What is the air quality trend in Rockland?

Over the past 15 days, Rockland had an average AQI of 31 based on station measurements. The worst day was 2026-06-06 with AQI 48.

How is Rockland air quality measured?

Air quality in Rockland 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 Rockland, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	27	20–36	6.5 µg/m³	17h	9
2026-06-08	27	17–40	6.6 µg/m³	24h	9
2026-06-07	37	23–59	9.0 µg/m³	24h	9
2026-06-06	48	40–56	11.6 µg/m³	24h	9
2026-06-05	43	33–51	10.3 µg/m³	24h	9
2026-06-04	37	20–45	8.8 µg/m³	24h	10
2026-06-03	30	19–50	7.1 µg/m³	24h	10
2026-06-02	28	20–40	6.8 µg/m³	24h	9
2026-06-01	27	20–34	6.6 µg/m³	24h	9
2026-05-31	28	19–62	6.8 µg/m³	24h	10
2026-05-30	27	19–37	6.4 µg/m³	24h	9
2026-05-29	29	17–40	6.9 µg/m³	24h	9
2026-05-28	30	18–69	7.2 µg/m³	24h	10
2026-05-27	31	21–41	7.4 µg/m³	24h	10
2026-05-26	29	19–38	6.9 µg/m³	6h	9

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