Cooper HUC8 03050201
A 3,273 km² sub-basin of the South Atlantic-Gulf region in SC. Drought coverage is from the US Drought Monitor (map of 2026-09-01); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
62
Moderate
Drought index
252
Severe
Area in D2+
52.17%
0% exceptional (D4)
Gauges below normal
0%
of 1 reporting
Median flow
255%
p90 of record
Water assets
1,923
0 springs · 916 wells
USGS gauges (4)
- LAKE MOULTRIE TAILRACE CANAL AT MONCKS CORNER, SC0217200213,200 cfsp90 · above normal
- BACK RIVER AT DUPONT INTAKE NR KITTREDGE, SC02172040no readingno long-term record
- COOPER R AT FILBIN CREEK AT NORTH CHARLESTON, SC021720677no readingno long-term record
- WANDO RIVER ABOVE MT PLEASANT, SC021720698158,000 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 252 | 52.17 | 0/1 | p90 |
Top water assets
- 65Guerin Creekriver
- 65Ashley Riverriver
- 65Wadboo Creekriver
- 65Cooper Riverriver
- 65Lake Moultrie Tailrace Canal At Moncks Corner, Scriver
- 65Ashley Riverriver
- 65Cooper Riverriver
- 65Nicholson Creekriver
- 65Foster Creekriver
- 65James Island Creekriver