CAS - Flagstaff, Arizona


First Dark Sky

CAS Logo
CAS Logo

Flagstaff, Arizona

International Dark Sky City

On October 24th, 2001, the City of Flagstaff became the World’s First “International Dark Sky City”, a designation given by the International Dark Sky Association ( IDA ), to identify towns and cities “with exceptional commitment to and success in implementing the ideals of dark sky preservation and/or restoration, and their promotion through quality outdoor lighting.”

Flagstaff dark sky ordinance: Division 10-50.70: Outdoor Lighting Standards

Home  ||   About  ||   Membership  ||   Calendar  ||   Join us

Outreach  ||   Flagstaff  ||   Photos  ||   Articles  ||   Observing Sites  ||   Weather

Coordinated Universal Time   ||   National Weather Service