | 40.3 | 73.2 | 246.1 | |
| April | 153.3 | 327.6 | 746.4 | |
| May | 460.1 | 817.5 | 1,792.9 | |
| June | 263.5 | 1,026.9 | 1,858.7 | |
| July | 63.2 | 188.5 | 768.4 | |
| August | 33.7 | 80.6 | 156.5 | |
| September | 27.7 | 53.8 | 91.1 | |
| October | 31.9 | 51.3 | 76.6 | |
| November | 32.6 | 45.1 | 63.4 |
All values in cubic feet per second (cfs).