Rush-Tooele Valleys HUC8 16020304
A 3,129 km² sub-basin of the Great Basin region in 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
29
Critical
Drought index
398
Extreme
Area in D2+
100%
0% exceptional (D4)
Gauges below normal
100%
of 4 reporting
Median flow
57%
p10 of record
Water assets
1,864
357 springs · 1,207 wells
USGS gauges (5)
- (C- 2- 4)15cac-S1 MILL SPRING NR ERDA, UT4038351121718013 cfsp9 · much below normal
- SOUTH WILLOW CREEK NEAR GRANTSVILLE, UT101728002 cfsp9 · much below normal
- FAUST CREEK NEAR VERNON, UT101727270 cfsp10 · below normal
- VERNON CREEK NEAR VERNON, UT101727001 cfsp15 · below normal
- CLOVER CREEK ABOVE BIG HOLLOW, NEAR CLOVER, UT101727652 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-20 | 398 | 100 | 4/4 | p10 |
| 2026-10-19 | 398 | 100 | 4/4 | p14 |
| 2026-10-18 | 398 | 100 | 4/4 | p14 |
| 2026-10-17 | 398 | 100 | 4/4 | p12 |
| 2026-10-16 | 398 | 100 | 3/4 | p13 |
| 2026-10-15 | 398 | 100 | 3/4 | p17 |
| 2026-10-14 | 398 | 100 | 4/4 | p10 |
| 2026-10-13 | 398 | 100 | 3/4 | p12 |
| 2026-10-12 | 398 | 100 | 3/4 | p17 |
| 2026-10-11 | 398 | 100 | 4/4 | p10 |
| 2026-10-10 | 398 | 100 | 4/4 | p11 |
| 2026-10-09 | 398 | 100 | 3/4 | p9 |
| 2026-10-08 | 398 | 100 | 4/4 | p9 |
| 2026-10-07 | 398 | 100 | 4/4 | p9 |
Top water assets
- 76Underground Water Well — Iswell
- 74Underground Water Wells (Existing) — Iowell
- 74Underground Water Wells — Iwell
- 74Underground Water Well —well
- 74Underground Water Well — Diswell
- 74Underground Water Well — Diswell
- 74Underground Water Well — Diswell
- 74Surface Drains — Iswell
- 74Underground Water Wells (23) — Mwell
- 74Underground Water Well —well