What is the air quality trend in Colonial Heights?

Over the past 7 days, Colonial Heights had an average AQI of 87 based on station measurements. The worst day was 2026-07-17 with AQI 176.

How is Colonial Heights air quality measured?

Air quality in Colonial Heights 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 Colonial Heights, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

164h

PM2.5 Station

164h · 4 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	44	12–104	12.0 µg/m³	22h	3
2026-07-20	60	15–91	17.2 µg/m³	24h	4
2026-07-19	75	5–198	27.0 µg/m³	23h	4
2026-07-18	100	2–176	41.2 µg/m³	24h	4
2026-07-17	176	66–244	107.6 µg/m³	24h	5
2026-07-16	100	25–272	49.8 µg/m³	24h	4
2026-07-15	59	30–187	21.3 µg/m³	23h	4

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