USGS Streamgage 06863500
Big C near Hays, KS
Big C near Hays, KS is USGS streamgage 06863500, monitoring river discharge in hydrologic subbasin 10260007. It drains a watershed of about 549 square miles. Discharge records at this site go back to 1946. Typical flow runs near 7.1 cfs in July and 10.9 cfs in April, with the higher of the two arriving in April.
Gauge details
- Drainage area
- 549 sq mi
- Gauge elevation
- 1,990 ft
- Subbasin (HUC-8)
- 10260007
- Coordinates
- 38.85223, -99.31816
- USGS site number
- 06863500
- Records begin
- 1946-04-01 (80 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 80 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 | 1.4 | 5.7 | 23.6 | |
| February | 1.9 | 7.7 | 29.7 | |
| March | 2 | 9.2 | 36.3 | |
| April | 2.2 | 10.9 | 44.7 | |
| May | 1.7 | 11.8 | 67.9 | |
| June | 1.7 | 10.6 | 106 | |
| July | 0.8 | 7.1 | 90.9 | |
| August | 0.4 | 4.7 | 71.6 | |
| September | 0.2 | 3.9 | 41.3 | |
| October | 0.3 | 3.9 | 28.3 | |
| November | 0.8 | 4.9 | 26.2 | |
| December | 1.3 | 5.1 | 22.6 |
All values in cubic feet per second (cfs).