Experimental Breeder Reactor-I Atomic Museum near Arco preserves the reactor that first generated usable nuclear electricity. Its published 2026 public season has ended.
Plan your visit
US Highway 20/26, Arco, Idaho 83213
- Admission
- Free during the public season; no reservation required
- Hours
- 2026 regular season ended after Labor Day; future dates unannounced
- Parking
- Off-street parking
- Restrooms
- Confirm facilities for any arranged visit
- Access
- Ask about access to individual historic exhibit areas
- Setting
- Indoor
Photos have not been added to this listing yet.
🌳 Amenities & Features
- ⚛️ Historic reactor exhibits
- 🎛️ Original control-room equipment
- 💡 Nuclear-energy interpretation
- 🚶 Guided and self-guided tours during the season
- 💻 Virtual tours
💡 Good to Know
- INL announced daily 9 a.m.–5 p.m. visiting from May 22 through Labor Day in 2026. Do not assume regular public access after that season.
- Call INL Tours at 208-526-0050 for any off-season arrangements or future opening dates. Virtual options are available on the official site.
Official information · 2026 season announcement
Listing review date: 2026-10-15