What is the air quality trend in Copiague?

Over the past 8 days, Copiague had an average AQI of 86 based on station measurements. The worst day was 2026-07-18 with AQI 117.

How is Copiague air quality measured?

Air quality in Copiague 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 Copiague, United States

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-22	42	17–66	11.3 µg/m³	149.0	6h	5
2026-07-21	62	30–90	17.9 µg/m³	149.0	24h	5
2026-07-20	57	24–95	17.1 µg/m³	149.0	24h	5
2026-07-19	76	49–111	23.8 µg/m³	149.0	24h	5
2026-07-18	117	77–156	42.5 µg/m³	149.0	24h	5
2026-07-17	113	48–186	45.4 µg/m³	149.0	24h	5
2026-07-16	114	66–180	46.0 µg/m³	149.0	24h	4
2026-07-15	110	23–171	44.2 µg/m³	149.0	18h	3

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