Spring HUC8 11010010
A 3,147 km² sub-basin of the Arkansas-White-Red region in AR, 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
48
Stressed
Drought index
293
Severe
Area in D2+
72.22%
0% exceptional (D4)
Gauges below normal
67%
of 3 reporting
Median flow
71%
p14 of record
Water assets
2,413
25 springs · 763 wells
USGS gauges (4)
- South Fork Spring River at Saddle, AR070692955 cfsp2 · much below normal
- Spring River at Imboden, AR07069500339 cfsp14 · below normal
- Mammoth Spring at Mammoth Spring07069190256 cfsp27 · normal
- Spring River near Mammoth Spring, AR07069220295 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 293 | 72.22 | 2/3 | p14 |
Top water assets
- 67Mammoth Springspring
- 66Sequoyah Lake Damreservoir
- 66White Horse Mountain Damreservoir
- 66Wautauga Springs Damreservoir
- 66Lake Mirandy Damreservoir
- 66Lake Navajo Damreservoir
- 66Lake Omahareservoir
- 66Cherokee Lake Damreservoir
- 66Sherwood Lake Damreservoir
- 66Lake Aztecreservoir