Simple Guidelines for Lighting Regulations
for Small Communities, Urban Neighborhoods, and Subdivisions
The purpose of the regulation is to:
All outdoor lighting fixtures (luminaires) shall be installed in conformance with this Regulation and with the provisions of the Building Code, the Electrical Code, and the Sign Code, as applicable and under permit and inspection, if such is required.
Comment: Practical Considerations
Maximum Lamp Wattage and Required Luminaire or Lamp Shielding:
All lighting installations shall be designed and installed to be fully shielded (full cutoff), except as in exceptions below, and shall have a maximum lamp wattage of 250 watts HID (or lumen equivalent) for commercial lighting, 100 watts incandescent, and 26 watts compact fluorescent for residential lighting (or approximately 1,600 lumens). In residential areas, light should be shielded such that the lamp itself or the lamp image is not directly visible outside the property perimeter.
Lighting that is exempt from these regulations:
Other Resources for Establishing Outdoor Lighting Guidelines
Naming Of Two New International Dark Sky Places Highlights UK Commitment To Dark Night Skies
IDA is proud to recognize Northumberland International Dark Sky Park and Isle of Coll International Dark Sky Community for their exceptional efforts in helping preserve and promote dark night skies over Britain. This brings to six the total number of IDA International Dark Sky Places in the UK, second only to the United States. Read the press release >>
IDA on TV
IDA Executive Director Bob Parks was recently interviewed about light pollution on CBS This Morning. Watch the video here.
Light Pollution in Men's Journal
The December 2013 issue of Men's Journal has a nine-page article on light pollution. Read "How Light Pollution is Stealing the Night Sky."
IDA's Current Lighting Estimates
Check out IDA's new lighting estimates: World Outdoor Lighting Facts. Click here to see a larger graphic
Member of the IDA Board of Directors interviewed on slashdot.org:
IDA Board Member, Kelly Beatty, was interviewed on Slashdot about the importance of protecting the night sky and how LEDs are encouraging the change. Read More >>
New Mexican Skies Protected with Dark Sky Park Designation
The 34,000-acre Chaco Culture National Historical Park has been designated as the world's newest "Gold Tier" International Dark Sky Park. Read more >>
IDA Dark Sky Giveaway Winner
Skyglow Berlin Project for Kids
Interest in our International Dark Sky Places is on the rise. Learn all about them here.>>
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