Environmental Commission recommends wastewater extension for 1107 Castle Ridge Road

Oct 7, 2026

After a staff presentation and technical questions, the commission voted 10–0–1 to recommend City Council approve a wastewater service extension to 1107 Castle Ridge Road, with staff citing geological and regulatory constraints that make on-site sewage systems less appropriate.

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The Austin Environmental Commission on Wednesday recommended that City Council approve a wastewater service extension request for 1107 Castle Ridge Road (SER #6451), a 2.85-acre site in the Barton Creek watershed and Edwards Aquifer contributing zone. Staff said the owner plans to subdivide the lot for three single-family homes and proposed construction of about 760 feet of gravity main to connect the property to an existing 8-inch line. The commission approved a substitute motion to recommend approval by a 10–0–1 roll-call vote.

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