Bolthole Index county-legal census · checked 2026-10-10
Septic permitting in Indiana is handled at the county level — county health departments approve systems in 85 of 92 counties.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 Indiana profile →
92 counties · county health departments · permit status scouted for 86
Adams County Health Department, Environmental Health Division
Adams County Environmental Health ↗Allen County Department of Health (Environmental Services / Pollution Control)
allencounty.in.gov ↗Bartholomew County Health Department, Environmental Health Division
Onsite Sewage System ↗Benton County Health Department
Benton County Permits ↗Blackford County Board of Health / County Health Department
Blackford County Health Department About ↗Boone County Health Department - Environmental Health Division (under Indiana Dept. of Health Rule 410 IAC 6-8.3)
Waste Water - Boone County, Indiana ↗Brown County Health Department, Environmental Health Division
Brown County: Septic & Waste Water ↗Carroll County Health Department (Environmental Health Division)
Carroll County Environmental Health ↗Cass County Health Department, Environmental Public Health
Cass County Health Department Homeowner’s OSS Check List ↗Clark County Health Department (Environmental Health)
Clark County Indiana Septic Systems ↗Clay County Health Department (Indiana)
Septic System Permit Procedure ↗Clinton County Health Department
Clinton County Health Department (IN) ↗Crawford County Health Department
Crawford County Health Department: Home ↗Daviess County Health Department, Environmental Health Services
Septic System Information ↗Dearborn County Health Department
Dearborn County Health Department Environmental Health ↗Decatur County Health Department (Environmental Health), under Indiana Department of Health
Decatur County: Environmental Health ↗DeKalb County Health Department (Environmental Health)
Environmental Health / DeKalb County, Indiana ↗Delaware County Health Department, Environmental Public Health Division
Delaware County Health Department - Onsite Sewage Systems ↗Dubois County Health Department (Environmental Health)
Environmental Health ↗Elkhart County Health Department (Environmental Health)
Septic Permits - Elkhart County Health Department ↗Fayette County Health Department
Registrar — Services and Schedule of Fees ↗Floyd County Health Department
Floyd County Building Permit Processes ↗Fountain County Department of Health
Fountain County: Septic Systems ↗Franklin County Health Department (Environmental Health) under Indiana Dept of Health, 410 IAC 6-8.3
Franklin County: Enviromental Health ↗Fulton County Health Department (Environmental Health), under Indiana Department of Health
Environmental Health ↗Gibson County Health Department
Gibson County: Septic Information ↗Grant County Health Department
Grant County: Environmental Division ↗Greene County Health Department
410 IAC 6-8.3 Residential Onsite Sewage Systems ↗Hamilton County Health Department, On-Site Sewage Disposal Program
On-Site Sewage Disposal Program ↗Hancock County Health Department (Environmental Health)
Environmental Health ↗Harrison County Health Department, Environmental Health
Harrison County Environmental Health: Septic Systems ↗Hendricks County Health Department, Environmental Health Division
Hendricks County - Onsite Sewage Systems ↗Henry County Health Department
Henry County Building/Zoning Permit Application ↗Howard County Health Department - Environmental Health
Howard County: On-Site Sewage Systems ↗Huntington County Health Department (Environmental Sanitarian / Onsite Sewage), under IDOH 410 IAC 6-8.3
Huntington County: Septic ↗Jackson County Health Department, Environmental Health
Jackson County Indiana Health Department - Environmental ↗Jasper County Health Department - Environmental Health
Jasper County: Environmental Health ↗Jay County Health Department
Jay County IN - Departments (Health Department) ↗Jefferson County Health Department, Environmental Health
Jefferson County, IN — Health Department ↗Jennings County Health Department, Public Health Septic Division
Jennings County: Permit Steps ↗Johnson County Health Department
Johnson County Health Department - Onsite Septic ↗Knox County Health Department (Environmental Health / Onsite Sewage), under the Indiana Department of Health Onsite Sewage Systems Program
Health Department | Knox County, Indiana ↗Kosciusko County Health Department (Environmental Health Services)
Kosciusko County: Septic & Well Systems ↗LaGrange County Health Department (Environmental Health Division)
Septic Information | LaGrange County Health Department ↗Lake County Health Department, Environmental Health Division
