Raft HUC8 17040210
A 3,820 km² sub-basin of the Pacific Northwest region in ID, UT. 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
26
Critical
Drought index
399
Extreme
Area in D2+
100%
0% exceptional (D4)
Gauges below normal
100%
of 1 reporting
Median flow
30%
p6 of record
Water assets
1,208
262 springs · 440 wells
USGS gauges (2)
- RAFT RIVER AB ONEMILE CREEK NR MALTA ID130780002 cfsp6 · much below normal
- CASSIA CREEK BELOW BLACKSMITH CK, ID130793007 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-20 | 399 | 100 | 1/1 | p6 |
| 2026-10-19 | 399 | 100 | 1/1 | p8 |
| 2026-10-18 | 399 | 100 | 1/1 | p8 |
| 2026-10-17 | 399 | 100 | 1/1 | p10 |
| 2026-10-16 | 399 | 100 | 1/1 | p10 |
| 2026-10-15 | 399 | 100 | 0/1 | p26 |
| 2026-10-14 | 399 | 100 | 0/1 | p48 |
| 2026-10-13 | 399 | 100 | 0/1 | p45 |
| 2026-10-12 | 399 | 100 | 0/1 | p41 |
| 2026-10-11 | 399 | 100 | 1/1 | p8 |
| 2026-10-10 | 399 | 100 | 1/1 | p7 |
| 2026-10-09 | 399 | 100 | 0/1 | p76 |
| 2026-10-08 | 399 | 100 | 0/1 | p77 |
| 2026-10-07 | 399 | 100 | 0/1 | p80 |
Top water assets
- 78George Creek — Isriver
- 78West Branch George Creek — Isriver
- 78George Creek — Isriver
- 75Underground Water Well — Iswell
- 74South Fork Raft River (Junction Crk) — Isriver
- 74Barnes Creek — Isriver
- 74S. Fork Raft River (Junction Creek) — Iriver
- 74West Branch George Creek — Isriver
- 74Clear Creek — Iriver
- 74South Fork Raft River (Junction Crk) — Isriver