Bolthole Index county-legal census · checked 2026-08-08
Septic permitting in Texas is mixed: 158 counties use county health departments, 82 go through a state agency, and 10 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 → Texas water rights & wells → Full Texas profile →
254 counties · mixed — varies by county · permit status scouted for 99
Anderson County OSSF Program (TCEQ authorized agent)
TCEQ - Getting a Permit for an OSSF (permitting via local authorized agent) ↗Andrews County Health Department (Registered Sanitarian, TCEQ authorized agent)
Andrews County On-Site Septic Facility (OSSF) Inspections ↗Angelina & Neches River Authority (ANRA) - OSSF Program (TCEQ Authorized Agent)
Angelina & Neches River Authority - OSSF Overview ↗Aransas County Department of Environmental Health (TCEQ authorized agent)
Aransas County Department of Environmental Health ↗Archer County (TCEQ authorized agent) / TCEQ
Archer County, Texas (official county site) ↗Texas Commission on Environmental Quality (TCEQ) Region 1 (Amarillo)
TCEQ - Getting a Permit for an OSSF ↗Atascosa County Health Department (TCEQ-authorized OSSF agent)
Atascosa County - Permits and Forms ↗Austin County Planning & Development (OSSF authorized agent of TCEQ)
Austin County Permits ↗Bandera County OSSF Inspector (TCEQ authorized agent, via County Engineer/Commissioners Court)
Bandera County - Order Adopting Rules for On-Site Sewage Facilities ↗Bastrop County Development Services - Environmental & Sanitation (OSSF)
Bastrop County - On-Site Sewage Facilities ↗Texas Commission on Environmental Quality (TCEQ) OSSF Program
TCEQ - Getting a Permit for an OSSF ↗Bee County Community Affairs (OSSF permitting authority / TCEQ authorized agent)
Bee County Community Affairs ↗Bell County Public Health District, Environmental Health (On-Site Sewage Facilities / OSSF program, TCEQ authorized agent)
Bell County Public Health District - On-Site Sewage Facilities ↗Bexar County Environmental Services (Public Works) - TCEQ OSSF authorized agent
Bexar County - On-Site Sewage Facilities ↗Blanco County OSSF Program (TCEQ authorized agent)
Blanco County OSSF Application ↗Texas Commission on Environmental Quality (TCEQ) - On-Site Sewage Facilities Program
TCEQ - Getting a Permit for an OSSF ↗Bosque County Environmental Office (TCEQ authorized agent)
Bosque County - Environmental (OSSF) ↗Bowie County Fire Marshal and Health Inspections Department (OSSF)
Bowie County Fire Marshal and Health Inspections ↗Brazoria County Environmental Health Department (TCEQ authorized agent)
Brazoria County Environmental Health - OSSF Permitting Process ↗Brazos County Health Department (TCEQ Authorized Agent for OSSF, Tex. Health & Safety Code Ch. 366)
TCEQ - Getting a Permit for an OSSF ↗Brewster County OSSF - County Designated Representative (TCEQ authorized agent)
Brewster County, Texas - Permits & Procedures (OSSF) ↗Texas Commission on Environmental Quality (TCEQ) Region 1 - Amarillo (permitting authority where no local authorized agent)
TCEQ - Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ), Region 15 Harlingen (OSSF permitting authority)
TCEQ - Getting a Permit for an OSSF ↗Brown County OSSF program (TCEQ authorized agent; Designated Representative)
Brown County Permitting ↗Burleson County Environmental Office (TCEQ-authorized agent), Burleson County Courthouse Suite 303
Burleson County - Construction Permits ↗Burnet County Environmental Services (TCEQ authorized agent)
Burnet County - On-Site Sewage Facilities and Development Permits ↗Caldwell County Sanitation / Development Services (TCEQ authorized agent)
