What is the air quality trend in Merrick?

Over the past 8 days, Merrick had an average AQI of 91 based on station measurements. The worst day was 2026-07-16 with AQI 126.

How is Merrick air quality measured?

Air quality in Merrick 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 Merrick, United States

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

Historical PM2.5 and AQI trend from monitoring stations near Merrick, 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 · 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	48	18–85	13.8 µg/m³	134.2	9h	5
2026-07-21	63	42–99	18.4 µg/m³	120.0	24h	6
2026-07-20	63	22–89	19.1 µg/m³	149.0	24h	5
2026-07-19	77	47–110	24.3 µg/m³	102.8	24h	6
2026-07-18	119	75–158	43.5 µg/m³	125.2	24h	6
2026-07-17	122	53–177	53.9 µg/m³	122.2	24h	6
2026-07-16	126	66–175	50.9 µg/m³	138.1	24h	6
2026-07-15	115	49–158	42.6 µg/m³	100.3	15h	5

Back to Merrick Air Quality