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On-site Sewage Facility Program Contacts

E-mail addresses and phone numbers of staff who can assist with technical information, licensing, complaints, and other issues regarding on-site sewage facilities (septic systems).

The On-Site Sewage Facility (OSSF) Program is located on the second floor of Building A of the TCEQ Complex, 12100 Park 35 Circle, Austin, Texas 78753. Office hours are from 8 am to 5 pm Monday through Friday.

For questions you may have regarding the OSSF program, please call (512)239-3799 and for questions regarding Licensing please call (512) 239-6133 or send an email to the following:
NOTE: Please include OSSF in the subject line.

Technical Information: .
install@tceq.texas.gov

Licenses:
licenses@tceq.texas.gov

Authorized Agent's Monthly On-Site Wastewater Activity Reports:
oars@tceq.texas.gov

Complaints:
install@tceq.texas.gov

Local Orders:
install@tceq.texas.gov

Permitting and local issues:
Search for local permitting authority

You may send facsimile transmissions to (512)239-6390 or mail to: TCEQ, OSSF Program, MC-235, PO Box 13087, Austin, TX 78711-3087.