Caldwell County Sanitation Department ↗Victoria County Public Health Department, Environmental Services (TCEQ Authorized Agent for Calhoun County)
Victoria County PHD - OSSF Application Packet (Calhoun/DeWitt/Victoria) ↗Texas Commission on Environmental Quality (TCEQ) regional office - OSSF permitting
TCEQ - Getting a Permit for an OSSF (Septic System) ↗Cameron County Environmental Health Department (OSSF)
Cameron County Residential Requirement List ↗Camp County OSSF program (TCEQ authorized agent); TCEQ Region 5 if none
TCEQ - Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ) regional office (OSSF permitting authority where no local authorized agent)
TCEQ Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ) Region 5 - Tyler
TCEQ - Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ) Region 1 - Amarillo
TCEQ - Getting a Permit for an OSSF (Septic System) ↗Chambers County Environmental Health and Permitting (TCEQ authorized agent)
Chambers County TX - Environmental Health and Permitting ↗Cherokee County Health Department (TCEQ Authorized Agent)
TCEQ - Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ) On-Site Sewage Facilities Program
TCEQ - Getting a Permit for an OSSF ↗Clay County OSSF program (TCEQ authorized agent) under Tex. Health & Safety Code Ch. 366 / 30 TAC 285
TCEQ - Getting a Permit for an OSSF (Septic System) ↗Texas Commission on Environmental Quality (TCEQ) regional office
TCEQ - Getting a Permit for an OSSF ↗Coke County On-Site Sewage Department
Coke County On-Site Sewage Department ↗TCEQ Regional Office (On-Site Sewage Facility Program)
TCEQ - Getting a Permit for an OSSF ↗Collin County Development Services (TCEQ Authorized Agent)
Collin County Development Services — On-Site Sewage Facilities (OSSF) ↗Texas Commission on Environmental Quality (TCEQ) OSSF Program - Region 1 (Amarillo)
TCEQ On-Site Sewage Facility Program Contacts ↗Colorado County Development & Permitting (TCEQ authorized agent)
Colorado County TX - On-Site Sewage Facility (OSSF) ↗Comal County Environmental Health / Engineer's Office (TCEQ authorized agent)
Comal County TX - OSSF Information ↗Texas Commission on Environmental Quality (TCEQ) Region 3 - Abilene
TCEQ - Getting a Permit for an OSSF ↗Concho County OSSF Program (TCEQ authorized agent)
Concho County - Septic Site Inspection ↗Cooke County Rural Subdivision & Septic Department (TCEQ authorized agent)
Cooke County Rural Septic Department - OSSF Permitting Requirements ↗Coryell County OSSF Office (TCEQ authorized agent)
Coryell County - Environmental / OSSF ↗Texas Commission on Environmental Quality (TCEQ) OSSF Program (TCEQ Region 3 Abilene serves absent a confirmed county authorized agent)
TCEQ — Getting a Permit for an OSSF (Septic System) ↗TCEQ Region 7 (Midland) - OSSF Program
TCEQ - Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ) OSSF Program, Region 8
TCEQ - Getting a Permit for an OSSF ↗TCEQ On-Site Sewage Facility (OSSF) program / local authorized agent under Tex. Health & Safety Code Ch. 366
TCEQ - Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ) regional office
TCEQ - Getting a Permit for an OSSF ↗Dallam County Environmental Health Department (TCEQ authorized agent, 30 TAC Ch. 285)
Dallam County Subdivision Regulations 2025 ↗Dallas County Health and Human Services (OSSF, TCEQ-authorized agent)
Dallas County DUAS - Development / OSSF Permitting ↗Texas Commission on Environmental Quality (TCEQ), Region 2 (Lubbock)
TCEQ - Getting a Permit for an OSSF ↗TCEQ (regional office as OSSF permitting authority where no local authorized agent)
TCEQ - Getting a Permit for an OSSF ↗Delta County Development Services - On-Site Sewage Facilities (TCEQ authorized agent)
