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Septic inspectors, installers and maintenance providers in Hidalgo County, TX

Independent directory. Names, license types and numbers come from the TCEQ licensing database (current OSSF licenses, downloaded Oct 28, 2026). The county is the one on each license holder's TCEQ record, not necessarily where they work. Phone numbers and cities appear only when the license holder authorized TCEQ to release business contact information. Verify the license with TCEQ before hiring.

47 TCEQ OSSF license holders list Hidalgo County on their license record (18 Installer Is, 17 Installer IIs, 15 Designated Representatives, 12 Site Evaluators, 4 Maintenance Providers). 0 released a business phone number to TCEQ. This directory serves Hidalgo County; no listing here means a business has an office in the county.

Who inspects septic systems in Hidalgo County?

Septic permits and installation inspections in Hidalgo County are handled by the local authorized agent. TCEQ's 2024 authorized-agent report lists these agents reporting in Hidalgo County (some cover only a city or a lake area):

• City Of Donna (TCEQ AR no. 620314)
• City Of Mcallen (TCEQ AR no. 620340)
• City Of Mercedes (TCEQ AR no. 620370)
• City Of Mission (TCEQ AR no. 620371)
• City Of Palmhurst (TCEQ AR no. 620247)
• City Of San Juan (TCEQ AR no. 620376)
• Hidalgo County (TCEQ AR no. 620100)

Find which one covers your address, plus phone numbers, with the TCEQ local contact search.

License holders

Source: TCEQ Licensing & Registration database, group search for On-Site Sewage Facility licenses (current status), and the TCEQ License Holder Spreadsheet for released contact details. Last checked Oct 28, 2026. Apprentices and maintenance technicians are not listed because they work under a licensed installer or maintenance provider.

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