Mountain View, New Mexico Air Quality
Mountain View has a median AQI of 19, earning an air quality grade of A+ — excellent air quality that ranks better than 95% of US cities. Air quality has remained relatively stable over the past decade. Particulate matter (PM10) is the primary concern, often linked to vehicle traffic, industrial activity, and wildfire smoke. In 2025, Mountain View recorded 213 good air quality days (79% of monitored days) and 16 unhealthy days.
0Current AQI
Quick Facts
| Current AQI | 10 — Good |
| Air Quality Grade | A+ |
| Median AQI (2025) | 19 |
| vs. U.S. Cities | Better than 95% |
| Primary Pollutant | PM10 |
| Unhealthy Days/Year | 16 |
| 10-Year Trend | → Stable |
| Data Source | EPA AQS (historical) · AirNow (live) |
Health Recommendation
Air quality is satisfactory, and air pollution poses little or no risk.
It's a great day to be active outside!
5-Day AQI Forecast
Last 90 Days
Current Pollutant Levels
Real-time data from EPA AirNow
Local Air Quality Context
Air quality data for Mountain View is sourced from the 7E Deming Airport monitoring area, located approximately 2 miles from city center. This EPA-certified station continuously tracks particulate matter (PM10), the primary driver of air quality alerts in this area.
Mountain View has relatively consistent air quality throughout the year without a strong seasonal peak. Air quality is primarily influenced by local traffic, industrial activity, and regional weather patterns rather than a single seasonal driver.
AQI Trend (10 Years)
Air Quality Days by Year
Mountain View Median AQI by Year
Annual EPA air quality data for Mountain View — median AQI, day-category breakdown, and primary pollutant per year.
| Year | Median AQI | Good Days | Unhealthy Days | Max AQI | Primary Pollutant |
|---|---|---|---|---|---|
| 2025 | 19 | 213 | 18 | 321 | PM10 |
| 2024 | 17 | 341 | 4 | 153 | PM10 |
| 2023 | 16 | 334 | 2 | 157 | PM10 |
| 2022 | 17 | 317 | 9 | 806 | PM10 |
| 2021 | 19 | 339 | 3 | 462 | PM10 |
| 2020 | 19 | 335 | 1 | 353 | PM10 |
| 2019 | 12 | 349 | 2 | 630 | PM10 |
| 2018 | 16 | 343 | 3 | 137 | PM10 |
| 2017 | 19 | 340 | 5 | 136 | PM10 |
| 2016 | 17 | 338 | 3 | 162 | PM10 |
Source: EPA Air Quality System (AQS) annual summaries. "Unhealthy Days" includes Unhealthy for Sensitive Groups, Unhealthy, Very Unhealthy, and Hazardous categories.
2025 Air Quality Summary
Primary Pollutant Days (2025)
Days when each pollutant was the primary driver of AQI. Learn about pollutants →
Frequently Asked Questions About Mountain View Air Quality
What is the air quality in Mountain View today?
The current AQI in Mountain View is 10, rated "Good". Air quality is good — outdoor activity is safe for everyone today. Air quality is satisfactory, and air pollution poses little or no risk.
Is air quality in Mountain View getting better or worse?
Air quality in Mountain View has been stable. The median AQI has risen 2 points (from 17 in 2016 to 19 in 2025).
What is the most common air pollutant in Mountain View?
PM10 is the primary air pollutant in Mountain View, responsible for 268 days (100% of monitored days) in 2025. Particulate matter originates from vehicle exhaust, wildfires, construction, and industrial activity.
How many unhealthy air days does Mountain View have per year?
In 2025, Mountain View recorded 79% good air quality days (213 days) out of 268 monitored days. There were 9 Unhealthy for Sensitive Groups days and 7 Unhealthy days (AQI above 100). The most severe category (Very Unhealthy or Hazardous) occurred on 2 days. The highest single-day AQI recorded was 321.
What air quality grade does Mountain View receive?
Mountain View receives an air quality grade of A+, placing it better than 95% of US cities. This is based on a median AQI of 19 in 2025, with 213 good air quality days. The EPA monitors air quality in this area continuously using certified monitoring stations.
Air Quality Grade
Better than 95% of US cities
Nearby Cities
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National Rankings
See how Mountain View compares to every other US city by air quality.
Best Air Quality Cities →All city rankingsRecommended Air Purifiers for Mountain View
Mountain View's primary pollutant is PM10 (coarse dust and pollen). Units with a washable pre-filter stage plus True HEPA handle the larger particles that drive most of this area's air quality days.
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