USGS Streamgage 06784000
South Loup River at Saint Michael, Nebr.
South Loup River at Saint Michael, Nebr. is USGS streamgage 06784000, monitoring river discharge in hydrologic subbasin 10210004. It drains a watershed of about 2,320 square miles. Discharge records at this site go back to 1943. Typical flow runs near 144.3 cfs in July and 241.9 cfs in April, with the higher of the two arriving in April.
Gauge details
- Drainage area
- 2,320 sq mi
- Gauge elevation
- 1,932 ft
- Subbasin (HUC-8)
- 10210004
- Coordinates
- 41.03233, -98.74046
- USGS site number
- 06784000
- Records begin
- 1943-10-01 (83 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 83 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 | 115.5 | 174 | 258.4 | |
| February | 146.1 | 221.2 | 369.8 | |
| March | 183.4 | 254.2 | 428.5 | |
| April | 183.2 | 241.9 | 391.7 | |
| May | 165.3 | 239 | 485.8 | |
| June | 127.5 | 218.2 | 670.6 | |
| July | 58.4 | 144.3 | 388.8 | |
| August | 48.9 | 116 | 269.6 | |
| September | 65.9 | 122.2 | 212.1 | |
| October | 109 | 151.4 | 226.5 | |
| November | 133.9 | 183.4 | 244.1 | |
| December | 115.1 | 179.4 | 246.6 |
All values in cubic feet per second (cfs).