What is the air quality trend in Ongallur-I?

Over the past 8 days, Ongallur-I had an average AQI of 76 based on station measurements. The worst day was 2026-05-22 with AQI 139.

How is Ongallur-I air quality measured?

Air quality in Ongallur-I 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 Ongallur-I, India

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

Historical PM2.5 and AQI trend from monitoring stations near Ongallur-I, India.

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

100h

PM2.5 Station

100h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	66	13–95	20.8 µg/m³	12h	1
2026-05-28	37	9–113	10.8 µg/m³	10h	1
2026-05-27	71	15–154	23.2 µg/m³	17h	1
2026-05-26	96	5–386	51.8 µg/m³	15h	1
2026-05-25	61	7–162	20.0 µg/m³	18h	1
2026-05-24	77	13–177	30.7 µg/m³	14h	2
2026-05-23	68	21–164	24.0 µg/m³	13h	1
2026-05-22	139	139–139	50.8 µg/m³	1h	3

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