What is the air quality trend in Supaul?

Over the past 8 days, Supaul had an average AQI of 70 based on station measurements. The worst day was 2026-06-01 with AQI 116.

How is Supaul air quality measured?

Air quality in Supaul 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 Supaul, India

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

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

104

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

131h

PM2.5 Station

131h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-08	87	8–166	32.2 µg/m³	16h	2
2026-06-07	60	21–105	18.5 µg/m³	19h	2
2026-06-06	67	4–433	33.6 µg/m³	21h	1
2026-06-05	55	8–168	17.5 µg/m³	21h	2
2026-06-04	54	14–151	15.8 µg/m³	17h	2
2026-06-03	72	4–158	23.8 µg/m³	17h	2
2026-06-02	55	5–107	16.0 µg/m³	19h	2
2026-06-01	116	116–116	41.6 µg/m³	1h	1

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