What is the air quality trend in Spartanburg?

Over the past 15 days, Spartanburg had an average AQI of 47 based on station measurements. The worst day was 2026-07-17 with AQI 104.

How is Spartanburg air quality measured?

Air quality in Spartanburg 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 Spartanburg, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

275h

PM2.5 Station

275h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	36	35–37	8.5 µg/m³	2h	2
2026-07-21	51	27–87	13.8 µg/m³	12h	2
2026-07-20	61	23–126	18.8 µg/m³	16h	2
2026-07-19	59	20–129	17.7 µg/m³	18h	2
2026-07-18	83	19–176	32.9 µg/m³	17h	2
2026-07-17	104	25–269	51.9 µg/m³	22h	2
2026-07-16	60	15–247	22.2 µg/m³	23h	2
2026-07-15	39	20–79	9.8 µg/m³	21h	2
2026-07-14	27	6–52	6.6 µg/m³	22h	2
2026-07-13	27	1–42	6.6 µg/m³	21h	2
2026-07-12	30	17–44	7.3 µg/m³	17h	2
2026-07-11	29	17–41	6.8 µg/m³	20h	2
2026-07-10	34	18–55	8.2 µg/m³	22h	2
2026-07-09	34	18–51	8.2 µg/m³	23h	2
2026-07-08	37	17–53	8.8 µg/m³	19h	2

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