Active
USGS
Castle Lake Near Mount St. Helens, WA
Current conditions
Historical trends
Hourly measurements
Detailed readings by hour, organized by day
Nearby stations
Other monitoring locations nearby
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Active 4.2 mi
Spirit Lake Tunnel Outlet Nr Spirit Lake, WA
ID: 14240311
Level: -0.05 ft -
Active 5.2 mi
Spirit Lake West At Spirit Lake, WA
ID: 14240306
Level: 3,441.49 ft -
Offline 13.7 mi
Swift Powerplant No 2 Tailwater Near Cougar, WA
ID: 14218030
Level: 79.25 ft -
Active 15.0 mi
Swift Reservoir 3.2 Mi East Of Dam Near Cougar, WA
ID: 14217599
Level: 974.00 ft
Official USGS page: https://waterdata.usgs.gov/monitoring-location/USGS-14240446/ (may include cooperator information)