Bayou Bartholomew HUC8 08040205
A 4,312 km² sub-basin of the Lower Mississippi region in AR, LA. 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
53
Moderate
Drought index
325
Extreme
Area in D2+
85.11%
7.82% exceptional (D4)
Gauges below normal
20%
of 5 reporting
Median flow
127%
p58 of record
Water assets
2,766
5 springs · 2,308 wells
USGS gauges (6)
- Chemin-A-Haut Bayou near Beekman, LA073643000 cfsp12 · below normal
- Bayou Bartholomew at Garrett Bridge, AR0736413311 cfsp26 · normal
- Bayou Bartholomew near Portland, AR07364185250 cfsp58 · normal
- Bayou Bartholomew near Jones, LA07364200195 cfsp58 · normal
- Bayou Bartholomew near McGehee, AR07364150149 cfsp82 · above normal
- Deep Bayou near Star City, AR073641300 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 325 | 85.11 | 1/5 | p58 |
Top water assets
- 65Shiloh Lake Damreservoir
- 65Riley Lake Damreservoir
- 65Chance Creekriver
- 65Flat Creekriver
- 65Cutoff Creekriver
- 65Wilson Brake Damreservoir
- 65Weaver Creekriver
- 65Chemin-A-Haut Bayouriver
- 65Ables Creekriver
- 65Camp Ta-Lo-Ha Lake Damreservoir