What is the air quality trend in Spring Hill?

Over the past 20 days, Spring Hill had an average AQI of 36 based on station measurements. The worst day was 2026-07-17 with AQI 66.

How is Spring Hill air quality measured?

Air quality in Spring Hill 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 Spring Hill, United States

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

Historical PM2.5 and AQI trend from monitoring stations near Spring Hill, United States.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

452h

PM2.5 Station

452h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	44	28–74	11.2 µg/m³	24h	1
2026-07-20	31	15–86	8.2 µg/m³	24h	2
2026-07-19	38	25–149	10.1 µg/m³	24h	2
2026-07-18	34	23–52	8.1 µg/m³	23h	2
2026-07-17	66	16–300	35.9 µg/m³	24h	2
2026-07-16	50	15–265	24.0 µg/m³	24h	2
2026-07-15	29	16–59	7.0 µg/m³	24h	2
2026-07-14	23	15–36	5.4 µg/m³	24h	2
2026-07-13	25	12–49	6.0 µg/m³	24h	2
2026-07-12	23	7–42	5.5 µg/m³	23h	2
2026-07-11	30	18–61	7.4 µg/m³	23h	2
2026-07-10	27	16–47	6.5 µg/m³	24h	2
2026-07-09	33	20–45	8.0 µg/m³	24h	2
2026-07-08	33	18–45	8.0 µg/m³	24h	2
2026-07-07	33	25–42	8.0 µg/m³	24h	2
2026-07-06	36	27–52	8.6 µg/m³	12h	2
2026-07-05	53	35–76	13.8 µg/m³	24h	2
2026-07-04	38	23–58	9.1 µg/m³	24h	2
2026-07-03	39	26–54	9.5 µg/m³	24h	2
2026-07-02	49	35–62	12.1 µg/m³	11h	2

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