Hidalgo County, TX septic permits and regulations

Septic systems in Hidalgo County, Texas are permitted by TCEQ Region 15 - Harlingen under 30 TAC Chapter 285.

Septic permit program

  • Program type: Tceq Regional
  • Authorized agent: Hidalgo County / TCEQ Region
  • Own septic program: Yes
  • Local rules beyond the state: No
  • Population: 870,781

Permit fee comparison

Average septic permit fee in Hidalgo County: $285. Texas average: $285.

Local rules

Environmental Health Division works with TCEQ as Authorized Agent. Handles inspections for new septic tank systems and overflowing systems. Phone: 956-383-0111 or 956-383-0112. Environmental Health Division located at 2818 S. Business Hwy 281, Suite 7, Edinburg, TX 78539. Main office at 1304 S. 25th Ave., Edinburg, TX 78542. Hours Mon-Fri 8am-5pm.

What SepticPro has on file for Hidalgo County

  • 1 permit fee 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 Hidalgo County

Enter the address, draw the system on the aerial with the parcel lines and topo, and print it to scale for TCEQ Region 15 - Harlingen. See how SepticPro site plans work.

Other Texas counties

Data checked 2026-03-16. Always confirm requirements with TCEQ Region 15 - Harlingen before applying.