Lower Copper River HUC8 19020104
A 13,907 km² sub-basin of the Alaska region in AK. 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
78
Healthy
Drought index
0
None
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
0%
of 2 reporting
Median flow
219%
p75 of record
Water assets
2,635
39 springs · 51 wells
USGS gauges (2)
- GLACIER R TRIB NR CORDOVA AK1521590026 cfsp70 · normal
- COPPER R AT MILLION DOLLAR BRIDGE NR CORDOVA AK1521400053,000 cfsp79 · above normal
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-10-18 | 0 | 0 | 0/2 | p75 |
| 2026-10-17 | 0 | 0 | 0/2 | p78 |
| 2026-10-16 | 0 | 0 | 0/2 | p71 |
| 2026-10-15 | 0 | 0 | 0/2 | p78 |
| 2026-10-14 | 0 | 0 | 0/2 | p83 |
| 2026-10-13 | 0 | 0 | 0/2 | p72 |
| 2026-10-12 | 0 | 0 | 0/2 | p78 |
| 2026-10-11 | 0 | 0 | 1/2 | p40 |
| 2026-10-10 | 0 | 0 | 1/2 | p43 |
| 2026-10-09 | 0 | 0 | 0/2 | p56 |
| 2026-10-08 | 0 | 0 | 0/2 | p78 |
| 2026-10-07 | 0 | 0 | 0/2 | p79 |
| 2026-10-06 | 0 | 0 | 0/2 | p78 |
| 2026-10-05 | 0 | 0 | 0/2 | p69 |
Top water assets
- 63Alaska Glacier 14163glacier
- 63Alaska Glacier 13457glacier
- 63Middle Fork Lobe Bremner Glacierglacier
- 63Alaska Glacier 23640glacier
- 63North Fork Lobe Bremner Glacierglacier
- 63Alaska Glacier 14170glacier
- 63Van Cleve Glacierglacier
- 63Allen Glacierglacier
- 63Marshall Glacierglacier
- 63Sherman Glacierglacier