
Provisional Data! Subject to Revision.
![]() |
|
Download this provisional
data, subject to revision
|
|
|
water
level (in feet below land surface)
|
barometric
pressure (in millibars)
|
Back to Key Hydrologic Monitoring Sites
| Home | Current
Condition | Monitoring
Data | Volcano
Hazards |
| Photo Gallery
| Area
Maps | Geologic
History | Response
Plan |