Otter Tail HUC8 09020103
A 4,984 km² sub-basin of the Souris-Red-Rainy region in MN. Drought coverage is from the US Drought Monitor (map of 2026-10-13); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
69
Moderate
Drought index
170
Moderate
Area in D2+
4.43%
0% exceptional (D4)
Gauges below normal
0%
of 2 reporting
Median flow
98%
p49 of record
Water assets
4,247
0 springs · 3,620 wells
USGS gauges (3)
- OTTER TAIL RIVER NEAR ELIZABETH, MN05030500218 cfsp47 · normal
- OTTER TAIL RIVER BL ORWELL D NR FERGUS FALLS, MN05046000256 cfsp50 · normal
- OTTER TAIL RIVER DIVERSION AT BRECKENRIDGE, MN050464750 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-20 | 170 | 4.43 | 0/2 | p49 |
| 2026-10-19 | 170 | 4.43 | 0/2 | p52 |
| 2026-10-18 | 170 | 4.43 | 0/2 | p51 |
| 2026-10-17 | 170 | 4.43 | 0/2 | p51 |
| 2026-10-16 | 170 | 4.43 | 0/2 | p49 |
| 2026-10-15 | 170 | 4.43 | 0/2 | p51 |
| 2026-10-14 | 170 | 4.43 | 0/2 | p51 |
| 2026-10-13 | 170 | 4.43 | 0/2 | p56 |
| 2026-10-12 | 170 | 4.43 | 0/2 | p56 |
| 2026-10-11 | 170 | 4.43 | 0/2 | p57 |
| 2026-10-10 | 170 | 4.43 | 0/2 | p57 |
| 2026-10-09 | 170 | 4.43 | 0/2 | p61 |
| 2026-10-08 | 170 | 4.43 | 0/2 | p61 |
| 2026-10-07 | 170 | 4.43 | 0/2 | p62 |
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