Santee HUC8 03050112
A 1,870 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
65
Moderate
Drought index
274
Severe
Area in D2+
74.05%
0% exceptional (D4)
Gauges below normal
0%
of 2 reporting
Median flow
167%
p60 of record
Water assets
686
0 springs · 247 wells
USGS gauges (4)
- REDIV CANAL AT SANTEE RIVER NR ST STEPHEN, SC02171645303 cfsp51 · normal
- SANTEE RIVER NEAR PINEVILLE, SC02171500643 cfsp69 · normal
- SANTEE RIVER NEAR RUSSELLVILLE, SC02171560726 cfsno long-term record
- SANTEE RIVER NR JAMESTOWN, SC02171700-768 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 274 | 74.05 | 0/2 | p60 |
Top water assets
- 65Crawl Creekriver
- 65Walnut Branchriver
- 65Wadmacon Creekriver
- 65Wambaw Creekriver
- 65Santee Riverriver
- 65Mount Hope Swampriver
- 65Santee River Near Pineville, Scriver
- 65Crawl Creekriver
- 65Rediv Canal At Santee River Nr St Stephen, Scriver
- 65Doctor Branchriver