Svilengrad AQI Trends
Svilengrad AQI was measured across 2023-2024, with a trend delta of n/a AQI points. The page uses OpenAQ-derived daily history for 3 mapped monitoring locations in Haskovo, Bulgaria.
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Average EPA AQI
52
Rank 11 of 35 cities by average AQI
PM2.5
13.6
ug/m3 annualized city average
Seasonality
January
Cleanest: May
Health indicator
0.6
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Svilengrad
95
77
69
33
26
31
39
30
37
42
72
75
What this trends page measures
Compare yearly air-quality direction, best years, worst years, and trend deltas.
For Svilengrad, the current global analytics build covers 363 daily rows from 2023-12-31 to 2024-12-31. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.