What is the air quality trend in Ongallur-I?

Over the past 15 days, Ongallur-I had an average AQI of 71 based on station measurements. The worst day was 2026-05-26 with AQI 96.

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

195h

PM2.5 Station

195h · 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	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	77	23–142	25.1 µg/m³	18h	1
2026-05-21	84	13–186	36.6 µg/m³	13h	2
2026-05-20	85	10–168	31.9 µg/m³	15h	1
2026-05-19	78	20–154	26.0 µg/m³	9h	1
2026-05-18	78	11–257	33.3 µg/m³	15h	1
2026-05-17	68	3–151	22.2 µg/m³	11h	1
2026-05-16	60	10–137	19.0 µg/m³	14h	1
2026-05-15	70	70–70	21.1 µg/m³	1h	1

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