What is the air quality trend in Pleasanton?

Over the past 8 days, Pleasanton had an average AQI of 36 based on station measurements. The worst day was 2026-08-03 with AQI 45.

How is Pleasanton air quality measured?

Air quality in Pleasanton 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 Pleasanton, United States

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 96 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	34	34–34	8.2 µg/m³	1h	96
2026-08-07	33	23–42	8.0 µg/m³	24h	96
2026-08-06	35	28–57	8.4 µg/m³	24h	93
2026-08-05	38	34–45	9.0 µg/m³	24h	91
2026-08-04	41	35–47	9.9 µg/m³	24h	94
2026-08-03	45	32–55	10.9 µg/m³	24h	90
2026-08-02	35	30–40	8.3 µg/m³	24h	95
2026-08-01	30	26–35	7.1 µg/m³	20h	96

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