What is the air quality trend in Lake in the Hills?

Over the past 8 days, Lake in the Hills had an average AQI of 101 based on station measurements. The worst day was 2026-07-17 with AQI 224.

How is Lake in the Hills air quality measured?

Air quality in Lake in the Hills 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 Lake in the Hills, United States

Name: Lake in the Hills Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Lake in the Hills, United States.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 5 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	62	31–95	18.2 µg/m³	22h	69
2026-07-20	98	55–108	34.1 µg/m³	24h	71
2026-07-19	109	44–161	39.9 µg/m³	24h	73
2026-07-18	51	33–89	13.4 µg/m³	23h	76
2026-07-17	224	67–351	170.1 µg/m³	24h	78
2026-07-16	153	49–324	98.9 µg/m³	24h	71
2026-07-15	53	50–69	13.0 µg/m³	24h	73
2026-07-14	59	59–59	16.1 µg/m³	1h	76

Back to Lake in the Hills Air Quality