Delta County TX - On-Site Sewage Facilities ↗Denton County Public Health - Environmental Health Division
Denton County - Environmental Health Division ↗DeWitt County (OSSF authorized agent under TCEQ), administered via Victoria County Public Health Department Environmental Services
DeWitt County - OSSF Application Package ↗TCEQ Region 2 (Lubbock) OSSF program
TCEQ – Getting a Permit for an OSSF ↗Dimmit County (TCEQ OSSF authorized agent) or TCEQ Region 16 if county is not an authorized agent
TCEQ — Getting a Permit for an OSSF (Septic System) ↗TCEQ Regional Office (On-Site Sewage Facility Program)
TCEQ - Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ) regional office
TCEQ - Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ) Regional Office
Eastland County, Texas — official county website ↗Ector County Health Department (Environmental Health - OSSF authorized agent)
Ector County Development Services - Permitting ↗Edwards County (OSSF via Designated Representative Charles McDonald, TCEQ License #OS0007644)
Edwards County - Septic Inspections (OSSF) ↗El Paso County Planning and Development
El Paso County - Permits ↗Ellis County Department of Development
Ellis County Department of Development - Permits ↗Erath County Environmental Health Department (TCEQ authorized agent)
Erath County, TX - Environmental Health ↗Texas Commission on Environmental Quality (TCEQ) OSSF program (county or TCEQ regional authorized agent)
TCEQ On-Site Sewage Facilities ↗Fannin County Environmental Development Department (OSSF)
Fannin County Environmental Development ↗Fayette County Health Department (TCEQ authorized agent)
Fayette County, TX - Sewage & Wastewater ↗Texas Commission on Environmental Quality (TCEQ) regional office (permitting authority where no local authorized agent exists)
TCEQ Getting a Permit for an OSSF ↗TCEQ (regional office) or county-designated OSSF agent
TCEQ Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ regional office)
TCEQ - Getting a Permit for an OSSF (Septic System) ↗Fort Bend County Environmental Health Department (OSSF program, TCEQ Authorized Agent)
Fort Bend County - On-Site Sewage Facility (OSSF) Program ↗Franklin County Septic Inspector (TCEQ Authorized Agent / Designated Representative)
Franklin County - Septic Inspector ↗Freestone County On-Site Sewage Facilities (OSSF) Program (TCEQ authorized agent)
Freestone County On-Site Sewage Facilities Program ↗Frio County (TCEQ-authorized OSSF agent); TCEQ Region 13 where no local agent
TCEQ - Getting a Permit for an OSSF (Septic System) ↗Gaines County (TCEQ OSSF Authorized Agent) / TCEQ Region 2 (Midland) if no local agent
TCEQ - Getting a Permit for an OSSF ↗Galveston County Health District (Environmental Health, TCEQ Authorized Agent for OSSF)
Galveston County Health District - On-Site Sewage Facilities ↗Texas Commission on Environmental Quality (TCEQ), Region 1 - Lubbock
Texas Commission on Environmental Quality - OSSF Permits ↗Gillespie County Sanitation (On-Site Sewage Facilities) Department
Gillespie County (TX) Sanitation (On-Site Sewage Facilities) Department ↗Glasscock County (TCEQ authorized agent)
Glasscock County Permits ↗Goliad County Environmental Services Department
Goliad County Septic Permitting Process ↗Gonzales County Permit Office / Building Official (OSSF authorized agent for TCEQ)
Gonzales County - OSSF/Permits ↗TCEQ Region 1 (Amarillo) On-Site Sewage Facilities Program
TCEQ - Getting a Permit for an OSSF ↗Grayson County Development Services (OSSF program, authorized agent of TCEQ)
Grayson County TX - OSSF Permitting Requirements ↗Gregg County Health Department
