Ketchikan, Alaska – Three Low Pressure Sodium (LPS) fixtures – https://glowobject.com/blogs/research/ketchikan-alaska-lps-street-lighting-pilot
Shelburne, Massachusetts – 2200K maximum CCT – https://www.accessfixtures.com/rockport-massachusetts-fireflies-led-streetlight-dark-sky/
Amherst, Massachusetts – 2200K maximum for streetlights – https://www.amherstma.gov/DocumentCenter/View/65508/Amherst-Streetlights-Policy—Modified-for-TSO—2023-01-30—Rev1
Pepperrell, Massachusetts – 2200K streetlights – https://www.buildings.com/architecture/article/55253874/projects-town-receives-zero-complaints-that-new-ultra-warm-leds-arent-bright-enough
Illinois – Statute requires all state-purchased outdoor lighting to be 2200K or less starting in 2032. – https://ilga.gov/Legislation/BillStatus/FullText?GAID=18&DocNum=5474&DocTypeID=HB&LegId=167406&SessionID=114
Cambria, California – Maximum 2400K – https://www.cambriacsd.org/files/63f2be01d/Handout+%232.pdf
Panticosa, Spain – https://www.facebook.com/groups/softlights.org/permalink/2829995244046011/
Barnet, United Kingdom – Legal challenge results in 2200K LED – https://www.localgov.co.uk/Legal-challenge-prompts-council-to-install-new-LED-bulbs-/60229
Aragon, Spain – 2200K LED – https://www.reddit.com/r/darksky/comments/1jbhea5/2200k_led_streetlights_arag%C3%B3n_spain_the_whole/
