Sulphur Works
Lassen Volcanic National Park, CA
Nature
Bubbling mud pots and steam vents right beside the park highway near the southwest entrance. It is the easiest hydrothermal stop in Lassen and stays accessible longer in the season than the higher trails.
- Nearest town
- Lassen Volcanic National Park, CA
- Category
- Nature & parks
- GPS
- 40.4485, -121.5347
Hours, fees and access change. Confirm with the operator or park before you go.
Featured in these trip guides
Nearby
Campsites nearby
- D-19Campsite6 mi from Sulphur WorksTentsDrinking waterShowersToilets
- Gurnsey Creek CampgroundCampsite11 mi from Sulphur WorksTentsCaravans
- Domingo Springs CampgroundCampsite12 mi from Sulphur WorksTentsCaravansDrinking water
- Hat Creek Resort & RV ParkMotorhome stopover15 mi from Sulphur WorksMotorhomes
- Butte Creek USDA CampgroundCampsite17 mi from Sulphur WorksFree
- Living Springs RV and LodgingMotorhome stopover17 mi from Sulphur WorksMotorhomes
All campsites in California · Campsite data: © OpenStreetMap contributors, ODbL 1.0 · Updated September 30, 2026