Air Quality Alert: Phoenix Air Quality Reaches Unhealthy Levels for Sensitive Groups
Areazine synthesizes this EPA air-quality advisory directly from EPA's official public data feed. See our methodology for full source attribution and refresh cadence.
On February 13, 2026, air quality in Phoenix, AZ reached an AQI of 121, categorized as Unhealthy for Sensitive Groups, with PM10 as the primary pollutant.
What this EPA air-quality advisory tells you, and what most readers miss
This notice was issued by EPA on April 6, 2026 and geographically references Phoenix, AZ. Its severity classification of "low" signals how the issuing agency weighs the risk of harm if no action is taken - "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to - Air Quality - determines the informational context it sits in, and which agency or body is the authoritative source for updates.
Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to verify its scope, source, and timestamp, then compare related notices without assuming that one record proves a broader trend.
Areazine pairs this record with the original agency URL so you can check the primary source before acting. Its related labels are air-quality, epa, aqi, Phoenix.
Current Air Quality
As of February 13, 2026, the air quality in the Phoenix, AZ reporting area has reached a level categorized as "Unhealthy for Sensitive Groups." The primary pollutant of concern is PM10, which recorded an Air Quality Index (AQI) value of 121. Other pollutants monitored include PM2.5, which recorded an AQI of 66 (Moderate), and Ozone (O3), which recorded an AQI of 38 (Good).
What This Means
An AQI of 121 falls into the "Unhealthy for Sensitive Groups" category. This indicates that while the general public is not likely to be affected, members of sensitive groups may experience health effects due to the concentration of air pollutants.
Who Should Take Precautions
Groups at increased risk from this level of particle pollution (PM10) include people with heart or lung disease, older adults, and children.
What You Should Do
Members of sensitive groups should reduce prolonged or heavy exertion. It is recommended to take more breaks and engage in less intense outdoor activities. Watch for symptoms such as coughing or shortness of breath. The general public is less likely to be affected and does not need to reduce outdoor activity.
Source
Data provided by EPA AirNow.
Original source: EPA Official Notice ↗
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All Air Quality →Frequently Asked Questions
Common questions about this EPA air-quality advisory.