1. Purpose. The purpose of this Section is to prevent light trespass, promote energy efficiency, and minimize light pollution.
2. Applicability. The requirements of this Section apply to all new or replacement outdoor lighting, with the exception of unshielded lighting for holiday decorations or permitted temporary uses as established in § 156.09.E (Temporary Structures and Uses). The Zoning Administrator may impose reasonable restrictions on the use of such lighting for temporary uses as necessary to protect the health, safety, and welfare of the public.
3. General Requirements.
a. Photometric Plan. A photometric plan prepared by a professional shall be approved by the Zoning Administrator prior to installation of outdoor light fixtures for nonresidential uses.
b. Prohibited Lighting. Any outdoor lighting that may be confused with a traffic control device shall be prohibited except as authorized by federal, state, county, or local government. Flashing lights, strobe lights, and laser lights are prohibited.
c. Design That Prevents Glare. All lighting shall be designed to prevent glare and interference with residential property, and motor vehicle, bicycle, and pedestrian traffic.
d. Fixtures. All new and replacement outdoor lighting shall employ full cut-off or fully shielded fixtures.
e. Facade Illumination. Building facade illumination shall be limited to fully shielded fixtures directed towards the facade. All light from such fixtures shall be concentrated on the exterior wall surface of the building being illuminated.
f. Automatic Lighting Controls. All outdoor lighting on non-residential properties shall be controlled by a photo sensor, occupancy sensor, or timer to automatically reduce outdoor lighting when sufficient daylight is available, and to automatically extinguish lights no more than one hour following the close of business, excluding security lighting.
g. Energy-Efficient Technology. The use of Light Emitting Diodes (LED) or similar technology is encouraged.
4. Illumination Standards.
a. Illumination.
(1) Non-Residential Uses. Outdoor lighting shall not exceed one foot-candle at any point on a lot line for a lot containing a non-residential use, unless otherwise specified in this Ordinance.
(2) Residential Uses. Outdoor lighting shall not exceed one-half foot-candle at any point on a lot line for a lot containing a residential use, unless otherwise specified in this Ordinance.
(3) Recreational Facilities. The average maintained outdoor lighting level for recreational uses shall not exceed 50 foot-candles, with the exception of golf-related facilities, which shall be limited to a maximum average lighting level of five foot-candles for courses and 20 foot-candles for driving range facilities.
(4) Sign Illumination. Sign illumination shall conform to the provisions of Section 156.10 (Signs).
b. Height. The maximum height of light poles and building-mounted lighting is established herein unless otherwise required by the Building Code.
(1) Non-Residential Uses. Light poles and building-mounted fixtures shall not exceed 24 feet in height for non-residential uses. Light poles for educational facilities or outdoor recreational facilities shall not exceed 60 feet in height. Outdoor lighting for all outdoor recreation areas is subject to review of building permit and photometric plan.
(2) Residential Uses. Light poles shall not exceed 24 feet in height for residential uses. Building-mounted fixtures, including under-soffit lighting, shall not exceed 15 feet in height.
(Am. Ord. 2019-30, passed 9-16-19)