0
1
2
TIMBERLINE
Meters per day
TOUTLE
Goat West,
Goat Saddle,
Goat Rock
?
Toe
Windy
Pass
Sugar West, Sugar East
Sugar Bowl
Loowit
Goat Snow
NW Dome
Dogs Head
North Point
West Ridge
Bulge
Summit crater
N
South Ridge
BUTTE CAMP
0
1
2 Kilometers
VOLCANO DEFORMATION–
Geodetic Monitoring Techniques
By Daniel Dzurisin
U.S. Geological Survey graphics