What is the air quality trend in Highland Springs?

Over the past 8 days, Highland Springs had an average AQI of 79 based on station measurements. The worst day was 2026-07-17 with AQI 178.

How is Highland Springs air quality measured?

Air quality in Highland Springs 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 Highland Springs, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

163h

PM2.5 Station

163h · 4 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	17	17–17	4.1 µg/m³	1h	4
2026-07-21	43	8–70	11.1 µg/m³	21h	3
2026-07-20	61	32–86	17.4 µg/m³	24h	4
2026-07-19	67	5–227	24.8 µg/m³	24h	3
2026-07-18	102	44–175	40.2 µg/m³	24h	4
2026-07-17	178	55–290	108.6 µg/m³	24h	4
2026-07-16	102	18–233	51.0 µg/m³	24h	4
2026-07-15	64	25–189	23.9 µg/m³	21h	4

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