Upper Skagit HUC8 17110005
A 5,206 km² sub-basin of the Pacific Northwest region in CN, WA. 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
46
Stressed
Drought index
230
Severe
Area in D2+
29.82%
0% exceptional (D4)
Gauges below normal
89%
of 9 reporting
Median flow
60%
p9 of record
Water assets
2,135
183 springs · 14 wells
USGS gauges (13)
- BIG BEAVER CREEK NEAR NEWHALEM, WA12172000111 cfsp7 · much below normal
- SKAGIT RIVER AT MARBLEMOUNT, WA121810002,200 cfsp8 · much below normal
- CASCADE RIVER AT MARBLEMOUNT, WA12182500252 cfsp8 · much below normal
- RUBY CREEK BELOW PANTHER CREEK NEAR NEWHALEM, WA12173500112 cfsp9 · much below normal
- THUNDER CREEK NEAR NEWHALEM, WA12175500402 cfsp9 · much below normal
- BACON CREEK BELOW OAKES CREEK NEAR MARBLEMOUNT, WA1217990088 cfsp10 · below normal
- SKAGIT RIVER AT NEWHALEM, WA121780002,250 cfsp18 · below normal
- BAKER RIVER AT HENRY THOMPSON BR AT CONCRETE, WA121934001,150 cfsp23 · below normal
- BAKER RIVER AB BLUM CREEK NEAR CONCRETE, WA12190400256 cfsp44 · normal
- NEWHALEM CREEK NEAR NEWHALEM, WA12178100no readingno long-term record
- NEWHALEM CREEK AT NEWHALEM, WA1217815027 cfsno long-term record
- SKAGIT RIVER ABOVE ALMA CREEK NEAR MARBLEMOUNT, WA121790002,310 cfsno long-term record
- DIOBSUD CREEK NEAR MARBLEMOUNT, WA1218050026 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 230 | 29.82 | 8/9 | p9 |
Top water assets
- 76Po — Ce S1-24982Cwrisspring
- 76Po — Ce S1-*00394Cwrisspring
- 76Po — Ce S1-*14638Cwrisspring
- 76Po — Ce S1-*16925Cwrisspring
- 76Dm Fs Ir St — Ap S1-28117spring
- 76Ds Ir Po — Ce S1-*00532Cwrisspring
- 76Ci Mi — Ce S1-*07920Cwrisspring
- 76Po — Ce S1-*16926Cwrisspring
- 76Po — Ce S1-24981Cwrisspring
- 76Po — Ce S1-*14637Cwrisspring