Bolthole Index county-legal census · checked 2026-08-08
Septic permitting in Indiana is handled at the county level — county health departments approve systems in 92 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 16
Adams County Health Department, Environmental Health Division
Adams County Environmental Health ↗Allen County Department of Health (Environmental Services / Pollution Control)
Allen County Department of Health - Septic Systems ↗Bartholomew County Health Department, Environmental Health Division
Bartholomew County Health Department ↗Benton County Health Department
Benton County Permits ↗Blackford County Board of Health / County Health Department
Blackford County Zoning Ordinance No. 88-5 ↗Boone County Health Department - Environmental Health Division (under Indiana Dept. of Health Rule 410 IAC 6-8.3)
Boone County IN Health Department - Waste Water ↗Brown County Health Department, Environmental Health Division
Brown County Health Department - Septic & Waste Water ↗Carroll County Health Department (Environmental Health Division)
Carroll County Health Department - Environmental Health ↗Cass County Health Department, Environmental Public Health
Indiana Dept of Health - Onsite Sewage Systems Program ↗Clark County Health Department (Environmental Health)
Clark County Health Department - Septic Systems ↗Clay County Health Department (Indiana)
Clay County Health Department (Indiana) - Environmental / Septic ↗Clinton County Health Department
Clinton County Health Department (IN) ↗Crawford County Health Department
Crawford County Health Department (Indiana) ↗Daviess County Health Department, Environmental Health Services
Daviess County Septic System Information ↗Dearborn County Health Department
Dearborn County Health Department, Environmental Health Division ↗Decatur County Health Department (Environmental Health), under Indiana Department of Health
Decatur County Health Department - Environmental Health ↗DeKalb County Health Department (Environmental Health)
DeKalb County, Indiana - Environmental Health ↗Delaware County Health Department, Environmental Public Health Division
Delaware County Health Department - Onsite Sewage Systems ↗Dubois County Health Department (Environmental Health)
Dubois County IN Health Department - Environmental Health ↗Elkhart County Health Department (Environmental Health)
Elkhart County Health Department - Septic Permits ↗Fayette County Health Department
Fayette County Health Department Permit Process ↗Floyd County Health Department
Floyd County Building Permit Processes ↗Fountain County Department of Health
Fountain County IN - Health Department ↗Franklin County Health Department (Environmental Health) under Indiana Dept of Health, 410 IAC 6-8.3
Franklin County IN Health Department - Environmental Health ↗Fulton County Health Department (Environmental Health), under Indiana Department of Health
Fulton County - Environmental Health ↗Gibson County Health Department
Gibson County Health Department - Septic Information ↗Grant County Health Department
Grant County Area Plan Commission FAQs ↗Greene County Health Department - Environmental Health Services
Greene County Health Department - Private Sewage Disposal ↗Hamilton County Health Department, On-Site Sewage Disposal Program
Hamilton County On-Site Sewage Disposal Program ↗Hancock County Health Department (Environmental Health)
Hancock County - Septic Application ↗Harrison County Health Department, Environmental Health
Harrison County Indiana - 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 Health Department - On-Site Sewage Systems ↗Huntington County Health Department (Environmental Sanitarian / Onsite Sewage), under IDOH 410 IAC 6-8.3
Huntington County Health Department - Septic ↗Jackson County Health Department, Environmental Health
Jackson County Indiana Health Department - Environmental ↗Jasper County Health Department - Environmental Health
Jasper County Environmental Health (IN) ↗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 Health Department - Septic 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
Knox County, IN - Health Department ↗Kosciusko County Health Department (Environmental Health Services)
Kosciusko County Health Department - Septic & Well Systems ↗LaGrange County Health Department (Environmental Health Division)
LaGrange County Health Department - Septic Information ↗Lake County Health Department, Environmental Health Division
Lake County Health Department, Environmental Health Division ↗LaPorte County Health Department, Environmental Health Services (Septic Division)
LaPorte County Health Department - Septic Division ↗Lawrence County Health Department, Environmental Health Division
