Ord 2023-073amending Chapter 10, Aviation, by adding a new Article 3, Airport Hazard Zoning and Surrounding Land Use Ordinance, that establishes Airport Zoning Regulations

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Approach 2 Zone(A-2) Residential—density above 3 dwelling Undeveloped, units per acre Agriculture/Recreational, Residential - density not to exceed 3 dwelling units per acre,Commercial, Industrial Approach 3 Zone(A-3) Residential—density above 6 dwelling Undeveloped, units per acre Agriculture/Recreational, Residential- density not to exceed 6 dwelling units per acre,Commercial, Industrial Transition Zone Residential—density above the prescribed Undeveloped, density of the adjacent Zone. Agriculture/Recreational,Commercial, Industrial, Residential -same density as adjacent Zone (c) Plat Note—The following plat note shall be added to all subdivision plats located within the Overlay Zones: "This subdivision is subject to the City of San Marcos airport hazard zoning district standards." Sec. 10.042. Height Hazard Regulations The purpose of this section is to provide height hazard zoning regulations for the airport by establishing standards that will protect the airspace surrounding the Airport from Airport Hazards. (a) Notice Requirements—All developments meeting the criteria set forth under 14 CFR Part 77.9 Construction or Alteration Requiring Notice must be reviewed by the FAA. All proposed developments meeting these requirements must be submitted to the FAA via a FAA Form 7460-1 within the time parameters set forth in 14 CFR Part 77.7 Form and Time of Notice. The notification requirements set forth in CFR Part 77.9 are shown on the map that is on file with the City of San Marcos' Engineering and CIP Department and is available upon request. The FAA has established a Notice Criteria Tool on its website which can be used to determine whether a FAA Form 7460-1 needs to be submitted per 14 CFR Part 77.9. (b) Zones—In order to carry out the provisions of these regulations,there are hereby created and established certain zones which include all of the land lying beneath the Approach Surfaces,Conical Surface, Horizontal Surface,and Transitional Surfaces as they apply to the Airport. Such surfaces are shown in the Airport's Height Hazard Map which is available for review in the City of San Marcos' Engineering and CIP Department and further described in the following subsections. (1). Approach Zones-An approach zone is established beneath the Approach Surface at the end of all existing and proposed Runways at the Airport.The dimensions of the approach zones associated with each Runway end at the San Marcos Regional Airport are defined in the table below. All approach zones and surfaces begin 200 ft.from the end of the paved Runway and start at the established Runway end elevation. Runway Inner Width(ft.) Outer Width Length Slope (ft.) (ft.) Runway 8 1,000 3,500 10,000 34:1 Runway 13 1,000 16,000 50,000 50:1(VY 10,000 ft.) 40:1(remaining 40,000 ft.) Runway 17 1,000 4,000 10,000 34:1 Runway 26 1,000 4,000 10,000 34:1 Runway 31 1,000 4,000 10,000 34:1 Runway 35 1,000 4,000 10,000 34:1 Page 5 of 9