Lynn Canal HUC8 19010301
A 6,084 km² sub-basin of the Alaska region in AK, CN. 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
48
Stressed
Drought index
100
Moderate
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
100%
of 3 reporting
Median flow
62%
p10 of record
Water assets
1,652
359 springs · 686 wells
USGS gauges (4)
- MENDENHALL R NR AUKE BAY AK150525001,510 cfsp9 · much below normal
- ANTLER R BL ANTLER LK NR AUKE BAY AK1505550098 cfsp10 · much below normal
- LEMON C NR JUNEAU AK15052000226 cfsp17 · below normal
- MONTANA C NR AUKE BAY AK1505280083 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 100 | 0 | 3/3 | p10 |
Top water assets
- 67Salmon Creekreservoir
- 66Lower Slate Lake Tailings Damreservoir
- 65Antler R Bl Antler Lk Nr Auke Bay Akriver
- 65Mendenhall R Nr Auke Bay Akriver
- 65Montana C Nr Auke Bay Akriver
- 65Douglas Island Damreservoir
- 63Eagle Glacierglacier
- 63Echo Glacierglacier
- 63Gilkey Glacierglacier
- 63Mendenhall Glacierglacier