Air Quality in Argentina
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Archived observations and advisories, with dates and reporting sources.
5
Archived records (30d)
5
Archived records (90d)
2.6K
Cumulative urban PEI
Recent Events
criticalCS:43 · v5
Hazardous Air Quality (AQI 428)
Pehuajó2026-09-154h agoSource: waqi
mediumCS:37 · v4 (historical)
Unhealthy Air Quality (AQI 173)
Mendoza2026-09-131d agoSource: waqiUrban PEI 1.3K
mediumCS:29 · v4 (historical)
Unhealthy Air Quality (AQI 187)
Mendoza2026-09-087d agoSource: waqi
mediumCS:37 · v4 (historical)
Unhealthy Air Quality (AQI 177)
Mendoza2026-09-077d agoSource: waqiUrban PEI 1.3K
highCS:7 · v2
Very Unhealthy Air Quality (AQI 285)
General Pico2026-08-3114d agoSource: waqi