1. BIG “7” MINE ABANDONED CHEMICALS
EMERGENCY REMOVAL

2. Former silver mine located in the Lewis & Clark National Forest in the Little Belt Mountains in Cascade County, Montana.

3. Site contains the remains of 17 abandoned structures
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4. 45 containers of unknown chemicals recovered

5. Threat of adverse impacts to human health and the environment - 40 CFR §300.415(b)(2) of the NCP
Hazardous waste (acids, solvents, PCBs)
Reactive and Explosive - WILDFIRE

6. EXPERTS

7. COORDINATION
Federal – USFS, Malmstrom AFB EOD, multiple EPA Programs (RPM, PIO)
State – Montana DEQ, Montana DEM
Local – Cascade County Sheriff’s Office, Cascade County DEM, Cascade County Public Works, Neihart VFD, Monarch VFD

8. VIDEO

9. QUESTIONS? For more information:
response.epa.gov/BigSevenMineAbandonedChemicals