USGS Streamgage 09136100
North Fk Gunnison River above Mouth near Lazear, CO
North Fk Gunnison River above Mouth near Lazear, CO is USGS streamgage 09136100 in Colorado, monitoring river discharge in hydrologic subbasin 14020004. It drains a watershed of about 969 square miles. Discharge records at this site go back to 2009. Typical flow runs near 158.5 cfs in July and 668.5 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Colorado
- Drainage area
- 969 sq mi
- Gauge elevation
- 5,102 ft
- Subbasin (HUC-8)
- 14020004
- Coordinates
- 38.78517, -107.83342
- USGS site number
- 09136100
- Records begin
- 2009-04-16 (17 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 17 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 | 81.2 | 133.9 | 185.3 | |
| February | 84.9 | 120 | 236.2 | |
| March | 110.4 | 187.8 | 510.5 | |
| April | 148.1 | 668.5 | 2,038.7 | |
| May | 359.9 | 1,345.3 | 3,792.6 | |
| June | 128.8 | 1,181.6 | 3,130 | |
| July | 63 | 158.5 | 966.9 | |
| August | 65.3 | 116.3 | 217.2 | |
| September | 50.5 | 129.2 | 235.3 | |
| October | 101.5 | 171.6 | 305.4 | |
| November | 98 | 166.8 | 234.8 | |
| December | 88.7 | 141.3 | 202.2 |
All values in cubic feet per second (cfs).