Lawrence County Environmental Health ↗Madison County Health Department, Environmental Division
Madison County, IN Health & Environment ↗Marion County Public Health Department (Health and Hospital Corporation) - Onsite Sewage Systems Program
Marion County Public Health Department - Onsite Sewage (Septic) Systems Program ↗Marshall County Health Department
Marshall County Health Department - Onsite Sewage Systems ↗Martin County Health Department (Environmental Specialist)
Martin County Health Department ↗Miami County Health Department, Environmental Health (Miami County Health Office)
Miami County Health Department - Procedure to Acquire a Septic Permit ↗Monroe County Health Department (Wastewater Section)
Monroe County Health Department - Site Sewage Disposal Systems ↗Montgomery County Health Department
Montgomery County Health Department - Septic Systems ↗Morgan County Health Department - Environmental Health (Septic Division)
Morgan County - Procedures to Obtain a Septic Permit ↗Newton County Health Department (under Indiana State Department of Health)
Newton County, IN - Health Department ↗Noble County Health Department
Noble County Health Department - 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 Health Department — Sanitation ↗Owen County Health Department (Indiana), under Indiana Department of Health
Owen County — Septic System Permit ↗Parke County Health Department (under Indiana Department of Health)
Parke County, IN - Health Department ↗Perry County Health Department (Environmental Health / Sanitarian)
Perry County - Health Department ↗Pike County Health Department (Environmental Health)
Pike County, IN - Environmental Health ↗Porter County Health Department, Environmental Division
Porter County Health Department - Well & Septic Permits ↗Posey County Health Department
Posey County Area Plan Commission ↗Pulaski County Health Department (OWTS program)
Pulaski County Health Department - On-Site Wastewater Treatment Systems ↗Putnam County Health Department, Environmental Division
Putnam County IN Health Department Environmental ↗Randolph County Health Department
Randolph County Health Department ↗Ripley County Health Department
Ripley County Residential Septic Permits ↗Rush County Health Department
Rush County Health Department - Environmental ↗Scott County Health Department (Environmental Division)
Scott County, IN - Environmental Health ↗Shelby County Health Department (Indiana IDOH onsite sewage rules)
Shelby County IN - Building Inspector (Health Dept septic approval) ↗Spencer County Health Department, Environmental Sanitation (Onsite Sewage)
Spencer County Environmental Sanitation - Onsite Septic Systems ↗St. Joseph County Department of Health - Environmental Health
St. Joseph County Department of Health ↗Starke County Health Department (County Health Officer)
Starke County IN - Private Sewage Disposal Systems Regulations (Article 4) ↗Steuben County Health Department, under IDOH 410 IAC 6-8.3
Steuben County Health Department - Septic Permit Process ↗Sullivan County Health Department – Environmental Health Services
Indiana Department of Health – Sullivan County Local Health ↗Switzerland County Health Department (Environmental Health)
Switzerland County Health Department - Septic ↗Tippecanoe County Health Department (Environmental Division)
Tippecanoe County Health Department - Sewage Disposal ↗Tipton County Health Department
Indiana Dept of Health Onsite Sewage Systems Program ↗Union County Health Department
Union County IN Health Department - Septic Inspection and Permits ↗Vanderburgh County Health Department, Environmental Division
Vanderburgh County Health Department - Onsite Sewage Disposal ↗Vermillion County Health Department
Vermillion County - Zoning ↗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 IN Advisory Plan Commission - FAQ ↗Warren County Health Department
Warren County IN Health Department - Septic Systems ↗Warrick County Health Department (Sanitarian / Environmental Health Services)
Warrick County Health Department - Sanitarian/EHS ↗Washington County Health Department (Environmental Health)
Washington County Health Department - Septic System Information ↗Wayne County Health Department (Sewage Treatment Systems Program)
Wayne County Health Department Sewage Treatment Systems ↗Wells County Health Department, Septic Division
Wells County IN - Septic Division, Health Dept ↗White County Health Department - Environmental Health
White County Health Department - Environmental Health Specialist ↗Whitley County Health Department (Environmental Health)
Whitley County Health Department Environmental ↗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.
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.
