San Jacinto County, TX septic permits and regulations

Septic systems in San Jacinto County, Texas are permitted by San Jacinto County under 30 TAC Chapter 285.

Septic permit program

  • Program type: County Program
  • Authorized agent: Permit Department Staff (Lisa Miller, Chloe Lowery, Mark Wood)
  • Own septic program: Yes
  • Local rules beyond the state: No
  • Population: 27,402

Permit fee comparison

Average septic permit fee in San Jacinto County: $337. Texas average: $285.

Local rules

Permit Department at 1 State Hwy. 150, Room 3, Coldspring, TX 77331. Phone: 936-653-3823, Fax: 936-653-5290. Email: [email protected]. 9-1-1 Administrator: Trisha Basham ([email protected]). Staff: Lisa Miller, Chloe Lowery, Mark Wood. Hours: Mon-Thu 8am-4:30pm (closed 12-1), Fri 8am-12pm. Online payments via Certified Payments (Bureau Code 6923535). OSSF installer list available. San Jacinto River Authority (SJRA) may also have jurisdiction for properties near Lake Conroe.

What SepticPro has on file for San Jacinto County

  • 3 permit fees with sources
  • The agency phone, email and office address
  • Setback distances
  • Soil and perc test requirements
  • Allowed system types
  • System design rules
  • Inspection requirements
  • Maintenance and pumping rules
  • Point-of-sale rules
  • Installer, designer and pumper licensing

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Draw a permit-ready site plan for San Jacinto County

Enter the address, draw the system on the aerial with the parcel lines and topo, and print it to scale for San Jacinto County. See how SepticPro site plans work.

Other Texas counties

Data checked 2026-03-16. Always confirm requirements with San Jacinto County before applying.