🌿 WILD
Boiling Springs
📍 Boise NF, near Crouch, ID
🌡️ 110–140°F
Free — Boise National Forest
Open year-round; road may be impassable with heavy snowfall
⚠️ Source pools exceed 140°F — severe thermal burn risk; only soak in mixed pools downstream
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🌿 WILD
Gold Fork Hot Springs
📍 Payette NF, near Donnelly, ID
🌡️ 108–130°F
Free — Payette National Forest
Open year-round; lower road can be muddy in spring
⚠️ Upper pools exceed 130°F — stick to lower cooler pools
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🌿 WILD
Goldbug Hot Springs
📍 Salmon-Challis NF, near Salmon, ID
🌡️ 100–110°F
Free — Salmon-Challis National Forest
Best spring through fall; winter access requires snowshoes
⚠️ 1.8-mile uphill hike to reach pools — steep terrain
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🌿 WILD
Jerry Johnson Hot Springs
📍 Clearwater NF, Lochsa River, ID
🌡️ 100–112°F
Free — Clearwater National Forest
Open year-round; US-12 is a year-round route
⚠️ Test each pool temperature — varies significantly pool to pool
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🌿 WILD
Kirkham Hot Springs
📍 Boise NF, near Lowman, ID
🌡️ 108–135°F
Free — Boise National Forest
Open year-round; road accessible most of year
⚠️ Very hot source — 135°F at upper pools; always start at lower river-mixed pools
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🌿 WILD
Loftus Hot Springs
📍 Boise NF, near Garden Valley, ID
🌡️ 100–118°F
Free — Boise National Forest
Open year-round; seasonal road closures possible
⚠️ Test water temperature before entering — upper pools very hot
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🌿 WILD
Pine Flats Hot Spring
📍 Boise NF, Banks-Lowman Rd, ID
🌡️ 104–115°F
Free — Boise National Forest
Open year-round; accessible road year-round in most conditions
⚠️ Pool temperature varies with river level — test before entry
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🌿 WILD
Weir Creek Hot Springs
📍 Clearwater NF, ID-12 corridor
🌡️ 105–120°F
Free — Clearwater National Forest
Open year-round; ID-12 is a year-round highway
⚠️ Hot — test temperature carefully before soaking
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