What is the air quality trend in Epsom?

Over the past 15 days, Epsom had an average AQI of 62 based on station measurements. The worst day was 2026-05-15 with AQI 85.

How is Epsom air quality measured?

Air quality in Epsom 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 Epsom, United Kingdom

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

337h

PM2.5 Station

337h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	45	8–71	11.2 µg/m³	16.0	22h	37
2026-05-28	55	37–111	14.6 µg/m³	21.9	24h	38
2026-05-27	63	42–135	17.8 µg/m³	23.7	24h	42
2026-05-26	69	41–120	20.9 µg/m³	20.5	24h	45
2026-05-25	68	40–120	20.2 µg/m³	27.6	24h	49
2026-05-24	71	33–153	21.7 µg/m³	20.8	24h	40
2026-05-23	59	40–123	16.5 µg/m³	15.5	24h	42
2026-05-22	52	34–77	13.6 µg/m³	11.9	24h	45
2026-05-21	58	29–116	16.6 µg/m³	6.4	24h	38
2026-05-20	64	28–146	19.1 µg/m³	9.6	24h	41
2026-05-19	64	28–129	19.0 µg/m³	10.4	24h	48
2026-05-18	56	25–84	15.6 µg/m³	7.1	24h	47
2026-05-17	67	27–104	20.4 µg/m³	6.5	24h	56
2026-05-16	55	18–115	16.0 µg/m³	7.0	24h	53
2026-05-15	85	45–161	32.7 µg/m³	7.5	3h	33

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