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Montana Septic Records & Permits

Search septic permits, as-built drawings and pumping reports filed with county environmental health departments across Montana. Each record links to the county’s official document.

State agency: Montana Department of Environmental Quality (DEQ) - Subsurface Wastewater Governing rule: ARM Title 17, Chapter 36
56 Counties in Montana
4 With instant permit search
50 ft Required well setback
62,173 Verified permits online

Select a county in Montana

4 with instant search • 56 counties total
County Access Type Action
Gallatin County LIVE DATABASE
Gallatin County Environmental Health Department
Instant Search (19,665)
Search Permits
Lewis and Clark Public Health - Environmental Services
Instant Search (30,942)
Search Permits
Lincoln County LIVE DATABASE
Lincoln County Environmental Health Department
Instant Search (10,626)
Search Permits
Yellowstone County LIVE DATABASE
Yellowstone County Environmental Health Department
Instant Search (940)
Search Permits

Counties Available by Public Records Request / Portal

52 counties
County Records Availability Action
Beaverhead County Beaverhead County Environmental Health Department
By Public Request
Permits
Big Horn County Big Horn County Environmental Health Department
By Public Request
Permits
Blaine County Blaine County Environmental Health Department
By Public Request
Permits
Broadwater County Broadwater County Environmental Health Department
By Public Request
Permits
Carbon County Carbon County Environmental Health Department
By Public Request
Permits
Carter County Carter County Environmental Health Department
By Public Request
Permits
Cascade County Cascade County Environmental Health Department
By Public Request
Permits
Chouteau County Chouteau County Environmental Health Department
By Public Request
Permits
Custer County Custer County Environmental Health Department
By Public Request
Permits
Daniels County Daniels County Environmental Health Department
By Public Request
Permits
Dawson County Dawson County Environmental Health Department
By Public Request
Permits
Deer Lodge County Deer Lodge County Environmental Health Department
By Public Request
Permits
Fallon County Fallon County Environmental Health Department
By Public Request
Permits
Fergus County Fergus County Environmental Health Department
By Public Request
Permits
Flathead County Flathead County Environmental Health Department
By Public Request
Permits
Garfield County Garfield County Environmental Health Department
By Public Request
Permits
Glacier County Glacier County Environmental Health Department
By Public Request
Permits
Golden Valley County Golden Valley County Environmental Health Department
By Public Request
Permits
Granite County Granite County Environmental Health Department
By Public Request
Permits
Hill County Hill County Environmental Health Department
By Public Request
Permits
Jefferson County Jefferson County Environmental Health Department
By Public Request
Permits
Judith Basin County Judith Basin County Environmental Health Department
By Public Request
Permits
Lake County Lake County Environmental Health Department
By Public Request
Permits
Liberty County Liberty County Environmental Health Department
By Public Request
Permits
Madison County Madison County Environmental Health Department
By Public Request
Permits
McCone County McCone County Environmental Health Department
By Public Request
Permits
Meagher County Meagher County Environmental Health Department
By Public Request
Permits
Mineral County Mineral County Environmental Health Department
By Public Request
Permits
Missoula County Missoula County Environmental Health Department
By Public Request
Permits
Musselshell County Musselshell County Environmental Health Department
By Public Request
Permits
Park County Park County Environmental Health Department
By Public Request
Permits
Petroleum County Petroleum County Environmental Health Department
By Public Request
Permits
Phillips County Phillips County Environmental Health Department
By Public Request
Permits
Pondera County Pondera County Environmental Health Department
By Public Request
Permits
Powder River County Powder River County Environmental Health Department
By Public Request
Permits
Powell County Powell County Environmental Health Department
By Public Request
Permits
Prairie County Prairie County Environmental Health Department
By Public Request
Permits
Ravalli County Ravalli County Environmental Health Department
By Public Request
Permits
Richland County Richland County Environmental Health Department
By Public Request
Permits
Roosevelt County Roosevelt County Environmental Health Department
By Public Request
Permits
Rosebud County Rosebud County Environmental Health Department
By Public Request
Permits
Sanders County Sanders County Environmental Health Department
By Public Request
Permits
Sheridan County Sheridan County Environmental Health Department
By Public Request
Permits
Silver Bow County Silver Bow County Environmental Health Department
By Public Request
Permits
Stillwater County Stillwater County Environmental Health Department
By Public Request
Permits
Sweet Grass County Sweet Grass County Environmental Health Department
By Public Request
Permits
Teton County Teton County Environmental Health Department
By Public Request
Permits
Toole County Toole County Environmental Health Department
By Public Request
Permits
Treasure County Treasure County Environmental Health Department
By Public Request
Permits
Valley County Valley County Environmental Health Department
By Public Request
Permits
Wheatland County Wheatland County Environmental Health Department
By Public Request
Permits
Wibaux County Wibaux County Environmental Health Department
By Public Request
Permits

Montana Septic Rules & Setback Standards

All subsurface sewage disposal systems in Montana are governed by ARM Title 17, Chapter 36. Authorized systems must maintain strict minimum horizontal clearance:

Private Drinking Well
50 feet min.
Property Line
10 feet min.
House Foundation
10 feet min.
Water Body / Stream
50 feet min.