What is the air quality trend in Thetford?

Over the past 15 days, Thetford had an average AQI of 46 based on station measurements. The worst day was 2026-06-08 with AQI 74.

How is Thetford air quality measured?

Air quality in Thetford 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 Thetford, United Kingdom

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

189h

PM2.5 Station

189h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	29	6–91	8.1 µg/m³	8h	1
2026-06-08	74	12–400	38.2 µg/m³	16h	1
2026-06-07	50	13–114	14.0 µg/m³	14h	1
2026-06-06	53	13–84	14.6 µg/m³	17h	2
2026-06-05	67	25–152	21.0 µg/m³	15h	2
2026-06-04	61	13–151	19.0 µg/m³	19h	2
2026-06-03	52	12–97	15.6 µg/m³	10h	2
2026-06-02	51	7–143	15.3 µg/m³	18h	1
2026-06-01	43	1–118	12.4 µg/m³	13h	1
2026-05-31	37	2–60	9.2 µg/m³	11h	1
2026-05-30	27	5–52	6.5 µg/m³	9h	1
2026-05-29	28	7–52	6.7 µg/m³	12h	1
2026-05-28	40	2–68	10.1 µg/m³	12h	1
2026-05-27	46	1–119	13.1 µg/m³	12h	1
2026-05-26	41	26–66	11.0 µg/m³	3h	1

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