HomeMy WebLinkAbout3.3TOWN OF LOS ALTOS HILLS
Staff Report to the City Council
April 5, 2012
Item 3.3
SUBJECT: AMENDMENTS TO THE OUTDOOR LIGHTING POLICY; FILE # 302-11-
MISC
FROM: Nicole Horvitz, Assistant Planner��/?
TOWN OF LOS ALTOS HILLS
26379 Fremont Road
Los Altos Hills, CA 94022
Phone: (650) 941-7222
www.losaltoshills.ca.gov
Attachment 1
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Outdoor Lighting Policy
Approved by City Council —9/30/97
Amended by City Council—xodxodxx
Code Sections andD�� r,,:ao':„� Fast Track Guide for New Residences:
Article 10-24-0 of Title 10 Chapter 2 of the Site Development Ordinance outlines criteria for
outdoor lighting. In particular, Section 10-2.1003 10-2.1005 indicates that outdoor lighting
should use "the minimum wattage lights which will safely illuminate the area" and that outdoor
light sources "shall be shielded so as not to be directly visible from off-site." Page 30 of
Design Guidelines Goal IV (C3) of the Fast Track Guide for New Residences suggests that
exterior lights be carefully placed to prevent light fF@m shining onto neighboring houses and
li& seuFees� must net be • sible fFem ^f The Zoning and Site Development Ordinances
limit lighting within the property line setbacks to "driveway light fixtures, limited to one fixture
on each side of a driveway, for a maximum of two (2) fixtures per lot," but additional fixtures
may be approved if necessary for safety.
Intent:
The purpose of Zoning and Site Development Ordinances
and the Fast Track Guide regarding outdoor lighting is to assure that the open and peaceful
character of the Town is maintained, that adequate lighting is provided for the enjoyment of
outdoor use areas, lighting does not intrude on the privacy of neighbors, light pollution is
reduced, and the glare is minimized onto adjacent properties. The intent of this policy is to
clarify more eeifie 4y the types and numbers of lighting fixtures that, Toy.% are
generally consistent with the ordinances and the Fast Track Guide Fede pr-eNisiefts, yet to
allow flexibility for additional lighting when it is necessary for safety purposes or where it is not
visible from off the site.
Policy:
1. The number of lights on the exterior of a structure should be limited to providing for one
light per doorway, with the exception of two lights at the main entrance, at double doors
or garage doors, etc., and additional lights only where the Planning Director or Planning
Commission determines they are needed for safety.
2. Pathway and driveway lighting should be restricted to low -height fixtures and should be
spaced the maximum distance apart which will still provide for safe use. In order to
avoid a "runway" appearance, it is recommended that lighting be placed on only one side
of the driveway or walkway, or alternate from one side to the other. Recessed louvered
lights are suggested for walkways and steps.
General; Lighting fixtures should be shielded or downlights, for- whieh the bu4b so that
the light source is not visible from off site. Exceptions may be permitted in limited
locations (entry, garage, etc.) or where the fixtures would not be visible from off site.
4. Downlighting from trees is acceptable if provided for safety or for outdoor use areas,
where minimal in number, and where the b,,db light source is not visible from off site.
5. Uplighting of trees is general! not allowed, unless it is clearly demonstrated that the
number of such lights are minimal and the glow of the uplighting would not be visible
from off site.
6. Spotlights should be limited in number, and directed away from clear view of neighbors.
Shielding of spotlights with shrouds or louvers is suggested.
7. High intensity discharge lighting, such as mercury vapor, high and low pressure sodium,
and metal halide lighting, is prohibited.
8. Lighting in within the property line setbacks is limited to two driveway light fixtures
only, for the purpose of locating and identifying the site. No lights are allowed in side or
rear yard setback areas, except where determined to be necessary for safety.
9. The Planning Commission and/or staff may allow lighting different dwa from that
outlined above when the proposed outdoor lighting is determined to be necessary to
safely illuminate the area, or where the size of the property and/or extensive screening
will assure that lighting glees and fixt ,. the light source is e&e not visible from off site.
10. Artificial lighting is not permitted for tennis courts or other recreation/sports courts.
11. Pool lighting is allowed under the following conditions:
• Lights are placed beneath the surface of the water in the pool or spa to illuminate
the water
• Other exterior lights used to illuminate the surrounding area use the minimum
number and wattage of lighting which will safely illuminate the area
• No direct light is cast beyond the immediate area of the pool
De nitrons
• Glare - Lighting entering the eye directly from luminaries or indirectly from reflective surfaces that causes visual
discomfort or reduced visibility.
• Light Pollution - Any adverse effect of artificial light including, but not limited to, glare, light trespass, sky glow,
energy waste, compromised safety and security, and impacts on the nocturnal environment.