190°F6,005 ftOpenShort WalkNational Park ServiceCamping nearby (0.6 mi)
Very Hot Source — Use Extreme Caution
At 190°F, the source water at Boiling Springs Lake is hot enough to cause burns. Some hot springs this hot have cooler side pools or downstream areas suitable for soaking — always test the water temperature before entering.
Image via Wikidata
Boiling Springs Lake reaches a scalding 190°F within Lassen Volcanic National Park at 6,005 feet elevation, making it one of the park's most spectacular geothermal features. National Park Service management ensures permanent protection in its natural state with year-round public access.
The approach traverses a short 3,200-foot walk from Lassen Peak Highway through alpine forest to reach this dramatic thermal lake. The landscape transforms progressively as elevation increases—transitioning from mixed conifer forest to higher-altitude vegetation adapted to severe winters. Upon arrival, brilliant blue water contrasts strikingly with the pale mineral deposits surrounding the lake margin, creating a lunar-like thermal basin.
History of Boiling Springs Lake
This geothermal feature exemplifies Lassen's active volcanic heritage, formed by the same deep crustal processes that created the park's 300 active volcanic domes. The lake's extreme temperature reflects direct connection to subsurface heat sources beneath the park, while mineral composition and color variations document ongoing hydrothermal circulation.
The short walk makes this accessible to most fitness levels, though high elevation (6,005 feet) and alpine conditions require preparation. Plan visits from late June through September when snow clears; winter access is severely restricted. Stay on marked trails—the surrounding geothermal features are fragile and dangerous.
Is Boiling Springs Lake worth visiting?
Best for
Observing powerful hot springs
Overnight camping trips
Not ideal for
Casual soaking
Boiling Springs Lake is well suited for observing powerful hot springs and overnight camping trips.
Monthly Climate
31°Jan
31°Feb
34°Mar
39°Apr
48°May
59°Jun
67°Jul
67°Aug
60°Sep
48°Oct
37°Nov
30°Dec
Annual Precip: 46.7 inAnnual Snow: 202.7 in
Best Time to Visit
DecemberAir 30°F · Water 190°F · +160° contrast
JanuaryAir 31°F · Water 190°F · +159° contrast
FebruaryAir 31°F · Water 190°F · +159° contrast
December offers 37°F more contrast than July
Nearby Camping
Warner Valley Campground0.6 mi away
Overview
Warner Valley campground is a limited development facility in the south eastern area of the park. It has vault toilets and potable water spigots. Numerous trails can be accessed from the campground.
Recreation
Hiking trails accessible from the campground
Facilities
Vault toilets - seasonal
Natural Features
Lassen Volcanic national park is known for its volcanic history, as well as its diversity of plants and animals. It contains 300 active volcanic domes, as well as many hydrotherma...
What is the water temperature at Boiling Springs Lake?
Boiling Springs Lake has a water temperature of 190°F (88°C). This is considered a hot spring, well above body temperature.
Where is Boiling Springs Lake located?
Boiling Springs Lake is located in Plumas County, California at 6,005 feet elevation, near Chester. Coordinates: 40.4340°N, 121.3990°W.
How do I get to Boiling Springs Lake?
Boiling Springs Lake has Short Walk road access (0.6 mi from the road).
Is Boiling Springs Lake free to visit?
Boiling Springs Lake has Open access. It is managed by National Park Service.
Can I camp near Boiling Springs Lake?
Yes, Warner Valley Campground is located nearby (0.6 miles away).
Is it safe to soak at Boiling Springs Lake?
The water at Boiling Springs Lake reaches 190°F, which can cause severe burns. Do not enter the source pool directly — look for cooled side pools or downstream areas where the water has cooled to a safe temperature. Always tell someone your plans before visiting remote hot springs.
Is Boiling Springs Lake crowded?
Boiling Springs Lake sees varying levels of visitors depending on the season and day of the week.
What should I bring to Boiling Springs Lake?
Essentials for Boiling Springs Lake: swimsuit, towel, water bottle, camping gear, a trash bag to pack out what you pack in. The water is over 110°F — test the temperature before entering and watch for scalding near the source.
