Jurisdiction
Austin Water regulates On-Site Sewage Facilities (OSSF), commonly known as septic tanks, within the City of Austin full jurisdiction and areas annexed for implementing the Health and Safety Code. Properties with water frontage on Lake Austin or its tributaries are in the City of Austin jurisdiction regardless of lot configuration, house location, or drainfield location.
If you are not sure your property is located within the City of Austin's jurisdiction for OSSFs, you can enter your address in the OSSF Interactive Map provided below. Alternatively, you may use the Full Page Interactive Map. The following information may be obtained from this interactive map:
- Whether your property is located within the City's jurisdiction for OSSFs.
- Whether your property is located within the Edwards Aquifer Recharge Zone or the Barton Springs segment.