Black HUC8 03040205
A 5,337 km² sub-basin of the South Atlantic-Gulf region in SC. Drought coverage is from the US Drought Monitor (map of 2026-10-13); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
47
Stressed
Drought index
272
Severe
Area in D2+
74.55%
0% exceptional (D4)
Gauges below normal
100%
of 1 reporting
Median flow
21%
p13 of record
Water assets
3,199
0 springs · 837 wells
USGS gauges (2)
- BLACK RIVER AT KINGSTREE, SC0213600033 cfsp13 · below normal
- BLACK RIVER NEAR ANDREWS, SC02136030401 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-21 | 272 | 74.55 | 1/1 | p13 |
| 2026-10-20 | 272 | 74.55 | 1/1 | p13 |
| 2026-10-19 | 272 | 74.55 | 1/1 | p16 |
| 2026-10-18 | 272 | 74.55 | 1/1 | p17 |
| 2026-10-17 | 272 | 74.55 | 1/1 | p19 |
| 2026-10-16 | 272 | 74.55 | 1/1 | p19 |
| 2026-10-15 | 277 | 80.05 | 1/1 | p19 |
| 2026-10-14 | 277 | 80.05 | 1/1 | p16 |
| 2026-10-13 | 277 | 80.05 | 1/1 | p8 |
| 2026-10-12 | 277 | 80.05 | 1/1 | p8 |
| 2026-10-11 | 277 | 80.05 | 1/1 | p6 |
| 2026-10-10 | 277 | 80.05 | 1/1 | p5 |
| 2026-10-09 | 277 | 80.05 | 1/1 | p5 |
| 2026-10-08 | 289 | 83.74 | 1/1 | p6 |
Top water assets
- 65Tearcoat Branchriver
- 65Black Riverriver
- 65Black Riverriver
- 65Black River At Kingstree, Scriver
- 65Black River Near Andrews, Scriver
- 65Cedar Swampriver
- 65Tearcoat Branchriver
- 65Black Riverriver
- 65Pittman Branchriver
- 65Black Mingo Creekriver