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Hazard

Air Quality events wherever they are reported

Live monitoring. In the 90 days to 24 September 2026, the air quality events published here were filed by WAQI Air Quality and EPA AirNow US.

Total events5,018
Organisations, 90 days2
Latest23d ago
Countries, 90 days97

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Showing 4781-4800 of 5,018 events

Air QualityMediumCS:59 · v4 (historical)

Unhealthy Air Quality, Houston-Galveston-Brazoria

HoustonUnited States2026-09-0123d agoUrban PEI 1.3MAir QualityLowCS:50 · v3

Unhealthy for Sensitive Groups Air Quality, Houston-Galveston-Brazoria

HoustonUnited States2026-09-0123d agoUrban PEI 1.3MAir QualityHighCS:19 · v2

Very Unhealthy Air Quality (AQI 207)

TalcaChile2026-09-0123d agoUrban PEI 44.8KAir QualityMediumCS:32 · v2

Unhealthy Air Quality (AQI 152)

AccraGhana2026-09-0123d agoUrban PEI 570.9KAir QualityMediumCS:7 · v2

Unhealthy Air Quality (AQI 161)

BwizibweraUganda2026-09-0123d agoAir QualityMediumCS:19 · v2

Unhealthy Air Quality (AQI 172)

KiraUganda2026-09-0123d agoUrban PEI 10.7KAir QualityMediumCS:37 · v2

Unhealthy Air Quality (AQI 153)

LagosNigeria2026-09-0123d agoUrban PEI 9.4MAir QualityHighCS:66 · v4 (historical)

Very Unhealthy Air Quality, Houston-Galveston-Brazoria

HoustonUnited States2026-09-0123d agoUrban PEI 1.3MAir QualityMediumCS:14 · v2

Unhealthy Air Quality (AQI 153)

MadidoZambia2026-09-0123d agoUrban PEI 1.2KAir QualityHighCS:66 · v4 (historical)

Very Unhealthy Air Quality, Houston-Galveston-Brazoria

HoustonUnited States2026-09-0123d agoUrban PEI 1.3MAir QualityHighCS:66 · v4 (historical)

Very Unhealthy Air Quality, Houston-Galveston-Brazoria

HoustonUnited States2026-09-0123d agoUrban PEI 1.3MAir QualityCriticalCS:23 · v2

Hazardous Air Quality (AQI 500)

KandySri Lanka2026-08-3123d agoUrban PEI 76.6KAir QualityMediumCS:37 · v2

Unhealthy Air Quality (AQI 166)

CaloocanPhilippines2026-08-3123d agoUrban PEI 1.2MAir QualityMediumCS:7 · v2

Unhealthy Air Quality (AQI 155)

SarnyUkraine2026-08-3123d agoAir QualityCriticalCS:19 · v2

Hazardous Air Quality (AQI 402)

Bonn HardtbergGermany2026-08-3123d agoUrban PEI 49.7KAir QualityMediumCS:7 · v2

Unhealthy Air Quality (AQI 175)

TuzlaBosnia and Herzegovina2026-08-3123d agoAir QualityCriticalCS:23 · v2

Hazardous Air Quality (AQI 500)

KandySri Lanka2026-08-3123d agoUrban PEI 76.6KAir QualityMediumCS:28 · v2

Unhealthy Air Quality (AQI 152)

MetrogorodokRussia2026-08-3123d agoUrban PEI 142.7KAir QualityHighCS:7 · v2

Very Unhealthy Air Quality (AQI 285)

General PicoArgentina2026-08-3123d agoAir QualityMediumCS:19 · v2

Unhealthy Air Quality (AQI 175)

ChangjiChina2026-08-3123d agoUrban PEI 42.3K