What is the air quality trend in Ham Lake?

Over the past 21 days, Ham Lake had an average AQI of 26 based on station measurements. The worst day was 2026-05-18 with AQI 38.

How is Ham Lake air quality measured?

Air quality in Ham Lake 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 Ham Lake, United States

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

292h

PM2.5 Station

292h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	22	16–31	5.2 µg/m³	6h	1
2026-05-29	31	17–51	7.3 µg/m³	9h	1
2026-05-28	23	6–49	5.5 µg/m³	18h	1
2026-05-27	21	6–39	5.0 µg/m³	16h	1
2026-05-26	24	4–46	5.7 µg/m³	17h	1
2026-05-25	19	3–36	4.5 µg/m³	18h	1
2026-05-24	21	6–41	5.0 µg/m³	13h	1
2026-05-23	22	8–54	5.3 µg/m³	21h	1
2026-05-22	16	8–31	3.9 µg/m³	10h	1
2026-05-21	22	10–40	5.3 µg/m³	16h	1
2026-05-20	27	12–51	6.4 µg/m³	18h	1
2026-05-19	31	2–59	7.6 µg/m³	15h	1
2026-05-18	38	10–60	9.4 µg/m³	12h	1
2026-05-17	30	2–59	7.4 µg/m³	14h	1
2026-05-16	28	10–60	7.0 µg/m³	11h	1
2026-05-15	30	8–55	7.2 µg/m³	12h	1
2026-05-14	32	5–55	7.8 µg/m³	12h	1
2026-05-13	34	9–55	8.3 µg/m³	14h	1
2026-05-12	25	9–45	6.0 µg/m³	16h	1
2026-05-11	27	2–47	6.5 µg/m³	14h	1
2026-05-10	27	15–46	6.6 µg/m³	10h	1

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