Gregg County Septic Systems ↗Grimes County Environmental Services Division (TCEQ authorized agent; Designated Representative)
Grimes County Environmental Permits ↗Guadalupe County Environmental Health Department (TCEQ-authorized OSSF agent)
Guadalupe County - Environmental Health OSSF ↗Hale County Special Projects Coordinator (TCEQ OSSF authorized agent)
Hale County - Special Projects (Permits) ↗Texas Commission on Environmental Quality (TCEQ) – Region 1 (Amarillo) OSSF program
TCEQ – Getting a Permit for an OSSF ↗Hamilton County (OSSF Authorized Agent under TCEQ)
Hamilton County TX - Permits & Regulations (Septic Application) ↗TCEQ (Region 1, Amarillo) OSSF program
TCEQ Getting a Permit for an OSSF ↗TCEQ On-Site Sewage Facilities program (TCEQ regional office, unless a local authorized agent is designated for Hardeman County)
TCEQ — Getting a Permit for an OSSF (Septic System) ↗Hardin County Sanitarian
Hardin County Subdivision Regulations Manual ↗Harris County Office of the County Engineer - Watershed Protection / Wastewater Quality Permitting (TCEQ authorized agent)
Harris County Office of the County Engineer - Residential Construction & On-site Sewage System (Septic) ↗Harrison County Environmental Health Department (TCEQ-authorized OSSF agent)
Harrison County, TX - Environmental Health ↗TCEQ Region 1 (Amarillo)
TCEQ - Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ) – Region 3 (Abilene) OSSF program
TCEQ – Getting a Permit for an OSSF ↗Hays County Development Services (On-Site Sewage Facilities)
Hays County - Inspections and Permitting ↗Hemphill County (TCEQ Authorized Agent for OSSF)
Hemphill County - OSSF (Septic) Permit Application ↗Henderson County Septic Services (OSSF authorized agent)
Henderson County - Septic Services ↗Hidalgo County Environmental Health Division / Health & Human Services (OSSF, TCEQ authorized agent)
Hidalgo County - On-Site Sewage Facility Permit Application ↗Hill County Development Services / OSSF Designated Representative (authorized agent of TCEQ)
Hill County - OSSF Permits & 911 Signage ↗Hockley County (OSSF/septic inspector - Jason Turner)
Hockley County, Texas - Septic Inspections ↗Hood County Environmental Health Department
Hood County Environmental Health - OSSF ↗Hopkins County Environmental Services (OSSF authorized agent under TCEQ)
Hopkins County - Environmental Services ↗Texas Commission on Environmental Quality (OSSF Program)
TCEQ - Getting a Permit for an OSSF (Septic System) ↗Howard County OSSF Office (TCEQ authorized agent)
Howard County - OSSF Office ↗Hudspeth County OSSF Program (Tax Assessor-Collector's office, TCEQ authorized agent)
Hudspeth County OSSF Program FAQ ↗Hunt County Health Department / Environmental Officers (TCEQ-authorized agent)
Hunt County Septic Systems ↗Hutchinson County (TCEQ OSSF authorized agent)
Hutchinson County, Texas - official county site ↗Texas Commission on Environmental Quality (TCEQ) - On-Site Sewage Facilities program
TCEQ - Getting a Permit for an OSSF (Septic System) ↗Jack County Public Works (TCEQ Authorized Agent for OSSF)
Jack County, Texas - Public Works ↗Jackson County Office of Permitting & Inspection (TCEQ authorized agent)
Jackson County TX - Septic and Development Permitting ↗Angelina & Neches River Authority (ANRA), TCEQ authorized agent
Angelina & Neches River Authority - OSSF Permits & Licensing ↗Texas Commission on Environmental Quality (TCEQ) - OSSF Program (Region 6)
TCEQ - Getting a Permit for an OSSF ↗Jefferson County Environmental Control (TCEQ authorized agent)
Jefferson County, TX Environmental Control - Septic Permits ↗Texas Commission on Environmental Quality (TCEQ) regional office
TCEQ - Getting a Permit for an OSSF ↗Jim Wells County Safety & Inspection Department (OSSF authorized agent)
