What is the air quality trend in Eltham?

Over the past 8 days, Eltham had an average AQI of 25 based on station measurements. The worst day was with AQI .

How is Eltham air quality measured?

Air quality in Eltham 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 Eltham, United Kingdom

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

Historical PM2.5 and AQI trend from monitoring stations near Eltham, United Kingdom.

Current AQI
Good

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

114h · 1 station

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-11	13	3–16	3.1 µg/m³	6.2	5h	15
2026-04-10	14	10–18	3.5 µg/m³	11.5	24h	19
2026-04-09	22	10–57	5.4 µg/m³	16.7	19h	16
2026-04-08	72	37–83	22.3 µg/m³	31.8	10h	16
2026-04-07	42	19–61	10.4 µg/m³	22.7	24h	20
2026-04-06	13	4–25	3.0 µg/m³	10.0	21h	16
2026-04-05	14	8–21	3.4 µg/m³	4.5	2h	1
2026-04-04	11	7–15	2.6 µg/m³	8.5	9h	16

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