Residential On-Site Waste Water Disposal Systems ↗LaPorte County Health Department, Environmental Health Services (Septic Division)
LaPorte County: Septic Division ↗Lawrence County Health Department, Environmental Health Division
Environmental Health | Lawrence County, IN ↗Madison County Health Department, Environmental Division
Environmental Public Health: Onsite Sewage Systems Program ↗Marion County Public Health Department (Health and Hospital Corporation) - Onsite Sewage Systems Program
Onsite Sewage (Septic) Systems Program ↗Marshall County Health Department
Marshall County Health Department: Onsite Sewage Systems - Septic System ↗Martin County Health Department (Environmental Specialist)
Martin County: Health Department ↗Miami County Health Department, Environmental Health (Miami County Health Office)
On-site Sewage Disposal of Miami County Ordinance ↗Monroe County Health Department (Wastewater Section)
Monroe County Ordinance Chapter 365 ↗Montgomery County Health Department
Proper Steps for Septic Installation Permits ↗Morgan County Health Department - Environmental Health (Septic Division)
Morgan County: Septic Division ↗Newton County Health Department (under Indiana State Department of Health)
Newton County Health Dept. Home ↗Noble County Health Department
Noble County: Septic and Wastewater ↗Ohio County Health Department
Ohio County, IN - Official Website (Health Dept) ↗Orange County Health Department (Indiana), Environmental/Sanitation (under Indiana Dept of Health)
Orange County: Sanitation ↗Owen County Health Department (Indiana), under Indiana Department of Health
Environmental Public Health: Onsite Sewage Systems Program ↗Parke County Health Department (under Indiana Department of Health)
Parke County, Indiana: Health Department ↗Perry County Health Department (Environmental Health / Sanitarian)
Sewage – Perry County Health Department ↗Pike County Health Department (Environmental Health)
Pike County, IN - Environmental Health ↗Porter County Health Department, Environmental Division
Porter County: Well & Septic Permits ↗Posey County Health Department
Building Commissioner’s Office ↗Putnam County Health Department, Environmental Division
Putnam County: Environmental ↗Randolph County Health Department
Randolph County: Septic System Permit ↗Ripley County Health Department
Ripley County On-site Sewage Systems Ordinance ↗Rush County Health Department
Rush County Health Department - Environmental ↗Scott County Health Department (Environmental Division)
Environmental | Scott County, IN ↗Shelby County Health Department (Indiana IDOH onsite sewage rules)
Shelby County: Environmental Division ↗Spencer County Health Department, Environmental Sanitation (Onsite Sewage)
Spencer County Health Department: Environmental Sanitation ↗St. Joseph County Department of Health - Environmental Health
Chapter 51: Sewage and Septic Systems Regulations ↗Starke County Health Department (County Health Officer)
Starke County Health Department 2024 Annual Report ↗Steuben County Health Department, under IDOH 410 IAC 6-8.3
Steuben County Sewage Permit Process ↗Sullivan County Health Department – Environmental Health Services
Sullivan County: Environmental Health Services ↗Switzerland County Health Department (Environmental Health)
Switzerland County Health Department - Septic ↗Tippecanoe County Health Department (Environmental Division)
Environmental Division ↗Tipton County Health Department
Tipton County: Onsite Sewage Systems Program ↗Union County Health Department
Union County: Septic Inspection and Permits ↗Vanderburgh County Health Department, Environmental Division
Onsite Sewage Disposal ↗Vermillion County Health Department
Zoning – Vermillion County ↗Vigo County Health Department
Vigo County IN - Apply for a Permit ↗Wabash County Health Department under Indiana Dept of Health, 410 IAC 6-8.3
Wabash County Environmental Department ↗Warren County Health Department
Warren County Health Department — Septic Systems ↗Warrick County Health Department (Sanitarian / Environmental Health Services)
Sanitarian/EHS | Warrick County ↗Washington County Health Department (Environmental Health)
Washington County: Septic Systems ↗Wayne County (Indiana) Health Department, Environmental Health Division
Wayne County: On-site Sewage ↗Wells County Health Department, Septic Division
Septic Division - Health Dept - Wells County Indiana ↗White County Health Department - Environmental Health
White County Environmental Health Specialist ↗Every county here has a full profile — its index score, water, land prices, and the rest of its building rules. See the Indiana state page for all counties ranked, or the national septic guide.
Off-grid gear
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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.