USGS Streamgage 06923950
Niangua River at Tunnel Dam near Macks Creek, MO
Niangua River at Tunnel Dam near Macks Creek, MO is USGS streamgage 06923950, monitoring river discharge in hydrologic subbasin 10290110. It drains a watershed of about 598 square miles. Discharge records at this site go back to 1995. Typical flow runs near 231.8 cfs in July and 480.6 cfs in April, with the higher of the two arriving in April.
Gauge details
- Drainage area
- 598 sq mi
- Gauge elevation
- 700 ft
- Subbasin (HUC-8)
- 10290110
- Coordinates
- 37.93694, -92.85136
- USGS site number
- 06923950
- Records begin
- 1995-09-08 (31 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 31 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 | 82.3 | 235.9 | 1,143.5 | |
| February | 85.2 | 279.1 | 1,389.8 | |
| March | 129.2 | 399.6 | 2,406 | |
| April | 116.5 | 480.6 | 2,605.7 | |
| May | 118.7 | 511.5 | 2,803.2 | |
| June | 102.3 | 289.3 | 1,454.2 | |
| July | 96.9 | 231.8 | 856.8 | |
| August | 92.9 | 206.5 | 550.2 | |
| September | 71.3 | 185.6 | 405.9 | |
| October | 79.6 | 185.1 | 478.5 | |
| November | 117.9 | 216.7 | 791.8 | |
| December | 101.4 | 211.7 | 735.1 |
All values in cubic feet per second (cfs).