Jim Wells County Safety & Inspection Department ↗Johnson County Public Works / Development Services (TCEQ authorized agent)
Johnson County Permit Applications and Information ↗Jones County (TCEQ OSSF Authorized Agent)
Jones County, TX - On-Site Sewage Permit ↗Karnes County (OSSF Authorized Agent under TCEQ)
TCEQ On-Site Sewage Facility Permits ↗Kaufman County Development Services / Public Works (OSSF program)
Kaufman County On-Site Sewage Facilities ↗Kendall County Development / Environmental Health (TCEQ OSSF authorized agent)
Kendall County - Development Information ↗Texas Commission on Environmental Quality (TCEQ) - Region 14
TCEQ - Getting a Permit for an OSSF ↗TCEQ Region 3 (Abilene) - On-Site Sewage Facilities Program
TCEQ - Getting a Permit for an OSSF ↗Kerr County Environmental Health Department (TCEQ Authorized Agent)
Kerr County Environmental Health Department - OSSF ↗Texas Commission on Environmental Quality (TCEQ) OSSF program / regional office
TCEQ - Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (OSSF program) - regional office as permitting authority
TCEQ - Getting a Permit for an OSSF (Septic System) ↗Kinney County (TCEQ-authorized agent), via Designated Representative
Kinney County, Texas - OSSF Permit Program ↗Texas Commission on Environmental Quality (TCEQ) or its local authorized agent
TCEQ - Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ) regional office (permitting authority where no local authorized agent exists)
TCEQ Getting a Permit for an OSSF ↗La Salle County (TCEQ-authorized agent for OSSF) / Texas Commission on Environmental Quality
La Salle County, TX - Permits & Applications (Certificate of Compliance) ↗Lamb County (OSSF authorized agent under TCEQ)
TCEQ - Getting a Permit for an OSSF ↗Lampasas County OSSF Program (TCEQ-authorized agent)
Lampasas County — Application to Construct or Modify OSSF ↗Lavaca County OSSF (county Designated Representative under TCEQ)
Lavaca County - On-Site Sewage Facility Info ↗Lee County Development Services (OSSF / Sanitation)
Lee County Development Services ↗Leon County OSSF Compliance Program (TCEQ authorized agent)
Leon County, TX - Septic Permit ↗Liberty County Engineering, Permits and Inspections (TCEQ Authorized Agent)
Liberty County - Engineering, Permits and Inspections ↗Limestone County OSSF / Environmental Department (TCEQ authorized agent)
Limestone County - OSSF Instructions ↗Texas Commission on Environmental Quality (TCEQ) - On-Site Sewage Facilities Program
TCEQ - Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ) Region 14 (Corpus Christi) - OSSF Program
TCEQ - Getting a Permit for an OSSF ↗Llano County Development Department (Department of Natural Resources) - TCEQ authorized agent (LCRA is the OSSF authority in some Highland Lakes areas)
TCEQ - Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ) regional office
TCEQ - Getting a Permit for an OSSF (Septic System) ↗Lubbock County Public Works (TCEQ Authorized Agent for OSSF)
TCEQ On-Site Sewage Facilities (OSSF) Permitting ↗Lynn County (OSSF authorized agent under TCEQ); TCEQ regional office where no local agent
TCEQ - Getting a Permit for an OSSF (Septic System) ↗Madison County (OSSF Authorized Agent under TCEQ)
Madison County TX - Permits ↗Northeast Texas Municipal Water District (NETMWD)
Northeast Texas Municipal Water District - Onsite Septic Program ↗Martin County OSSF Program (TCEQ authorized agent, Designated Representative)
Martin County TX - On-Site Sewage Facility Permit Application ↗Mason County OSSF Designated Officer (Sanitation/Floodplain)
