USGS Streamgage 06926510
Osage River below St. Thomas, MO
Osage River below St. Thomas, MO is USGS streamgage 06926510, monitoring river discharge in hydrologic subbasin 10290111. It drains a watershed of about 14,584 square miles. Discharge records at this site go back to 1996. Typical flow runs near 7,693.2 cfs in July and 12,190.7 cfs in April, with the higher of the two arriving in April.
Gauge details
- Drainage area
- 14,584 sq mi
- Gauge elevation
- 538 ft
- Subbasin (HUC-8)
- 10290111
- Coordinates
- 38.42144, -92.20825
- USGS site number
- 06926510
- Records begin
- 1996-06-14 (30 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 30 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 | 959.7 | 4,634.5 | 32,916.1 | |
| February | 1,956.1 | 8,331.7 | 29,300 | |
| March | 1,912.6 | 9,184.5 | 35,219.4 | |
| April | 1,688.1 | 12,190.7 | 37,326.7 | |
| May | 1,501 | 24,793.5 | 48,764.5 | |
| June | 1,590.4 | 25,370 | 39,333.3 | |
| July | 1,340.7 | 7,693.2 | 45,422.6 | |
| August | 1,052.2 | 3,201 | 24,574.2 | |
| September | 955.5 | 2,029.7 | 21,830 | |
| October | 773.7 | 1,747.4 | 20,764.5 | |
| November | 632 | 1,450.3 | 25,840 | |
| December | 805 | 1,963.9 | 20,716.1 |
All values in cubic feet per second (cfs).