What is the air quality trend in Samāstipur?

Over the past 7 days, Samāstipur had an average AQI of 77 based on station measurements. The worst day was 2026-06-06 with AQI 104.

How is Samāstipur air quality measured?

Air quality in Samāstipur 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 Samāstipur, India

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

119h

PM2.5 Station

119h · 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	73	10–180	26.7 µg/m³	18h	2
2026-06-07	57	5–122	17.7 µg/m³	16h	2
2026-06-06	104	13–417	56.1 µg/m³	16h	1
2026-06-05	91	12–476	47.3 µg/m³	19h	2
2026-06-04	65	11–146	20.2 µg/m³	15h	1
2026-06-03	76	5–171	27.0 µg/m³	15h	1
2026-06-02	73	9–179	27.5 µg/m³	20h	2

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