What is the air quality trend in Bootle?

Over the past 15 days, Bootle had an average AQI of 50 based on station measurements. The worst day was 2026-07-17 with AQI 72.

How is Bootle air quality measured?

Air quality in Bootle 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 Bootle, United Kingdom

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 4 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-22	41	23–114	11.4 µg/m³	4.8	8h	5
2026-07-21	39	10–92	10.2 µg/m³	6.0	24h	8
2026-07-20	41	14–166	12.1 µg/m³	4.2	24h	6
2026-07-19	35	16–63	8.6 µg/m³	4.0	24h	6
2026-07-18	65	20–153	19.2 µg/m³	34.2	24h	6
2026-07-17	72	55–217	25.4 µg/m³	29.1	24h	5
2026-07-16	68	41–247	23.9 µg/m³	20.5	24h	5
2026-07-15	61	39–87	17.0 µg/m³	24.0	24h	6
2026-07-14	60	24–129	17.3 µg/m³	24.3	24h	5
2026-07-13	42	12–222	15.3 µg/m³	4.3	24h	5
2026-07-12	36	2–88	9.3 µg/m³	4.9	24h	4
2026-07-11	55	20–176	17.4 µg/m³	9.7	24h	5
2026-07-10	54	32–81	14.2 µg/m³	19.0	24h	6
2026-07-09	55	36–82	14.4 µg/m³	17.1	24h	5
2026-07-08	38	24–52	9.1 µg/m³	10.9	15h	6

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