Our Work

Best Practices


Many existing lights are not adequately shielded.

Home Lighting Assessment

See darksky.org for more.

Four Recommendations

Shielding, color, intensity, timing.

IDA Fixture Seal of Approval

Packages show this seal, which indicates that the fixture meets the IDA's recommendations.

Join the International Dark-sky Association

IDA members with a Colorado mailing address are automatically part of the Colorado chapter. 

Colorado chapter members get a monthly newsletter and other benefits.