Upper Mississippi-Cape Girardeau HUC8 07140105
A 4,473 km² sub-basin of the Upper Mississippi region in IL, KY, MO. 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
85
Healthy
Drought index
0
None
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 3 reporting
Median flow
82%
p33 of record
Water assets
2,747
11 springs · 1,139 wells
USGS gauges (3)
- Mississippi River at Chester, IL07020500100,000 cfsp27 · normal
- Mississippi River at Thebes, IL07022000106,000 cfsp33 · normal
- South Fork Saline Creek near Perryville, MO070205509 cfsp48 · normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 0 | 0 | 0/3 | p33 |
Top water assets
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- 66Aly Marie Lake Damreservoir
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