§ 25-13-41. AIRPORT OVERLAY ZONES.

(A)

Within the controlled compatible land use area, the following airport overlay zones are created:

(1)

Airport overlay zone one (AO-1) consists of the portions of the controlled compatible land use area that have a yearly day-night average sound level of at least 70 decibels and not more than 75 decibels.

(2)

Airport overlay zone two (AO-2) consists of the portions of the controlled compatible land use area that have a yearly day-night average sound level of at least 65 decibels and not more than 70 decibels.

(3)

Airport overlay zone one (AO-3) consists of the portions of the controlled compatible land use area that have a yearly day-night average sound level of less than 65 decibels and are located within approximately one-half mile of the 65 decibel contour line.

(B)

The controlled compatible land use area and the airport overlay zones are depicted on the Austin-Bergstrom International Airport Land Use Map on file with the City Department of Aviation. The director of the Department of Aviation shall determine the location or meaning of a boundary or other feature on the map.

Source: Ord. 010809-78; Ord. 031211-11.