What is the air quality trend in Bellflower?

Over the past 15 days, Bellflower had an average AQI of 45 based on station measurements. The worst day was 2026-07-31 with AQI 52.

How is Bellflower air quality measured?

Air quality in Bellflower 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 Bellflower, United States

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

Historical PM2.5 and AQI trend from monitoring stations near Bellflower, United States.

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

334h

PM2.5 Station

334h · 223 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-08-08	39	38–40	9.3 µg/m³	3.4	5h	223
2026-08-07	44	40–48	10.4 µg/m³	7.8	24h	222
2026-08-06	46	41–59	11.2 µg/m³	9.0	24h	220
2026-08-05	50	42–60	12.5 µg/m³	9.9	24h	217
2026-08-04	50	38–63	12.9 µg/m³	10.1	24h	212
2026-08-03	49	27–58	12.1 µg/m³	9.8	24h	203
2026-08-02	45	40–52	10.8 µg/m³	8.2	24h	204
2026-08-01	50	42–54	12.1 µg/m³	9.2	24h	204
2026-07-31	52	44–59	13.1 µg/m³	10.8	24h	204
2026-07-30	50	41–57	12.5 µg/m³	9.9	24h	204
2026-07-29	46	39–54	11.1 µg/m³	9.2	24h	203
2026-07-28	40	33–52	9.6 µg/m³	7.0	24h	202
2026-07-27	39	32–52	9.5 µg/m³	7.0	24h	226
2026-07-26	44	37–49	10.5 µg/m³	8.3	24h	227
2026-07-25	43	38–48	10.2 µg/m³	7.6	17h	228

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