Mason County - Sanitation/Floodplain (OSSF) ↗Matagorda County Environmental Health Department (OSSF authorized agent under TCEQ Chapters 285/366 and county Commissioners' Court order)
Matagorda County Environmental Health - Septic Systems ↗Texas Commission on Environmental Quality (TCEQ) OSSF program
TCEQ On-Site Sewage Facilities ↗McCulloch County (OSSF authorized agent of TCEQ)
McCulloch County On-Site Sewage Facility ↗Waco-McLennan County Public Health District (TCEQ authorized agent)
Waco-McLennan County Public Health District - OSSF Program ↗McMullen County (OSSF authorized agent, per TCEQ Ch. 366)
McMullen County - Permits ↗Medina County Environmental Health Department (TCEQ authorized agent)
Medina County Environmental Health ↗Texas Commission on Environmental Quality (TCEQ) OSSF Program (county authorized agent unconfirmed)
TCEQ — Getting a Permit for an OSSF (Septic System) ↗Midland County Health Department (TCEQ Authorized Agent)
Midland County, TX - How to Obtain a Permit for an On-Site Sewage Facility ↗Milam County Health Department (OSSF authorized agent for TCEQ)
Milam County Health Department Septic Application ↗Mills County OSSF program (TCEQ authorized agent) under Tex. Health & Safety Code Ch. 366 / 30 TAC 285
TCEQ - Getting a Permit for an OSSF (Septic System) ↗TCEQ Region 3 (Abilene) OSSF program
TCEQ – Getting a Permit for an OSSF ↗Montague County Sewage Inspector (TCEQ authorized agent; Order Adopting Rules for OSSF)
Montague County Sewage Inspector ↗Montgomery County Environmental Health Services (OSSF, TCEQ authorized agent)
Montgomery County Environmental Health On-Site Sewage Facility ↗Texas Commission on Environmental Quality (TCEQ) Region 1 - Amarillo
TCEQ - Which Region Is My County In? ↗Northeast Texas Municipal Water District (NETMWD), TCEQ-designated OSSF representative
NETMWD Onsite Septic Program ↗Texas Commission on Environmental Quality (TCEQ) regional office (OSSF permitting authority absent a local authorized agent)
TCEQ, Getting a Permit for an OSSF (Septic System) ↗Nacogdoches County Environmental Services (TCEQ authorized agent)
TCEQ - Getting a Permit for an OSSF ↗Navarro County Environmental Division / Planning & Development (OSSF authorized agent under TCEQ)
Navarro County Planning & Development ↗Newton County Floodplain/OSSF Office (TCEQ authorized agent under Chapter 366 / 30 TAC 285)
TCEQ - Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ) OSSF program / local authorized agent
TCEQ - Getting a Permit for an OSSF ↗Corpus Christi-Nueces County Public Health District (Environmental Health)
Corpus Christi-Nueces County Public Health District - Food and Environmental Inspections ↗Texas Commission on Environmental Quality (TCEQ) - OSSF Program (Region 1, Amarillo)
TCEQ - Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ), Region 1 (Amarillo)
TCEQ On-Site Sewage Facility Program Contacts ↗Orange County Environmental Health and Code Compliance Department
Orange County Environmental Health & Code Compliance - On-Site Septic Systems ↗Palo Pinto County Public Works Department
Palo Pinto County TX - Public Works Department ↗Panola County (TCEQ authorized agent) under the TCEQ On-Site Sewage Facilities Program
TCEQ - Getting a Permit for an OSSF (Septic System) ↗Parker County Permitting Department (OSSF, TCEQ authorized agent)
Parker County Permitting Department ↗Texas Commission on Environmental Quality (TCEQ) Region 1 - Amarillo
TCEQ - Which Region Is My County In? ↗Texas Commission on Environmental Quality (TCEQ), Region 7 (Midland)
TCEQ - Getting a Permit for an OSSF ↗Polk County Permits Department (Designated Representative, TCEQ authorized agent)
