What is the air quality trend in Kolavallúr?

Over the past 15 days, Kolavallúr had an average AQI of 67 based on station measurements. The worst day was 2026-06-05 with AQI 88.

How is Kolavallúr air quality measured?

Air quality in Kolavallúr 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 Kolavallúr, India

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

268h

PM2.5 Station

268h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	74	42–127	23.3 µg/m³	10h	1
2026-06-08	70	16–216	28.8 µg/m³	22h	2
2026-06-07	75	23–152	24.2 µg/m³	18h	2
2026-06-06	86	12–216	35.7 µg/m³	20h	2
2026-06-05	88	21–179	33.5 µg/m³	22h	2
2026-06-04	71	21–157	22.2 µg/m³	23h	2
2026-06-03	71	13–160	23.1 µg/m³	23h	2
2026-06-02	62	9–130	19.1 µg/m³	22h	2
2026-06-01	49	11–134	14.6 µg/m³	18h	2
2026-05-31	35	11–95	9.1 µg/m³	17h	1
2026-05-30	60	26–143	17.9 µg/m³	15h	1
2026-05-29	62	19–175	21.0 µg/m³	19h	1
2026-05-28	62	14–168	20.5 µg/m³	16h	1
2026-05-27	87	15–357	42.6 µg/m³	16h	2
2026-05-26	65	37–108	19.7 µg/m³	7h	2

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