Air Quality Alert: Unhealthy for Sensitive Groups in S Central LA CO, CA
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.
Air quality in S Central LA CO, CA, has reached an AQI of 110 for PM2.5 on February 22, 2026, making it Unhealthy for Sensitive Groups.
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 S Central LA CO, CA. 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, S Central LA CO.
Current Air Quality
In the S Central LA CO reporting area of California, the air quality index (AQI) for February 22, 2026, has been measured at 110 for fine particulate matter (PM2.5). This reading falls into the "Unhealthy for Sensitive Groups" category. Additionally, Ozone (O3) was recorded at an AQI of 9, which is considered "Good." The primary pollutant of concern for this period is PM2.5.
What This Means
According to standard EPA categories, an AQI between 101 and 150 is classified as "Unhealthy for Sensitive Groups." At this level, members of sensitive groups may experience health effects, though the general public is less likely to be affected.
Who Should Take Precautions
Groups at higher risk include people with heart or lung disease, older adults, children, and teenagers. These individuals are at greater risk from exposure to particle pollution.
What You Should Do
Sensitive groups are advised to reduce prolonged or heavy exertion outdoors. It is recommended to take more breaks and engage in less intense outdoor activities. If you are in a sensitive group, watch for symptoms such as coughing or shortness of breath.
Source
Information 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.