USGS Streamgage 06468170
James River near Grace City, ND
James River near Grace City, ND is USGS streamgage 06468170, monitoring river discharge in hydrologic subbasin 10160001. It drains a watershed of about 1,060 square miles. Discharge records at this site go back to 1968. Typical flow runs near 15.5 cfs in July and 67.4 cfs in April, with the higher of the two arriving in April.
Gauge details
- Drainage area
- 1,060 sq mi
- Gauge elevation
- 1,462 ft
- Subbasin (HUC-8)
- 10160001
- Coordinates
- 47.55805, -98.86289
- USGS site number
- 06468170
- Records begin
- 1968-06-01 (58 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 58 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 | 0.2 | 4 | |
| February | 0 | 0.2 | 8.8 | |
| March | 0 | 12.5 | 377.2 | |
| April | 0.9 | 67.4 | 1,000.1 | |
| May | 0.8 | 41.4 | 536.4 | |
| June | 0.4 | 23 | 198.4 | |
| July | 0.1 | 15.5 | 193.4 | |
| August | 0 | 4.7 | 69 | |
| September | 0 | 1.5 | 44.1 | |
| October | 0 | 1.2 | 27.6 | |
| November | 0.1 | 1.5 | 38.4 | |
| December | 0 | 0.9 | 11.6 |
All values in cubic feet per second (cfs).