What is the air quality trend in Bellflower?

Over the past 7 days, Bellflower had an average AQI of 33 based on station measurements. The worst day was 2026-05-22 with AQI 51.

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 Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 3 stations

Temperature GFS model

27pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-28	18	8–38	4.4 µg/m³	2.3	24h	203
2026-05-27	22	20–29	5.2 µg/m³	3.2	24h	231
2026-05-26	25	23–27	6.0 µg/m³	4.3	24h	232
2026-05-25	29	26–33	6.9 µg/m³	5.0	24h	232
2026-05-24	40	36–45	9.6 µg/m³	8.7	24h	232
2026-05-23	50	42–55	12.1 µg/m³	9.5	24h	232
2026-05-22	51	29–61	12.9 µg/m³	10.0	24h	213

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