Bolthole Index county-legal census · checked 2026-10-10
Septic permitting in Michigan is mixed: 30 counties use county health departments, 0 go through a state agency, and 53 through regional districts.Every entry below names the approving authority for that county, cited to the authority’s own page.
Septic rules change and some cities run their own programs — treat this as a verified starting point, not legal advice. All states → Full Michigan profile →
83 counties · mixed — varies by county · permit status scouted for 50
District Health Department No. 2
District Health Department No. 2 ↗LMAS District Health Department (Luce-Mackinac-Alger-Schoolcraft)
LMAS District Health Department - Sewage Disposal ↗Allegan County Health Department, Environmental Health Division
Allegan County Water and Sewage Regulations ↗District Health Department No. 4
District Health Department No. 4 - Permits & Applications ↗Health Department of Northwest Michigan (District Sanitary Code — Antrim, Charlevoix, Emmet, Otsego)
Health Department of Northwest Michigan — Sewage Systems ↗Central Michigan District Health Department (CMDHD), under Michigan EGLE
Arenac County MI - Building Department ↗Western Upper Peninsula Health Department (Environmental Health Division)
Western UP Health Department - On-Site Sewage Program ↗Barry-Eaton District Health Department (Environmental Health)
Barry-Eaton District Health Department - Residential Property Development (Well/Septic) ↗Bay County Health Department, Environmental Health Division
Well and Septic Information ↗Benzie-Leelanau District Health Department, Environmental Health Division
Benzie-Leelanau District Health Department - On-Site Sewage Program ↗Berrien County Health Department
On-Site Septic ↗Branch-Hillsdale-St. Joseph Community Health Agency (under Michigan EGLE / Public Health Code)
Branch-Hillsdale-St. Joseph Community Health Agency — Sewage Disposal Systems ↗Calhoun County Public Health Department, Environmental Public Health
Well & Septic ↗Van Buren/Cass District Health Department, Environmental Health
Van Buren/Cass District Health Department - Environmental Health ↗Health Department of Northwest Michigan
Health Department of Northwest Michigan Sewage Systems ↗District Health Department No. 4 (Alpena, Cheboygan, Montmorency, Presque Isle) under Michigan EGLE
District Health Department No. 4 Sanitary Code ↗Chippewa County Health Department - Environmental Health Division
Onsite Sewage Applications ↗Central Michigan District Health Department (CMDHD)
Central Michigan District Health Department - Sewage Systems ↗Mid-Michigan District Health Department
Mid-Michigan District Health Department - Well & Septic ↗District Health Department #10
District Health Department #10 - Residential Well & Septic ↗Public Health, Delta & Menominee Counties (Environmental Health)
Public Health Delta & Menominee Counties On-Site Sewage ↗Dickinson-Iron District Health Department
Dickinson-Iron District Health Department ↗Barry-Eaton District Health Department
Barry-Eaton District Health Department - On-Site Sewage Systems ↗Health Department of Northwest Michigan (District Sanitary Code, Antrim/Charlevoix/Emmet/Otsego)
Health Department of Northwest Michigan - Sewage Systems ↗Genesee County Health Department, Environmental Health Division
Septic: GCHD Environmental Health Program ↗Central Michigan District Health Department (CMDHD)
Central Michigan District Health Department — Sewage Systems ↗Western Upper Peninsula Health Department
Western Upper Peninsula Health Department - Sewage System Permitting ↗Grand Traverse County Health Department, Environmental Health Division
On-Site Septic Systems ↗Mid-Michigan District Health Department
Gratiot County, MI - Requirements for Obtaining Building Permits ↗Branch-Hillsdale-St. Joseph Community Health Agency (Environmental Health)
Branch-Hillsdale-St. Joseph Community Health Agency Sewage Disposal Systems ↗Western Upper Peninsula Health Department
Western Upper Peninsula Health Department On-Site Sewage Program ↗Huron County Health Department - Environmental Health Division
Well & Septic | Huron County Health Department ↗Ingham County Health Department, Environmental Health Division
Environmental Health ↗Ionia County Health Department, Environmental Health Division
Environmental Health – Ionia County ↗District Health Department No. 2 (DHD2)
District Health Department No. 2 - Onsite Sewage ↗Dickinson-Iron District Health Department, Environmental Health Division
Dickinson-Iron District Health Department (Environmental Health) ↗Central Michigan District Health Department (CMDHD)
Central Michigan District Health Department - Sewage Systems ↗Jackson County Health Department (Environmental Health Services)
Jackson County - Permits Well & Septic ↗Kalamazoo County Health & Community Services, Environmental Health
Sewage Treatment | Kalamazoo County, MI ↗District Health Department #10
District Health Department #10 - Well & Septic ↗Kent County Health Department, Environmental Health Division
Septic & Well | Kent County, MI ↗Western Upper Peninsula Health Department
