What is the air quality trend in Tondalam?

Over the past 8 days, Tondalam had an average AQI of 65 based on station measurements. The worst day was 2026-05-26 with AQI 83.

How is Tondalam air quality measured?

Air quality in Tondalam 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 Tondalam, India

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

Historical PM2.5 and AQI trend from monitoring stations near Tondalam, India.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

93h

PM2.5 Station

93h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	63	63–63	17.8 µg/m³	1h	1
2026-05-29	50	11–109	15.0 µg/m³	15h	1
2026-05-28	43	10–119	13.0 µg/m³	14h	1
2026-05-27	73	21–162	26.3 µg/m³	8h	1
2026-05-26	83	15–192	38.3 µg/m³	15h	1
2026-05-25	82	13–183	32.5 µg/m³	16h	1
2026-05-24	57	3–193	24.6 µg/m³	11h	1
2026-05-23	74	15–234	31.5 µg/m³	13h	1

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