SmogRank / World / United States / New Mexico / April 2025

Most polluted cities in New Mexico, United States, April 2025

7 cities in New Mexico, United States ranked by their average PM2.5 over the 30 days. Worst: Sunland Park at 28.3 µg/m³, #189 of 2,896 cities in the world. Cleanest: Taos at 3.2. A city needs measurements on 70% of the days to be ranked.

About 2.2K people in these 3 cities breathed unhealthy air on an average day of April 2025.

Ranked by people: each city's population times its share of unhealthy days, those with a daily mean over 35.4 µg/m³ (US AQI 101+). That is how many people living there breathed unhealthy air on an average day. Only cities measured at 2 or more places at least 3 km apart are ranked: one monitor shouldn't speak for a whole city. Population is the city itself, not its wider metro area.

← Sunland Park 2.2K 2K0
Every city in New Mexico, United States ranked for April 2025 with monitors in two or more places, one column each, ranked by people breathing unhealthy air: height is people on an average day, colour its average. Point at it to read a city; tap to open it.
  1. 1Sunland Park
    2.2K
  2. 2Albuquerque
    0
  3. 3North Valley
    0
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+

The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

All cities in the world, April 2025 · All cities in United States, April 2025 · New Mexico now

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SmogRank, most polluted cities in New Mexico, United States, PM2.5, April 2025, smogrank.com/us/region/new-mexico/history/2025-04 (accessed 6 Oct 2026).

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You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.