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Air Quality in Bulgaria

Cities tracked

15.4

Avg PM2.5 (µg/m³)

2030 compliant

Not yet compliant

City Air Quality Rankings

#	City	Country	PM2.5	PM10	NO₂	AQI	2030 Status
1	Sofia	Bulgaria	12.7	22.9	24.2	13	✗NOT ON TRACK
2	Veliko Tarnovo	Bulgaria	14.3	24.9	-	14	✗NOT ON TRACK
3	Ruse	Bulgaria	14.6	31.1	17.7	15	✗NOT ON TRACK
4	Plovdiv	Bulgaria	16.7	30.3	35.8	17	✗NOT ON TRACK
5	Pernik	Bulgaria	16.8	22.8	22.7	17	✗NOT ON TRACK
6	Stara Zagora	Bulgaria	17.0	19.9	25.1	17	✗NOT ON TRACK
7	Varna	Bulgaria	-	23.9	18.3		✗NOT ON TRACK
8	Pleven	Bulgaria	-	25.6	15.3		✗NOT ON TRACK
9	Shumen	Bulgaria	-	23.7	15.0		✗NOT ON TRACK
10	Blagoevgrad	Bulgaria	-	18.1	15.9		✗NOT ON TRACK
11	Pazardzhik	Bulgaria	-	25.7	-		✗NOT ON TRACK
12	Burgas	Bulgaria	-	23.4	14.1		✗NOT ON TRACK
13	Vidin	Bulgaria	-	30.2	-		✗NOT ON TRACK
14	Vratsa	Bulgaria	-	19.6	3.8		✗NOT ON TRACK
15	Haskovo	Bulgaria	-	28.9	-		✗NOT ON TRACK
16	Dobrich	Bulgaria	-	18.9	-		✗NOT ON TRACK
17	Sliven	Bulgaria	-	23.5	-		✗NOT ON TRACK

2030 Compliance Summary

✓COMPLIANT2030

cities

↗ON TRACK2030

cities

✗NOT ON TRACK2030

cities

Air Quality Overview for Bulgaria

Bulgaria has 17 cities in our tracking network, with an average PM2.5 level of 15.4 µg/m³. No cities currently meet the EU 2030 PM2.5 target of 10 µg/m³.

The most polluted city is Stara Zagora with a PM2.5 annual mean of 17.0 µg/m³ , which is 3.4x above the WHO guideline.