What is the air quality trend in Periyakottai?

Over the past 15 days, Periyakottai had an average AQI of 96 based on station measurements. The worst day was 2026-05-21 with AQI 182.

How is Periyakottai air quality measured?

Air quality in Periyakottai 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 Periyakottai, India

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

129h

PM2.5 Station

129h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	74	27–111	23.5 µg/m³	8h	1
2026-05-28	58	14–158	20.3 µg/m³	5h	1
2026-05-27	132	36–300	76.8 µg/m³	8h	1
2026-05-26	111	59–176	43.7 µg/m³	8h	1
2026-05-25	120	10–500	96.8 µg/m³	12h	1
2026-05-24	122	7–225	65.0 µg/m³	6h	1
2026-05-23	70	3–150	22.8 µg/m³	7h	1
2026-05-22	71	14–160	24.7 µg/m³	13h	1
2026-05-21	182	48–500	170.0 µg/m³	8h	1
2026-05-20	115	5–500	63.2 µg/m³	16h	1
2026-05-19	88	22–207	36.3 µg/m³	12h	1
2026-05-18	114	14–286	62.1 µg/m³	10h	1
2026-05-17	62	6–155	20.3 µg/m³	7h	1
2026-05-16	71	17–194	31.3 µg/m³	8h	1
2026-05-15	54	54–54	13.5 µg/m³	1h	1

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