USGS Streamgage 06453255
Choteau Creek near Avon, SD
Choteau Creek near Avon, SD is USGS streamgage 06453255 in South Dakota, monitoring river discharge in hydrologic subbasin 10170101. It drains a watershed of about 594 square miles. Discharge records at this site go back to 1982. Typical flow runs near 9.7 cfs in July and 30.3 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- South Dakota
- Drainage area
- 594 sq mi
- Gauge elevation
- 1,293 ft
- Subbasin (HUC-8)
- 10170101
- Coordinates
- 42.92356, -98.10597
- USGS site number
- 06453255
- Records begin
- 1982-09-21 (44 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 21 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 | 0.2 | 2.8 | 5.7 | |
| February | 0.6 | 4.4 | 92.8 | |
| March | 0.9 | 15.2 | 521.6 | |
| April | 0.7 | 30.3 | 651.4 | |
| May | 1 | 31.5 | 405 | |
| June | 0.9 | 12 | 441.3 | |
| July | 0.5 | 9.7 | 227.8 | |
| August | 0.3 | 4.4 | 28.4 | |
| September | 0.2 | 2.6 | 25.5 | |
| October | 0.5 | 2.6 | 17.2 | |
| November | 0.6 | 3.4 | 13.2 | |
| December | 0.4 | 3.3 | 9.7 |
All values in cubic feet per second (cfs).
Common questions
- When does Choteau Creek near Avon, SD normally run highest?
- May, on the long-term record. The median daily flow that month is about 31.5 cfs, against 2.6 cfs in September, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Choteau Creek near Avon, SD?
- It depends on the month. In January, half of days historically fall near 2.8 cfs, with the middle 80% of days between 0.2 and 5.7 cfs. The month-by-month table on this page gives the full range.
- How long has Choteau Creek near Avon, SD been measured?
- Discharge records at USGS site 06453255 begin in 1982, about 44 years, covering roughly 854 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Choteau Creek near Avon, SD?
- The gauge sits at 42.92356, -98.10597, in South Dakota, in hydrologic subbasin 10170101, at an elevation of about 1,293 feet, draining roughly 594 square miles.
- Can I use Choteau Creek near Avon, SD data for flood or safety decisions?
- No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.
Other gauges in this subbasin
- Missouri River below Ponca Creek near Verdel, Nebr.
- Missouri River at Niobrara, Nebr.
- Bazile Creek at Center, Nebr.
- Howe Creek below Walker Draw near Center, Nebr.
- Bazile Creek near Niobrara, Nebr.
- Lewis and Clark Lake at Springfield, SD
- Missouri River at Yankton, SD
- Missouri River near Gayville, SD