USGS Streamgage 06721000
South Platte River at Fort Lupton, CO
South Platte River at Fort Lupton, CO is USGS streamgage 06721000 in Colorado, monitoring river discharge in hydrologic subbasin 10190003. It drains a watershed of about 5,043 square miles. Discharge records at this site go back to 1929. Typical flow runs near 374.3 cfs in July and 211.5 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Colorado
- Drainage area
- 5,043 sq mi
- Gauge elevation
- 4,865 ft
- Subbasin (HUC-8)
- 10190003
- Coordinates
- 40.11611, -104.81806
- USGS site number
- 06721000
- Records begin
- 1929-08-09 (97 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 97 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 | 87.6 | 227.1 | 352.5 | |
| February | 87.5 | 235.7 | 405 | |
| March | 73.4 | 251.1 | 692.7 | |
| April | 66.2 | 211.5 | 1,060 | |
| May | 162.7 | 443.2 | 2,182.9 | |
| June | 238.4 | 628.4 | 2,468.3 | |
| July | 112.1 | 374.3 | 1,191.4 | |
| August | 77.4 | 284.2 | 766 | |
| September | 50.4 | 184.3 | 429.2 | |
| October | 44.6 | 174.8 | 423.9 | |
| November | 75.2 | 256.8 | 509.1 | |
| December | 87.2 | 229.5 | 398.2 |
All values in cubic feet per second (cfs).
Other gauges in this subbasin
- Cherry Creek near Parker, CO
- Toll Gate Creek above 6Th Ave at Aurora, CO
- Sand Creek at Mouth near Commerce City, CO
- Cherry Creek near Franktown, CO
- Cherry Creek below Cherry Creek Lake, CO
- Cherry Creek at Denver, CO
- South Platte River at 64Th Ave. Commerce City, CO
- Sand Creek above Burlington Ditch near Commerce City, CO