For the purpose of this subchapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
FLOODLIGHTING. A system designed for lighting a scene or object to a luminance greater than its surroundings. It can be for utility, advertising, or decorative purposes.
FOOTCANDLE. The amount of illumination provided by one lumen uniformly distributed on one square foot of surface. See diagram below.
GLARE. Lighting entering the eye directly from luminaires or indirectly from reflective surfaces that cause visual discomfort or reduced visibility.
LAMP and LIGHT SOURCE. A device that produces visible energy, such as a bulb.
LIGHT INTRUSION OR TRESPASS. A light flow that spills outside the location boundary causing a disturbance to adjacent areas.
LIGHTING STANDARD. The light pole and the base measured at the highest point on the pole or fixture including the base.
LUMEN. The unit of measure used to quantify the amount of light produced by a lamp or emitted from a luminaire (as distinct from “watt,” a measure of power consumption).
LUMINAIRE. A complete lighting unit including a light source and all necessary mechanical, electrical, reflective and decorative parts.
POINT METHOD PHOTOMETRICS. A lighting design procedure for predetermining the illuminance at various locations in lighting installations by use of luminaire photometric data.
PRIVATE OUTDOOR RECREATIONAL ACTIVITIES. Any form of outdoor play or amusement, including, but not limited to, games or sports conducted on property not owned, operated, or leased for operation by the city, a school, school district, county, or other governmental agency.
PUBLIC OUTDOOR RECREATION SPORTS FIELDS AND SPORT COURTS COMPLEX. Any outdoor community recreation facilities owned, operated, or leased for operation by the city, a school, school district, county, or other governmental agency and may include swimming pools, tennis courts, softball and baseball facilities, soccer facilities, and other outdoor athletic facilities.
RESIDENTIAL OUTDOOR LIGHTING NUISANCE. A nuisance created by light:
(1) Which if measured at the property line adjacent to residentially zoned property or adjacent to a property used for residential purposes, is in excess of two-tenths (0.2) of one footcandle;
(2) Which if measured at the property line adjacent to an arterial street, is in excess of one and one-half (1-1/2) footcandles; or
(3) Which if measured at the property line adjacent to a collector or residential street, is in excess of two-tenths (0.2) of one footcandle.
SEASONAL LIGHTING. Temporary lighting installed and operated in connection with holidays or traditions.
VERTICAL ILLUMINANCE. Illuminance measured or calculated in a plane perpendicular to the site boundary or property line.
(Ord. OR-2101-18, passed 11-12-18)