What is the air quality trend in Valvedditturai?

Over the past 8 days, Valvedditturai had an average AQI of 55 based on station measurements. The worst day was 2026-07-07 with AQI 68.

How is Valvedditturai air quality measured?

Air quality in Valvedditturai 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 Valvedditturai, Sri Lanka

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

Historical PM2.5 and AQI trend from monitoring stations near Valvedditturai, Sri Lanka.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

150h

PM2.5 Station

150h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-09	58	44–76	15.7 µg/m³	29.9	9h	1
2026-07-08	60	47–87	16.5 µg/m³	31.0	24h	1
2026-07-07	68	60–79	20.2 µg/m³	38.1	23h	1
2026-07-06	58	22–66	16.1 µg/m³	30.6	12h	1
2026-07-05	56	49–65	14.7 µg/m³	28.2	24h	1
2026-07-04	48	18–99	12.6 µg/m³	22.9	24h	1
2026-07-03	48	38–58	11.7 µg/m³	22.6	24h	1
2026-07-02	44	13–54	10.7 µg/m³	20.2	10h	1

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