Polk County TX Permits Department ↗Amarillo Area Public Health District, Environmental Health Department (TCEQ authorized agent for Potter County)
Amarillo Area Public Health District - On-Site Sewage Facility ↗TCEQ Region 6 (El Paso)
TCEQ - Getting a Permit for an OSSF ↗Rains County Environmental Office (TCEQ Authorized Agent)
Rains County Environmental Enforcement - OSSF Application ↗Amarillo Area Public Health District (City of Amarillo Environmental Health), TCEQ Authorized Agent
Amarillo Area Public Health District - On-Site Sewage Facility ↗Texas Commission on Environmental Quality (TCEQ) Region 7 (Midland) - OSSF permitting authority
TCEQ - Getting a Permit for an OSSF ↗TCEQ On-Site Sewage Facility (OSSF) program / regional office (Tex. Health & Safety Code Ch. 366)
TCEQ - Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ) regional office (OSSF permitting authority absent a local authorized agent)
TCEQ, Getting a Permit for an OSSF (Septic System) ↗Reeves County (Health Inspector / OSSF authorized agent)
Reeves County TX - Permits and Regulations ↗Refugio County (OSSF, TCEQ-authorized agent)
Refugio County OSSF Application Packet ↗TCEQ Region 1 (Amarillo)
TCEQ Getting a Permit for an OSSF ↗Robertson County OSSF Program (TCEQ authorized agent)
Robertson County OSSF page ↗Rockwall County Environmental Health Coordinator (TCEQ authorized agent)
Rockwall County Environmental Health Coordinator ↗Texas Commission on Environmental Quality (TCEQ) regional office
TCEQ, Getting a Permit for an OSSF ↗Rusk County (TCEQ Authorized Agent) - Designated Representative for On-Site Septic Inspection
Rusk County, Texas - County Septic Inspection ↗Sabine County On-Site Sewer Facilities
Sabine County official website (On Site Sewer Facilities) ↗Angelina & Neches River Authority (ANRA), TCEQ Authorized Agent for OSSF
Angelina & Neches River Authority - OSSF Program Overview ↗San Jacinto County Permit Department (TCEQ authorized agent; SJRA within 2,075 ft of Lake Conroe)
San Jacinto County, TX Permit Department ↗San Patricio County (OSSF Order, TCEQ authorized agent)
San Patricio County Subdivision Rules ↗San Saba County On-Site Sewage Facility office
San Saba County On-Site Sewage Facility page ↗Schleicher County (OSSF - TCEQ authorized agent)
Schleicher County TX - Permits and Regulations ↗Scurry County (OSSF authorized agent / County Health Department) under TCEQ
TCEQ - Getting a Permit for an OSSF (septic) ↗TCEQ Region 3 (Abilene) OSSF Program
TCEQ - Getting a Permit for an OSSF ↗TCEQ Region 10 (Beaumont) OSSF Program
TCEQ - Getting a Permit for an OSSF ↗TCEQ Region 1 (Amarillo) OSSF Program
TCEQ - Getting a Permit for an OSSF ↗Smith County (TCEQ Authorized Agent), OSSF program administered via RTS Environmental LLC
Smith County On-Site Sewage Facility ↗Somervell County On-Site Sewage Facility (OSSF) Office
Somervell County - On-Site Sewage Facility (OSSF) ↗Texas Commission on Environmental Quality (TCEQ)
TCEQ On-Site Sewage Facilities (OSSF) permitting ↗TCEQ Region 8 (San Angelo) - On-Site Sewage Facilities Program
TCEQ - Getting a Permit for an OSSF ↗Texas Commission on Environmental Quality (TCEQ), Region 3 (Abilene) - OSSF program
TCEQ - Getting a Permit for an OSSF (Septic System) ↗Sutton County (TCEQ authorized agent for On-Site Sewage Facilities)
Sutton County, TX - On-Site Sewage Facility ↗Texas Commission on Environmental Quality (TCEQ) OSSF program
TCEQ - Getting a Permit for an OSSF ↗Tarrant County Public Health, Environmental Health Division (authorized TCEQ agent)
Tarrant County On-Site Sewage Facilities (OSSF) ↗Taylor County Environmental Department (TCEQ authorized agent, OSSF under 30 TAC Chapter 285 plus local order)
