WATER QUALITY TRANSITION ZONE.
Austin City Code § 30-5-482
in effect§ 30-5-482 - WATER QUALITY TRANSITION ZONE.
(A) Development is prohibited in a water quality transition zone that lies over the Edwards Aquifer recharge zone, except for:
(1) development described in Article 7, Division 1 (Critical Water Quality Zone Restrictions); and
(2) minor drainage facilities or water quality controls that comply with the floodplain modification criteria of the Environmental Criteria Manual.
(B) Development is prohibited in a water quality transition zone that lies outside the Edwards Aquifer recharge zone, except for:
(1) development described in Article 7, Division 1 (Critical Water Quality Zone Restrictions);
(2) minor drainage facilities or water quality controls that comply with Section 30-5-364 (Floodplain Modification) and the floodplain modification guidelines of the Environmental Criteria Manual;
(3) streets; and
(4) duplex or single-family residential housing with a minimum lot size of two acres and a density of not more than one unit for each three acres, excluding acreage in the 100-year floodplain.
Source: City Code Section 25-8-483; Ord. 031211-11; Ord. 031211-42; Ord. 20131017-046.
Source: City of Austin, City Code and City Charter (Municode Library, library.municode.com)URL: https://library.municode.com/tx/austin/codes/code_of_ordinances?nodeId=TIT30AUTRCOSURE_CH30-5EN_SUBCHAPTER_AWAQU_ART12BASPZORE_S30-5-482WAQUTRZOFetched: 10/27/2026