Montana
Buying Land in Deer Lodge County, Montana
Deer Lodge County runs on a governmental structure and an environmental history found nowhere else in Montana: it merged with the City of Anaconda into a single consolidated government in the 1970s, and a large share of the county sits inside one of the largest Superfund cleanup sites in the country, still being actively remediated today.
One government, one set of rules -- but confirm the district
The 1976-77 consolidation of the City of Anaconda and Deer Lodge County into a single charter government is more than a historical curiosity -- it changes how land use is actually administered. Rather than a county planning office handling unincorporated land and a separate city office handling Anaconda proper, Anaconda-Deer Lodge County (ADLC) runs one Planning Department and one Building Inspector's office for the entire jurisdiction, and building permits are required countywide. That's a meaningfully different starting point than the patchwork-zoning, permit-optional pattern common in much of rural Montana.
That said, "one government" doesn't mean "one uniform rule everywhere." ADLC's planning framework still defines specific development districts under its Development Permit System, each with its own regulations, and the county's own documentation directs buyers to the Planning Department to get the specific zoning classification and applicable development regulations for an individual parcel before assuming what's allowed. Get that confirmation in writing before you buy, especially if you're planning any use beyond a single-family residence.
The Anaconda Smelter Superfund site: still an active cleanup
EPA placed the Anaconda Co. Smelter site on the Superfund National Priorities List in 1983, originally covering a documented area of roughly 300 square miles -- more than 6,000 acres of core contamination -- making it one of the largest Superfund sites in the country, with EPA estimating over a billion gallons of contaminated groundwater and thousands of acres of affected soil from a century of smelting and mining waste. In December 2022, a federal court entered an $83 million settlement with Atlantic Richfield Company (the successor to Anaconda Copper Mining Company) to complete remaining remedial work; EPA reported in 2023 that one specific operable unit (OU15) had all response work complete and was deleted from the NPL, but as of this review's access date, work remained ongoing on residential yards in Anaconda and Opportunity and on upland soil remediation.
For a land buyer, the practical takeaway is not that the entire county is uninhabitable or unbuildable -- EPA's own public messaging describes Anaconda as "thriving" after decades of cleanup, and much of the community lives and builds normally within the site boundary. The practical takeaway is that Superfund status is genuinely parcel-relevant here in a way it isn't almost anywhere else in Montana: ask specifically which operable unit (if any) a parcel falls within and its current remediation status, before assuming a listing's silence on the subject means there's nothing to check. Many parcels also carry recorded restrictive covenants tied to the site's institutional controls -- see this page's deed-restrictions guide for what those can actually require of a buyer.
Domestic wells: the county's own overlay and monitoring program
Because groundwater contamination is part of the documented Superfund history here, Anaconda-Deer Lodge County maintains its own Community Protective Measures Program specifically to address residential well water, homes, and yards affected by smelter-related contamination -- including a defined "Superfund Domestic Well Overlay" area. Residents (and by extension, buyers) inside that overlay can request well-water sampling information and historical results directly from the program.
This sits alongside, not instead of, the general well-permitting and DNRC groundwater rules described on the Montana state hub. If you're evaluating a parcel that has or would need a private well, ask two separate questions: whether the parcel is inside the state-defined controlled groundwater area (a DNRC question) and whether it's inside the county's Superfund Domestic Well Overlay (a county Community Protective Measures Program question) -- they are not the same thing, and only the second is specific to Deer Lodge County's Superfund history.
Who to Call Before Buying Land in Deer Lodge County
This county illustrates a genuine Montana pattern directly: septic and well permitting is not handled by a standalone Deer Lodge County department but by Tri-County Environmental Health, a sanitarian office shared with Powell County. A direct phone number for the Planning Department and Building Inspector's front desk could not be independently confirmed as of this review -- contact them through the county website links above or the Clerk & Recorder's office at (406) 563-4060 to be routed correctly. EPA's Anaconda Co. Smelter Superfund site profile (linked in sources) is the authoritative source for a given parcel's operable-unit status; the county's own Superfund page is a secondary, more buyer-facing resource.
Planning & Zoning
Anaconda-Deer Lodge County Planning Department
Confirming a parcel's development district, permitted uses, and applicable regulations under the county's consolidated Development Permit System.
Building & Permitting
Anaconda-Deer Lodge County Building Inspector
Building permits, which are required countywide; also handles road addressing/naming for the 911 system.
Septic / Onsite Wastewater
Tri-County Environmental Health (Anaconda-Deer Lodge / Powell County)
Septic and well permitting for Anaconda-Deer Lodge County -- a sanitarian office shared with Powell County.
Environmental Health
Community Protective Measures Program
Residential well-water sampling and historical results within the Superfund Domestic Well Overlay area, and general Superfund-related homeowner and buyer questions.
Recorder / Clerk / Land Records
Anaconda-Deer Lodge County Clerk & Recorder
Recorded deeds, easements, and plat history for a specific parcel.
GIS / Parcel Records
Anaconda-Deer Lodge County GIS / Maps & Data
Pulling a specific parcel's boundaries, ownership, and development-district information.
Want to know if this specific parcel actually works?
Tell us what you're looking at and we'll connect you with a local land specialist who can help you sanity-check it before you go further.
Get local guidanceTopics Specific to Deer Lodge County
Sources
- Anaconda-Deer Lodge, Montana — Advisory Council on Historic Preservation (accessed 2026-09)
- County Commission — Anaconda-Deer Lodge County, Montana Government (accessed 2026-09)
- ANACONDA CO. SMELTER | Superfund Site Profile — U.S. Environmental Protection Agency (accessed 2026-09)
- Anaconda, Montana now thriving after more than three decades of clean-up efforts by EPA, State, businesses, and the community — U.S. Environmental Protection Agency (accessed 2026-09)
- Portion of Anaconda Superfund site taken off EPA's National Priorities List — KXLF (accessed 2026-09)
- Atlantic Richfield Company Agrees to Complete Multimillion-Dollar Cleanup of the Anaconda Smelter Superfund Site — U.S. Department of Justice (accessed 2026-09)
- Planning Department — Anaconda-Deer Lodge County, Montana Government (accessed 2026-09)
- Building Inspector — Anaconda-Deer Lodge County, Montana Government (accessed 2026-09)
- Septic Systems / Wells — Anaconda-Deer Lodge County, Montana Government (accessed 2026-09)
- Community Protective Measures Program — Anaconda-Deer Lodge County, Montana Government (accessed 2026-09)
- Clerk & Recorder — Anaconda-Deer Lodge County, Montana Government (accessed 2026-09)
Last reviewed 2026-09