San Marcos Development Code 9.1.2020

7 C H A P T E R

Supplemental Development Standards

Article 5: Lighting and glare standards Division 1: GENERAL

Section 7.4.2.3Odorous Matter

A. Odorous Matter Limited. No use shall be located or operated which involves the emission of odorous matter from a source of operation where the odorous matter is clearly detectable at the bounding property line or any point beyond the tract on which such use or operation is located. B. General Method and Procedures. The odor threshold as herein set forth shall be determined by observation by the Responsible Official. In any case where uncertainty may arise, or where the operator or owner of an odor emitting use disagrees with the Responsible Official, or where specific measurement of odor concentration is required, the method and procedures specified by the ASTM shall be utilized. Section 7.4.2.4Fire or Explosive Hazard Material A. Limits on Manufacture and Storage. No use involving the manufacture or storage of compounds or products which decompose by detonation shall be permitted except that chlorates, nitrates, perchlorates, phosphorus, and similar substances and compounds in small quantities for use by industry, school laboratories, druggists or wholesalers may be permitted when approved by the City Fire Chief. B. Storage of Flammable Liquids and Materials. The storage and use of all flammable liquids and materials such as pyroxylin plastics, nitrolose film, solvents, and petroleum products shall be permitted only when the storage or use conforms to the standards and regulations of the City Fire Prevention Code or are approved by the Fire Marshal. Section 7.4.2.5Toxic and Noxious Matter No operation or use shall emit a concentration of toxic or noxious matter across the bounding property line of the tract on which the operation or use is located which shall exceed ten percent of the concentration (exposure) considered as the threshold limit for an industrial worker as such standards are set forth by the Texas State Department of Health Services in “Threshold Limit Values Occupa- tional Health Regulation No. 3”.

Section 7.5.1.1Purpose

A. Standards for controlling lighting and glare are set forth to reduce hazards to motorists and annoyance and inconvenience from light trespass upon the residents, drivers, pedestrians, businesses and other elements of the community. B. Standards are also established in order to ensure that citizens and visitors to the City are able to continue to enjoy the night sky, natural environment and traditional character of the community. C. These standards are intended to allow reasonable enjoyment of adjacent and nearby property by their owners and occupants while requiring adequate levels of lighting of parking drives, service and pedestrian areas. D. These standards are based on the model lighting ordinance developed by the International Dark Sky Association. Section 7.5.1.2Applicability A. Applicability. The standards and criteria contained within this Article 5 are deemed to be minimum standards and shall apply to all new construction subject to a site preparation permit or the replacement or modification of outdoor lighting. B. Exemption. Property located within a single-family residential district which is used for single-family residential use is exempt from standards applied to exterior lighting. Section 7.5.1.3Review Procedure A. Proof of Compliance Required. Detailed drawing(s) verifying compliance with the requirements of this Article shall be submitted, in detail sufficient to show compliance, at both the time of site permit and building permit application submittal. The compliance shall be illustrated, along with calculations or specifications of how areas shown on the site permit and building permit applications shall meet the requirements for lighting and design.

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San Marcos Development Code Amended: September 1, 2020