What is the air quality trend in Sevlievo?

Over the past 8 days, Sevlievo had an average AQI of 53 based on station measurements. The worst day was 2026-05-27 with AQI 87.

How is Sevlievo air quality measured?

Air quality in Sevlievo 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 Sevlievo, Bulgaria

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

Historical PM2.5 and AQI trend from monitoring stations near Sevlievo, Bulgaria.

214

Current AQI
Very unhealthy Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

133h

PM2.5 Station

133h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	16	4–99	4.7 µg/m³	6.8	16h	1
2026-05-28	68	8–402	45.6 µg/m³	61.7	20h	1
2026-05-27	87	8–456	68.1 µg/m³	92.1	15h	1
2026-05-26	65	8–408	42.4 µg/m³	57.3	18h	2
2026-05-25	54	4–405	36.1 µg/m³	49.0	21h	1
2026-05-24	60	4–253	33.7 µg/m³	45.8	21h	1
2026-05-23	74	4–353	57.7 µg/m³	78.1	20h	1
2026-05-22	6	4–8	1.5 µg/m³	2.5	2h	1

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