
OU Nikola Vapcarov
Primary school area
Real sensors at real places. Every location below is on the public map.

Schools, a kindergarten, squares, city entrances and industry. Photos taken during installation.

Primary school area

Secondary school

Air near the youngest children

Commercial and traffic zone

City entrance traffic node

Primary school, suburban area

Primary school

Central public square

Industrial emissions context

Main road and fuel station

Local environmental partner

12 active outdoor sensors: 6 PurpleAir and 6 Clarity.

1 PurpleAir monitor with the local eco society, since 2026.
3 measurement stations for a short study. Not part of the live map.


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