Upper Coosa HUC8 03150105
A 4,142 km² sub-basin of the South Atlantic-Gulf region in AL, GA. 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
60
Moderate
Drought index
20
Abnormally dry
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
83%
of 6 reporting
Median flow
58%
p10 of record
Water assets
2,035
133 springs · 371 wells
USGS gauges (7)
- COOSA RIVER AT STATE LINE, AL/GA02397530629 cfsp4 · much below normal
- CHATTOOGA RIVER AT SUMMERVILLE, GA0239800061 cfsp9 · much below normal
- COOSA RIVER MAYOS BAR NEAR ROME, GA023970001,330 cfsp9 · much below normal
- TERRAPIN CREEK AT ELLISVILLE AL0240010066 cfsp10 · much below normal
- CHATTOOGA RIVER ABOVE GAYLESVILLE AL02398300111 cfsp14 · below normal
- LITTLE RIVER NEAR BLUE POND AL023992008 cfsp32 · normal
- CEDAR CREEK AT GA AVE, AT CEDARTOWN, GA0239741017 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 20 | 0 | 5/6 | p10 |
Top water assets
- 67Terrapin Creek Ws Dam Site 22reservoir
- 66Terrapin Creek W/S Dam Site 33reservoir
- 66Terrapin Creek W/S Dam Site 17reservoir
- 66Terrapin Creek W/S Dam Site 06reservoir
- 66Terrapin Creek W/S Dam Site 21reservoir
- 66Terrapin Creek W/S Dam Site 9reservoir
- 66Terrapin Creek W/S Dam Site 8reservoir
- 66Beecham Lakereservoir
- 65Dry Creekriver
- 65Chappel Creekriver