What is the air quality trend in Mercerville-Hamilton Square?

Over the past 8 days, Mercerville-Hamilton Square had an average AQI of 33 based on station measurements. The worst day was 2026-06-06 with AQI 56.

How is Mercerville-Hamilton Square air quality measured?

Air quality in Mercerville-Hamilton Square 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 Mercerville-Hamilton Square, United States

Name: Mercerville-Hamilton Square Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Mercerville-Hamilton Square, United States.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-09	19	8–23	4.5 µg/m³	1.7	9h	65
2026-06-08	28	16–58	6.9 µg/m³	8.8	24h	82
2026-06-07	35	29–44	8.5 µg/m³	9.9	24h	82
2026-06-06	56	42–62	14.5 µg/m³	20.0	24h	80
2026-06-05	45	40–51	10.7 µg/m³	12.7	24h	83
2026-06-04	31	26–38	7.4 µg/m³	6.1	24h	82
2026-06-03	27	23–30	6.5 µg/m³	4.1	24h	82
2026-06-02	25	24–28	6.1 µg/m³	7.5	15h	82

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