What is the air quality trend in West Des Moines?

Over the past 14 days, West Des Moines had an average AQI of 51 based on station measurements. The worst day was 2026-07-20 with AQI 76.

How is West Des Moines air quality measured?

Air quality in West Des Moines 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 West Des Moines, United States

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

Historical PM2.5 and AQI trend from monitoring stations near West Des Moines, United States.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

118h

PM2.5 Station

118h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	55	24–96	15.3 µg/m³	9h	1
2026-07-20	76	25–154	24.7 µg/m³	10h	1
2026-07-19	64	16–157	20.8 µg/m³	10h	1
2026-07-18	29	1–93	8.1 µg/m³	9h	1
2026-07-17	48	21–65	12.9 µg/m³	5h	1
2026-07-16	44	29–53	10.8 µg/m³	6h	1
2026-07-15	63	53–79	17.9 µg/m³	6h	1
2026-07-14	51	25–73	14.0 µg/m³	7h	1
2026-07-13	41	16–78	11.6 µg/m³	6h	1
2026-07-12	43	13–72	11.8 µg/m³	10h	1
2026-07-11	48	21–72	13.1 µg/m³	9h	1
2026-07-10	36	20–55	8.8 µg/m³	7h	1
2026-07-09	62	21–107	18.3 µg/m³	10h	1
2026-07-08	56	30–113	15.8 µg/m³	14h	1

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