Fumaroles Like Big Boiler
Devil's Kitchen
Mudpot
7.36
Good
Bumpass Hell fumaroles
Fumarole
6.95
Fair
Pilot Pinnacle
Fumarole
6.62
Fair
Terminal Geyser
Fumarole
6.49
Fair
Sulfur Works fumaroles
Fumarole
6.30
Fair
Little Hot Springs Valley
Fumarole
6.29
Fair
Pilot Pinnacle fumaroles
Fumarole
5.45
Mediocre
Halemaʻumaʻu fumaroles (Kīlauea)
Fumarole
8.56
Great
Sulfur Banks (Kīlauea)
Fumarole
8.00
Great
Sherman Crater fumaroles
Fumarole
7.74
Good
Pu'u 'Ō'ō fumaroles
Fumarole
7.73
Good
Lāhikmanu fumaroles (Kīlauea)
Fumarole
7.73
Good
Roaring Mountain
Fumarole
7.53
Good
Black Growler fumarole
Fumarole
7.50
Good
Mount St. Helens crater fumaroles
Fumarole
7.47
Good
Mount Rainier summit fumaroles
Fumarole
7.43
Good
Sherman Crater fumarole field
Fumarole
7.12
Good
Dorr Fumarole
Fumarole
6.88
Fair
Mauna Loa summit fumaroles
Fumarole
6.81
Fair
Mammoth Mountain fumarole
Fumarole
6.55
Fair
Roaring Mountain fumaroles
Fumarole
6.39
Fair
Black Growler Steam Vent
Fumarole
6.24
Fair
Hot Spring Basin
Fumarole
6.03
Fair
Senator Fumaroles
Fumarole
5.47
Mediocre
