USGS Streamgage 06477150
Rock Creek near Fulton, SD
Rock Creek near Fulton, SD is USGS streamgage 06477150 in South Dakota, monitoring river discharge in hydrologic subbasin 10160011. It drains a watershed of about 238 square miles. Discharge records at this site go back to 1966. Typical flow runs near 0.9 cfs in July and 2.8 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- South Dakota
- Drainage area
- 238 sq mi
- Gauge elevation
- 1,243 ft
- Subbasin (HUC-8)
- 10160011
- Coordinates
- 43.75833, -97.90889
- USGS site number
- 06477150
- Records begin
- 1966-10-01 (60 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 6 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 | — | |
| February | — | 0.2 | — | |
| March | — | 4.2 | — | |
| April | — | 2.8 | — | |
| May | — | 1.9 | — | |
| June | — | 0.5 | — | |
| July | — | 0.9 | — | |
| August | — | 0 | — | |
| September | — | 0 | — | |
| October | — | 0.1 | — | |
| November | — | 0.1 | — | |
| December | — | 0.1 | — |
All values in cubic feet per second (cfs).
Common questions
- When does Rock Creek near Fulton, SD normally run highest?
- March, on the long-term record. The median daily flow that month is about 4.2 cfs, against 0 cfs in January, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- How long has Rock Creek near Fulton, SD been measured?
- Discharge records at USGS site 06477150 begin in 1966, about 60 years. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Rock Creek near Fulton, SD?
- The gauge sits at 43.75833, -97.90889, in South Dakota, in hydrologic subbasin 10160011, at an elevation of about 1,243 feet, draining roughly 238 square miles.
- Can I use Rock Creek near Fulton, 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.