Taylor County - Environmental Department ↗Texas Commission on Environmental Quality (TCEQ) Regional Office (OSSF)
TCEQ - Getting a Permit for an OSSF ↗South Plains Public Health District (TCEQ authorized agent)
South Plains Public Health District ↗TCEQ Region 3 (Abilene) OSSF Program
TCEQ - Getting a Permit for an OSSF ↗Titus County Environmental Services (Environmental Inspection Service)
Titus County - Environmental Services ↗Tom Green County Environmental Health (TCEQ authorized agent for OSSF)
Tom Green County Environmental Health ↗Travis County TNR / Development Services (TCEQ Authorized Agent for OSSF)
Travis County - Residential OSSF (Septic System) Permit ↗Trinity County (OSSF authorized agent; permits via County Judge's Office / Environmental Health)
Trinity County, Texas - Septic Permit Process ↗Tyler County (OSSF authorized agent under TCEQ)
TCEQ OSSF Permitting ↗Northeast Texas Municipal Water District (NETMWD), TCEQ Designated Representative
Northeast Texas Municipal Water District — Onsite Septic Program ↗TCEQ (Region 7 - Midland) or Upton County authorized agent
TCEQ - Getting a Permit for an OSSF ↗Uvalde County Sanitarian
Uvalde County Sanitarian ↗Val Verde County Health Department (OSSF authorized agent under TCEQ)
Val Verde County Building Requirements ↗Van Zandt County Abatement/Environmental Office (TCEQ OSSF Designated Representative)
Van Zandt County, TX - Septic/OSSF ↗Victoria County Public Health Department, Environmental Services Division (On-Site Sewage Facility Program)
Victoria County Public Health Department ↗Walker County On-Site Wastewater / Planning & Development (TCEQ authorized agent)
Walker County TX - On-Site Wastewater ↗Waller County Environmental Division (TCEQ authorized agent)
Waller County TX - Environment (Environmental Division) ↗Texas Commission on Environmental Quality (TCEQ) regional office
TCEQ - Getting a Permit for an OSSF ↗Washington County Environmental Health
Washington County Environmental Health ↗Webb County Planning Department (TCEQ authorized agent)
Webb County Planning Department ↗Wharton County Permit & Inspection Department (TCEQ Authorized Agent)
Wharton County OSSF Order ↗Texas Commission on Environmental Quality (OSSF program)
TCEQ — Getting a Permit for an OSSF ↗Wichita Falls-Wichita County Public Health District
Wichita Falls-Wichita County Public Health District - OSSF Permitting ↗Texas Commission on Environmental Quality (TCEQ) On-Site Sewage Facilities program
TCEQ On-Site Sewage Facilities (Septic Systems) ↗Willacy County Permits Department (TCEQ authorized agent)
Willacy County Permits Department ↗Williamson County Engineer's Office - On-Site Sewage Facilities (OSSF) Program
Williamson County - On-Site Sewage Facilities (OSSF) ↗Wilson County Health & Public Safety Office (TCEQ authorized agent for OSSF)
Wilson County - Septic Permit Application Checklist ↗TCEQ Region 7 (Midland) OSSF Program
TCEQ OSSF Permits ↗Wise County Environmental Services / Public Works (TCEQ authorized agent)
Wise County Environmental Services - How to Obtain Your Permit ↗Wood County OSSF authorized agent (under TCEQ); TCEQ regional office where no local agent
TCEQ - Getting a Permit for an OSSF (Septic System) ↗Texas Commission on Environmental Quality (TCEQ)
TCEQ On-Site Sewage Facility Permits ↗Texas Commission on Environmental Quality (TCEQ), Region 16 (Laredo)
TCEQ - Getting a Permit for an OSSF ↗TCEQ Region 13 (San Antonio)
TCEQ - Getting a Permit for an OSSF ↗Every county here has a full profile — its index score, water, land prices, and the rest of its building rules. See the Texas 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.
