Air Quality in San Juan, New Mexico

47
Current AQI: Good
Primary pollutant: OZONE · Updated 03/29/26
48
Median AQI (2024)
115
Max AQI (2024)
→ stable
10-Year Trend
Ozone
Primary Pollutant
218
Good Days (2024)
8
Monitoring Stations

AQI Trend (Median)

Air Quality Days by Category

Annual Summary

YearMedian AQIMax AQI Good DaysModerate DaysUnhealthy Days Ozone DaysPM2.5 Days
2024 48 11521813711 3640
2023 46 1172491124 3620
2022 45 22023811611 3420
2021 46 1262371208 3600
2020 45 109265965 3640
2019 49 972081570 3620
2018 47 12921313616 3630
2017 47 1332301296 3590
2016 44 108273912 3550
2015 44 1152631002 3375

Recent Daily AQI

DateAQICategoryPrimary Pollutant
Dec 31, 2024 38 GoodOzone
Dec 30, 2024 42 GoodOzone
Dec 29, 2024 37 GoodOzone
Dec 28, 2024 38 GoodOzone
Dec 27, 2024 39 GoodOzone
Dec 26, 2024 33 GoodOzone
Dec 25, 2024 40 GoodOzone
Dec 24, 2024 40 GoodOzone
Dec 23, 2024 38 GoodOzone
Dec 22, 2024 43 GoodOzone
Dec 21, 2024 41 GoodOzone
Dec 20, 2024 36 GoodOzone
Dec 19, 2024 37 GoodOzone
Dec 18, 2024 44 GoodOzone
Dec 17, 2024 36 GoodOzone
Dec 16, 2024 43 GoodOzone
Dec 15, 2024 44 GoodOzone
Dec 14, 2024 39 GoodOzone
Dec 13, 2024 40 GoodOzone
Dec 12, 2024 35 GoodOzone
Dec 11, 2024 31 GoodOzone
Dec 10, 2024 37 GoodOzone
Dec 9, 2024 42 GoodOzone
Dec 8, 2024 38 GoodOzone
Dec 7, 2024 32 GoodOzone
Dec 6, 2024 37 GoodOzone
Dec 5, 2024 41 GoodOzone
Dec 4, 2024 34 GoodOzone
Dec 3, 2024 40 GoodOzone
Dec 2, 2024 34 GoodOzone
Dec 1, 2024 33 GoodOzone
Nov 30, 2024 33 GoodOzone
Nov 29, 2024 36 GoodOzone
Nov 28, 2024 37 GoodOzone
Nov 27, 2024 40 GoodOzone
Nov 26, 2024 40 GoodOzone
Nov 25, 2024 44 GoodOzone
Nov 24, 2024 43 GoodOzone
Nov 23, 2024 45 GoodOzone
Nov 22, 2024 47 GoodOzone
Nov 21, 2024 43 GoodOzone
Nov 20, 2024 41 GoodOzone
Nov 19, 2024 44 GoodOzone
Nov 18, 2024 42 GoodOzone
Nov 17, 2024 46 GoodOzone
Nov 16, 2024 49 GoodOzone
Nov 15, 2024 44 GoodOzone
Nov 14, 2024 43 GoodOzone
Nov 13, 2024 40 GoodOzone
Nov 12, 2024 47 GoodOzone
Nov 11, 2024 43 GoodOzone
Nov 10, 2024 41 GoodOzone
Nov 9, 2024 39 GoodOzone
Nov 8, 2024 34 GoodOzone
Nov 7, 2024 31 GoodOzone
Nov 6, 2024 39 GoodOzone
Nov 5, 2024 41 GoodOzone
Nov 4, 2024 35 GoodOzone
Nov 3, 2024 48 GoodOzone
Nov 2, 2024 47 GoodOzone
Nov 1, 2024 45 GoodOzone
Oct 31, 2024 44 GoodOzone
Oct 30, 2024 37 GoodOzone
Oct 29, 2024 45 GoodOzone
Oct 28, 2024 34 GoodOzone
Oct 27, 2024 38 GoodOzone
Oct 26, 2024 45 GoodOzone
Oct 25, 2024 45 GoodOzone
Oct 24, 2024 42 GoodOzone
Oct 23, 2024 47 GoodOzone
Oct 22, 2024 45 GoodOzone
Oct 21, 2024 47 GoodOzone
Oct 20, 2024 46 GoodOzone
Oct 19, 2024 45 GoodOzone
Oct 18, 2024 45 GoodOzone
Oct 17, 2024 41 GoodOzone
Oct 16, 2024 46 GoodOzone
Oct 15, 2024 54 ModerateOzone
Oct 14, 2024 58 ModerateOzone
Oct 13, 2024 64 ModerateOzone
Oct 12, 2024 61 ModerateOzone
Oct 11, 2024 67 ModerateOzone
Oct 10, 2024 51 ModerateOzone
Oct 9, 2024 51 ModerateOzone
Oct 8, 2024 49 GoodOzone
Oct 7, 2024 61 ModerateOzone
Oct 6, 2024 49 GoodOzone
Oct 5, 2024 47 GoodOzone
Oct 4, 2024 51 ModerateOzone
Oct 3, 2024 49 GoodOzone

Monitoring Stations

1H Substation
Not in a City
Est. 1971-01-01
36.7967, -108.4731
1NL Navajo Lake
Not in a City
Est. 2005-07-08
36.8097, -107.6522
1ZB Bloomfield
Bloomfield
Est. 1996-03-12
36.7422, -107.9776
Chaco Culture NHP - Radio Repeater
Not in a City
Est. 2017-02-23
36.0350, -107.9042
Dine College GIS Lab
Shiprock
Est. 2000-01-01
36.8071, -108.6952
Farmington Environment Department Office
Farmington
Est. 2008-10-01
36.7742, -108.1650
Nenahnezad, NM school (Nenmsch)
Not in a City
Est. 2010-10-26
36.7363, -108.4174
SITE LOCATED ON MESA TOP WITHIN MUNICIPAL AIRPORT
Farmington
Est. 1993-02-17
36.7358, -108.2390

Frequently Asked Questions

What is the air quality in San Juan, New Mexico?

Based on EPA data from 2024, San Juan has a median Air Quality Index (AQI) of 48, which is classified as "Good." The primary pollutant is Ozone. Over the past 10 years, air quality has been stable.

Is San Juan a good place to live for air quality?

San Juan has a 10-year average median AQI of 46. In 2024, there were 218 days with "Good" air quality and 11 days with unhealthy conditions. No special precautions are needed for most people.

What pollutants affect San Juan the most?

The primary pollutant driving the AQI in San Juan is Ozone. This is monitored by 8 active EPA stations in the county. Other pollutants tracked include ozone, PM10, nitrogen dioxide, sulfur dioxide, and carbon monoxide.

How many air quality monitoring stations are in San Juan?

There are 8 active EPA monitoring stations in San Juan, New Mexico. These stations continuously measure pollutant levels and contribute to the daily AQI calculations.