Alerts & Conditions


Park Closure



View webcams | View driving directions | View campgrounds

Plan a Summertime Visit

The 2018 Summer Guide is an indespensible resource for planning a summer visit.

  • The Lassen National Park Highway (30 miles of Hwy. 89 that go through the park), is open to traffic due for the summer season.
  • Check on current area highway travel delays due to construction.
  • View the Day Hiking page for details on park hiking trails.

  • The Kohm Yah-mah-nee Visitor Center (at the southwest entrance of the park) and the Loomis Museum (at the northwest entrance of the park) are open from 9 - 5 daily. See all operating hours and seasons.

  • Campgrounds operating dates vary. Check out all park campground operating dates and more information regarding camping in the park.
  • Wilderness camping requires a wilderness permit. Read more about wilderness camping in the park.

Status of Roads within the Park

Last update - 6/19/2018

Notice: Refresh your browser (hit F5) to view the most recent information.

Road Section



Lassen National Park Highway
(The portion of Highway 89 traveling 30 miles through the park.)

The park highway winds through mountainous terrain and reaches an elevation of 8,500 ft.

Butte Lake


Road is unpaved/gravel, 6 miles in length and begins off of Hwy 44.
*Four-wheel-drive vehicles may be required due to snow on the road

Warner Valley (access to Drakesbad Guest Ranch)


Road is not recommended for RVs, trailers, and low clearance vehicles. It is 17 miles in length and begins off of Hwy 36 in Chester. The last 3-mile section is unpaved/dirt.

Juniper Lake


Road is not advised for RVs, trailers or vehicles with very low clearance. The road is 13 miles long. It is paved for the first 6 miles north of Chester (Hwy 36), then rough gravel and dirt for the remaining 7 miles.


Snow Depths

Snow depths are updated when there is a significant change. Call (530) 595-4480 for the most up-to-date information.
Last updated: 6/7/18

Location Snow Depth
Mineral (5000 feet) 0 inches
Manzanita Lake (5800 feet) 0 inches
Southwest Entrance (6700 feet) 0 inches
Lassen Peak (8250 feet) patchy

Official Surveys

Statewide Snow Surveys

Lower Lassen Peak (8250 feet)
Survey Date: March 27, 2018

131.5 inches snow
53.5 inches of water content (41% density)
69% of April 1st average

View history since 1930
Manzanita Lake (5900 feet)
Survey Date: April 2, 2018
8.5 inches snow
3 inches of water content (35% density)
39% of April 1st average

Wildland Fire and Air Quality Conditions

Air quality conditions can change rapidly due to weather and other variables. Lassen Volcanic National Park staff may not be aware of these rapid changes. Please be aware of your surroundings and use the following links and phone numbers for more information.

Lassen Volcanic National Park Fire Information
Northern California Highway Information Hotline: 1-800-427-7623
California Department of Forestry and Fire Protection
Air Quality Measurements and Forecasts for Northern California


Last updated: July 19, 2018

Contact the Park

Mailing Address:

PO Box 100
Mineral, CA 96063


(530) 595-4480

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