Sweetwater HUC8 10180006
A 7,514 km² sub-basin of the Missouri region in WY. 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
62
Moderate
Drought index
209
Severe
Area in D2+
9%
0% exceptional (D4)
Gauges below normal
0%
of 1 reporting
Median flow
145%
p76 of record
Water assets
336
67 springs · 169 wells
USGS gauges (1)
- SWEETWATER RIVER NEAR SWEETWATER STATION, WY0663809048 cfsp76 · above normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-21 | 209 | 9 | 0/1 | p76 |
| 2026-10-20 | 209 | 9 | 0/1 | p71 |
| 2026-10-19 | 209 | 9 | 0/1 | p74 |
| 2026-10-18 | 209 | 9 | 0/1 | p75 |
| 2026-10-17 | 209 | 9 | 0/1 | p78 |
| 2026-10-16 | 209 | 9 | 0/1 | p80 |
| 2026-10-15 | 213 | 13.33 | 0/1 | p84 |
| 2026-10-14 | 213 | 13.33 | 0/1 | p80 |
| 2026-10-13 | 213 | 13.33 | 0/1 | p37 |
| 2026-10-12 | 213 | 13.33 | 0/1 | p36 |
| 2026-10-11 | 213 | 13.33 | 1/1 | p21 |
| 2026-10-10 | 213 | 13.33 | 1/1 | p25 |
| 2026-10-09 | 213 | 13.33 | 1/1 | p25 |
| 2026-10-08 | 213 | 13.33 | 1/1 | p25 |
Top water assets
- 69Blucher Creekriver
- 69Dry Creekriver
- 69Sweetwater Riverriver
- 69Alkali Creekriver
- 69Arkansas Creekriver
- 69Sweetwater Riverriver
- 69Sweetwater Riverriver
- 69Sweetwater River Near Sweetwater Station, Wyriver
- 69Willow Creekriver
- 69Rock Creekriver