Dust concentrations exceeded permissible limits in three administrative districts of Yerevan between March 10 and 16, according to data from the Hydrometeorology and Monitoring Center.

Dust levels exceeded the maximum allowable concentration:

• In the Kentron district — from March 10 to 15,
• In Nor Nork — on March 11, 13, 14, and 16,
• In Shengavit — no exceedances were recorded,
• In Arabkir — on March 11, 12, and 14.

Nitrogen dioxide levels also exceeded permissible limits:

• In Kentron and Nor Nork — for most of the week,
• In Arabkir — on March 11, 12, and 14,
• In Shengavit — on March 10.

At the same time, sulfur dioxide concentrations did not exceed allowable limits during the указан period.