Region 3: East-Central Idaho
Cities: Challis, Salmon
Blackfoot Area Hot Springs
- Blackfoot Reservoir
- Blackfoot Reservoir II
- Blackfoot River
Challis Area Hot Springs
- Barney WS [SM] [FALL] (R)
- Triple Creek/Foster Ranch #1 [SM] [FALL] (M)
- Unknown HS [SM] [FALL] (M)
- Lower Loon [SM] [FALL] (M)
- Shower Bath [SM] [FALL] (M)
- Warm Springs Creek (Sitz Bath) [SM] [FALL] (M)
Dubois Area Hot Springs
- Warm Springs Creek
Middle Fork Salmon River - Frank Church River of No Return Wilderness
- Lost Creek [SM] [FALL] (M)
- Henry WS [SM] [FALL] (M)
- Hood Ranch [SM] [FALL] (M)
- Hospital Bar [SM] [FALL] (M)
- Middle Fork Indian Creek [SM] [FALL] (M)
- Mormon Ranch (Cold Springs Creek) [SM] [FALL] (M)
- Pistol Creek [SM] [FALL] (M)
- Sunflower Flats [SM] [FALL] (M)
- Thomas Creek Ranch [SM] [FALL] (M)
- Whitey Cox [SM] [FALL] (M)
North Fork Area Hot Springs
- Cronk's Canyon (Royal Gorge) [SM] [FALL] (R)
Salmon Area Hot Springs
- Goldbug [ALL] (H)
Shoup Area Hot Springs
- Barth [SM] [FALL] (M)
- Horse Creek [SM] [FALL] (R)
- Owl Creek [SM] [FALL] (H)
- Panther (Big Creek) [SM] [FALL] (R)
Tendoy Area Hot Springs
- Sharkey (Tendoy) [ALL] (R)
- Sharkey II (Lewis & Clark) [ALL] (R)
Know of a hot springs not on the above list?