MOSQUITO CONTROL

San Antonio City Code ch. 15, art. VI

in effect

San Antonio City Code § 15-151 Collections of water regulated.

Sec. 15-151. - Collections of water regulated. The collections of water to be considered as coming within the terms of sections 15-152 through 15-156 are those waters which are contained in ditches, ponds, pools, excavations, holes, depressions, cesspools, privy vaults, fountains, basements, cisterns, tanks, shallow wells, barrels, troughs, urns, receptacles in which potted plants or flowers are placed, cans, boxes, bottles, tubs, buckets, defective house roof gutters, tanks or flush closets, automobile casings or any other water containers. (Code 1950, § 62-38; Code 1959, § 41-11)

San Antonio City Code § 15-152 Enforcing officers, right of entry.

Sec. 15-152. - Enforcing officers, right of entry. The director of public health and those working directly under his supervision, shall enforce the provisions of sections 15-151 through 15-156 and for this purpose may at all reasonable times enter in and upon any premises within the city. (Code 1950, § 62-39; Code 1959, § 41-12)

San Antonio City Code § 15-153 Failure to abate mosquito breeding conditions after notice.

Sec. 15-153. - Failure to abate mosquito breeding conditions after notice. If any person responsible under the terms of sections 15-151 through 15-156 for the existence of any conditions which give rise to mosquito breeding, refuses to take all necessary measures to prevent the same, in accordance with the terms of this article, within three (3) days after notice from the director of public health, or his duly authorized representative, so to do, he shall be guilty of a misdemeanor. (Code 1950, § 62-40; Code 1959, § 41-13)

San Antonio City Code § 15-154 Treatment of water conditions conducive to breeding required.

Sec. 15-154. - Treatment of water conditions conducive to breeding required. It shall be unlawful for the occupant or owner of any premises in the city, or the agent of the owner, if the owner be a nonresident or absent from the city, to cause, suffer or permit any collection of standing or flowing water in which mosquitoes breed, or are likely to breed, unless such collection of water is treated in the manner prescribed herein, so as to prevent the breeding of mosquitoes, and any such collection of water, so unlawfully maintained, is declared to be a nuisance. (Code 1950, § 62-41; Code 1959, § 41-14)

San Antonio City Code § 15-155 Methods of treatment for preventing breeding.

Sec. 15-155. - Methods of treatment for preventing breeding. The methods of treatment of any such collection of water for the purpose of preventing the breeding of mosquitoes may be one or more of the following: (1) Complete abolition of water containers described in section 15-151 when in the opinion of the director of public health, or his duly authorized representative, such containers are unnecessary, or constitute a menace to the health of the city; (2) Complete emptying of unscreened or untreated containers, together with their thorough drying or cleaning, every four (4) days; (3) Screening with wire netting of at least sixteen (16) meshes to the inch, one way, or any other material which will effectively prevent the ingress, or egress of mosquitoes; (4) Using an approved larvicide; (5) Covering completely the surface of the water with kerosene, petroleum or paraffin oil, once every seven (7) days; (6) Cleaning and keeping sufficiently free of vegetable growth and other obstructions, stocking with mosquito-destroying fish; absence of half-grown mosquito larvae to be evidence of compliance with the measure; (7) Filling or draining of depressions or containers. (Code 1950, § 62-42; Code 1959, § 41-15)

San Antonio City Code § 15-156 Discharges of untreated water on property within city declared nuisance.

Sec. 15-156. - Discharges of untreated water on property within city declared nuisance. It shall be unlawful for the occupant or owner of any premises adjoining the city, or the agent of the owner, if such owner be a nonresident, to cause, suffer or permit any water to be discharged or flow upon property within the city in a manner that is likely to cause such water to collect, stand or stagnate upon property within the city, in which water mosquitoes breed, or are likely to breed, unless such collection of water is treated in the manner prescribed in section 15-155 so as to prevent the breeding of mosquitoes, and any such discharges or flowing of water into the city which water subsequently collects, stands upon or stagnates upon property within the city, is declared to be a nuisance. (Code 1950, § 62-43; Code 1959, § 41-16)

Source: City of San Antonio, City Code, City Charter and Unified Development Code (Municode Library, library.municode.com)URL: https://library.municode.com/tx/san_antonio/codes/code_of_ordinances?nodeId=PTIICO_CH15HE_ARTVIMOCOFetched: 10/27/2026