What is the air quality trend in San Salvador Atenco?

Over the past 8 days, San Salvador Atenco had an average AQI of 45 based on station measurements. The worst day was 2026-05-23 with AQI 55.

How is San Salvador Atenco air quality measured?

Air quality in San Salvador Atenco is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for San Salvador Atenco, Mexico

Name: San Salvador Atenco Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near San Salvador Atenco, Mexico.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 15 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	33	20–59	8.1 µg/m³	23.9	14h	11
2026-05-28	40	25–66	10.1 µg/m³	23.4	24h	12
2026-05-27	49	31–119	12.8 µg/m³	42.4	24h	11
2026-05-26	47	27–165	13.5 µg/m³	32.5	24h	12
2026-05-25	52	30–177	15.6 µg/m³	41.0	24h	11
2026-05-24	42	27–60	10.3 µg/m³	29.5	24h	11
2026-05-23	55	33–162	16.4 µg/m³	45.6	24h	13
2026-05-22	47	38–55	11.5 µg/m³	40.3	9h	13

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