What is the air quality trend in Kātrās?

Over the past 8 days, Kātrās had an average AQI of 156 based on station measurements. The worst day was 2026-10-14 with AQI 164.

How is Kātrās air quality measured?

Air quality in Kātrās 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 Kātrās, India

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

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

107

Current AQI
Unhealthy for sensitive groups CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

161h

PM2.5 Station

161h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	153	152–154	58.9 µg/m³	7h	2
2026-10-20	151	131–155	60.5 µg/m³	23h	2
2026-10-19	157	152–165	66.5 µg/m³	24h	3
2026-10-18	155	129–160	65.2 µg/m³	24h	3
2026-10-17	158	155–159	69.0 µg/m³	23h	3
2026-10-16	157	151–163	67.9 µg/m³	24h	3
2026-10-15	159	158–163	71.9 µg/m³	23h	2
2026-10-14	164	158–168	80.7 µg/m³	13h	1

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