Western Upper Peninsula Health Department - About Us ↗District Health Department #10 (DHD#10), under Michigan EGLE
District Health Department #10 - Residential Well & Septic ↗Lapeer County Health Department, Environmental Health Division (under Michigan EGLE)
Lapeer County Health Department - Septic Application Permit ↗Benzie-Leelanau District Health Department, Environmental Health Division
Benzie-Leelanau District Health Department - On-Site Sewage Program ↗Lenawee County Health Department, Environmental Health Division
Sewage Disposal Program | Lenawee County, MI ↗Livingston County Health Department, Environmental Health Division
Septic Permits - Livingston County, MI ↗LMAS District Health Department
LMAS District Health Department - Sewage Disposal ↗LMAS District Health Department
LMAS District Health Department - Sewage Disposal ↗Macomb County Health Department - Environmental Health Services (Onsite Sewage Disposal)
EH Services Portal ↗District Health Department #10 (DHD#10)
District Health Department #10 - Residential Well & Septic ↗Marquette County Health Department, Environmental Health Division
The Upper Peninsula Environmental Health Code ↗District Health Department No. 10 (DHD#10)
District Health Department No. 10 - Residential Well & Septic ↗District Health Department #10 (Michigan EGLE)
District Health Department #10 - Residential Well & Septic ↗Public Health, Delta & Menominee Counties (Environmental Health)
Public Health, Delta & Menominee Counties - On-Site Sewage ↗Midland County Department of Public Health (Environmental Health)
Environmental Health ↗District Health Department #10
District Health Department #10 - Missaukee County ↗Monroe County Health Department, Environmental Health Division
Onsite Sewage Disposal ↗Mid-Michigan District Health Department
Mid-Michigan District Health Department - Well & Septic ↗District Health Department No. 4
District Health Department No. 4 Sanitary Code ↗Muskegon County Public Health Department - Environmental Health (Health Officer)
Muskegon County Sanitary Code Regulations ↗District Health Department #10, Environmental Health (Newaygo County office)
District Health Department #10 - Residential Well & Septic ↗Oakland County Health Division, Environmental Health Services
Onsite Sewage Disposal System (Septic) ↗District 10 Health Department
Oceana County — So You Want To Build permit checklist ↗District Health Department No. 2
District Health Department No. 2 - Environmental Health ↗Western Upper Peninsula Health Department (Environmental Health)
Western Upper Peninsula Health Department - On-Site Sewage Program ↗Central Michigan District Health Department
Central Michigan District Health Department - Sewage Systems ↗District Health Department No. 2 (DHD2)
District Health Department No. 2 - Environmental Health Regulations (Oscoda/Alcona/Ogemaw) ↗Health Department of Northwest Michigan (District Sanitary Code serving Antrim, Charlevoix, Emmet, and Otsego Counties)
Health Department of Northwest Michigan - Sewage Systems ↗Ottawa County Department of Public Health, Environmental Health Division
Ottawa County Environmental Health Regulations ↗District Health Department No. 4 (DHD4)
District Health Department No. 4 - Sanitary Code ↗Central Michigan District Health Department (CMDHD)
Central Michigan District Health Department - Sewage Systems ↗Saginaw County Health Department (Environmental Health Division)
Saginaw County Environmental Health Code ↗Sanilac County Health Department (Environmental Health Division)
sanilachealth.com ↗LMAS District Health Department (Luce, Mackinac, Alger, Schoolcraft)
LMAS District Health Department - Sewage Disposal ↗Shiawassee County Health Department - Environmental Health Division
Shiawassee County Health Department - Environmental Health ↗St. Clair County Health Department, Environmental Health Division
On-Site Sewage Disposal Systems ↗Branch-Hillsdale-St. Joseph Community Health Agency (Environmental Health)
Branch-Hillsdale-St. Joseph Community Health Agency - Sewage Disposal Systems ↗Tuscola County Health Department
Wells and Septic - Tuscola County Health Department ↗Van Buren/Cass District Health Department (Environmental Health)
Van Buren/Cass District Health Department - Environmental Health ↗Washtenaw County Department of Public Health, Environmental Health Division
Installing a Septic System in Washtenaw County ↗Wayne County Health Department - Environmental Health
Septic/Onsite Sewage ↗District Health Department No. 10 (Wexford County office) under Michigan EGLE
Wexford County MI Building Department (District #10 Health Department) ↗Every county here has a full profile — its index score, water, land prices, and the rest of its building rules. See the Michigan state page for all counties ranked, or the national septic guide.
Off-grid gear
Before the Michigan septic office sees a parcel, you can test it yourself. What we'd bring:
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General guidance, not legal advice. Off-grid, building, and land-use rules are often set at the county level and change often. Verify with your county and state before acting. Data reviewed 2026-06-26.
