USGS Streamgage 09201500
Boulder Creek above Boulder Lake, near Boulder, WY
Boulder Creek above Boulder Lake, near Boulder, WY is USGS streamgage 09201500 in Wyoming, monitoring river discharge in hydrologic subbasin 14040102. It drains a watershed of about 115 square miles. Discharge records at this site go back to 1938. Typical flow runs near 123.6 cfs in July and 99.3 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Wyoming
- Drainage area
- 115 sq mi
- Gauge elevation
- 7,304 ft
- Subbasin (HUC-8)
- 14040102
- Coordinates
- 42.85634, -109.61737
- USGS site number
- 09201500
- Records begin
- 1938-10-01 (88 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 88 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 | — | 20.4 | — | |
| February | — | 25.8 | — | |
| March | — | 24.9 | — | |
| April | — | 99.3 | — | |
| May | — | 514.5 | — | |
| June | — | 717.4 | — | |
| July | — | 123.6 | — | |
| August | — | 23.7 | — | |
| September | — | 10.5 | — | |
| October | — | 22.3 | — | |
| November | — | 32.5 | — | |
| December | — | 26.2 | — |
All values in cubic feet per second (cfs).
Other gauges in this subbasin
- Boulder Creek below Boulder Lake, near Boulder, WY
- Ward Ball Reservoir outflow, near Boulder, WY
- East Fork River ab East Fork Canal, near Boulder, WY
- East Fork at New Fork, WY
- New Fork River near Big Piney, WY
- New Fork River ab New Fork Lakes, near Cora, WY
- New Fork River ab Willow Creek, near Cora, WY
- Lake Creek below Willow Lake, near Cora, WY