USGS Streamgage 06177500
Redwater River at Circle, MT
Redwater River at Circle, MT is USGS streamgage 06177500 in Montana, monitoring river discharge in hydrologic subbasin 10060002. It drains a watershed of about 551 square miles. Discharge records at this site go back to 1929. Typical flow runs near 0.3 cfs in July and 2.8 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Montana
- Drainage area
- 551 sq mi
- Gauge elevation
- 2,405 ft
- Subbasin (HUC-8)
- 10060002
- Coordinates
- 47.41397, -105.57564
- USGS site number
- 06177500
- Records begin
- 1929-04-01 (97 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 96 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 | 0 | 0.1 | 1.4 | |
| February | 0 | 0.3 | 14.8 | |
| March | 0.2 | 4 | 127.8 | |
| April | 0.4 | 2.8 | 20.2 | |
| May | 0.2 | 1.4 | 10 | |
| June | 0.1 | 0.9 | 14.7 | |
| July | 0 | 0.3 | 10.4 | |
| August | 0 | 0.1 | 2.7 | |
| September | 0 | 0.1 | 1.1 | |
| October | 0 | 0.1 | 1.1 | |
| November | 0 | 0.1 | 1.4 | |
| December | 0 | 0.1 | 1.7 |
All values in cubic feet per second (cfs).