USGS Streamgage 06343000
Heart River near South Heart, ND
Heart River near South Heart, ND is USGS streamgage 06343000, monitoring river discharge in hydrologic subbasin 10130202. It drains a watershed of about 311 square miles. Discharge records at this site go back to 1946. Typical flow runs near 1.3 cfs in July and 6.2 cfs in April, with the higher of the two arriving in April.
Gauge details
- Drainage area
- 311 sq mi
- Gauge elevation
- 2,452 ft
- Subbasin (HUC-8)
- 10130202
- Coordinates
- 46.86557, -102.94851
- USGS site number
- 06343000
- Records begin
- 1946-07-01 (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 | 0.1 | 0.4 | 1.2 | |
| February | 0.2 | 0.6 | 38.2 | |
| March | 0.5 | 6.1 | 325.9 | |
| April | 0.8 | 6.2 | 262.9 | |
| May | 0.4 | 2.4 | 70 | |
| June | 0.4 | 2.6 | 75.3 | |
| July | 0.2 | 1.3 | 22.7 | |
| August | 0.1 | 0.6 | 7 | |
| September | 0.1 | 0.6 | 4 | |
| October | 0.2 | 0.6 | 9 | |
| November | 0.3 | 0.6 | 1.4 | |
| December | 0.2 | 0.6 | 1.3 |
All values in cubic feet per second (cfs).