Big Therriault Lake Campground
This is how it should work.
- Right now
- OpenInside the published season, our reading
- Season
- June 1Opens June 1. No closing date published.
The place
the agency’s own description · what’s there
In the agency’s own words
The Big Therriault Lake campground is located 12.5 air miles from Fortine. The campground has 10 campsite, including one host site, with tables, fire rings and able to accomodate up to a 32' rv. Amenities include potable water, vault toilets, food storage boxes and boat ramp developed for small boats.
Facilities
- Toilets
- Vault Toilets
- “…32' rv. Amenities include potable water, vault toilets, food storage boxes and boat ramp developed for…”
- Drinking water
- Yes
- “…up to a 32' rv. Amenities include potable water, vault toilets, food storage boxes and boat ramp…”
- Boat ramp
- Yes
Around the campground
- On the water
- Lake
- Boating
- Fishing
Nothing to book, just show up
One of 1,623 federal campgrounds where the site still goes to whoever pulls in first. Get there before noon on a summer weekend.
recreation.gov publishes no availability for a campground you can’t reserve, so there’s no thirty-night reading to draw here. The season bar above is what the agency does publish.
Every line of the receipt · 3
What you actually pay
How we know this receipt · 4
rules read Sep 7, 2026 · record Aug 23, 2026 · How we know all this
Getting there
the map and the coordinate
Where it is
Rexford BenchKootenai National Forest · 13 miThe weather
the next four days
Next four days, and the thirty-year normal
Forecast
NWS forecast for Indian Springs, MT
The land, and who answers for it
what threatens it · who answers for it
Roadless country, and what’s coming for it
You’re camping on ground somebody wants. We track the threats and the comment deadlines.
Who answers for this land

Big Therriault Lake Campground is in Montana’s 1st congressional district. Its representative, Ryan Zinke (R), votes on the laws that decide what happens to this land. Public-lands grade so far: F. See every public-lands vote →