Dark Sky Rules: Albuquerque vs Los Ranchos de Albuquerque
How do dark sky rules rules compare between Albuquerque, NM and Los Ranchos de Albuquerque, NM?
Albuquerque and Los Ranchos de Albuquerque have similar restriction levels.
Albuquerque, NM
Bernalillo County
New Mexico enacted the Night Sky Protection Act (NMSA §74-12-1 et seq.) in 1999, one of the first state-level dark sky laws in the nation. Albuquerque enforces outdoor lighting standards through the IDO that align with and supplement the state act. All outdoor lighting fixtures must be shielded and directed downward to minimize light pollution and protect New Mexico's renowned night skies.
View full Albuquerque rules →Los Ranchos de Albuquerque, NM
Bernalillo County
Bernalillo County enforces the New Mexico Night Sky Protection Act (NMSA §74-12-1 through -11), one of the nation's oldest dark-sky laws. All outdoor lighting over 150W incandescent equivalent must be fully shielded. IDO §5-11 adds local curfews and lumen caps.
View full Los Ranchos de Albuquerque rules →Key Facts Comparison
| Fact | Albuquerque | Los Ranchos de Albuquerque |
|---|---|---|
| State Law | NM Night Sky Protection Act §74-12-1 | NMSA §74-12 (1999) |
| Fixture Requirement | Full-cutoff, shielded, directed downward | - |
| Photometric Plans | Required for new development | - |
| Uplighting | Restricted | - |
| IDO Standards | Max illumination levels by zone district | - |
| Shielding Trigger | - | Over 1,800 lumens |
| Color Temp | - | 3000K max |
| Local Code | - | IDO §5-11 |
| Commercial Curfew | - | 11 PM |
Highlighted rows indicate differences between cities.
Albuquerque FAQ
What outdoor lighting is allowed in Albuquerque?
All outdoor lighting must use shielded, full-cutoff fixtures that direct light downward. This applies under both the state Night Sky Protection Act and the city's IDO standards. Unshielded lights are prohibited.
Why does New Mexico have dark sky laws?
New Mexico's Night Sky Protection Act was enacted in 1999 to protect the state's renowned clear, dark skies for astronomical observation, tourism, and quality of life. Albuquerque's proximity to observatories and natural areas makes dark sky compliance important.
Los Ranchos de Albuquerque FAQ
Does this apply to my porch light?
Only if it exceeds 1,800 lumens (about 100W LED equivalent). Standard 60–75W porch lights are exempt but still shouldn't shine onto neighbor property.
Can I use warm-white string lights?
Yes — seasonal low-voltage decorative lighting is exempt under NMSA §74-12-6.
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