AIR POLLUTANTS EXCEED MAXIMUM PERMISSIBLE CONCENTRATION IN ARMENIAN CITIES’ ATMOSPHERE

ARKA

Air pollutants slightly exceed the maximum permissible concentration in Armenian cities’ atmosphere and rivers, National Statistical Service of Armenia says with a reference to the Nature Protection ministry’s information.

The monitoring has been carried out in Yerevan, Ararat, Alaverdi, Gyumri, Vanadzor, Hrazdan and Tsakhkadzor.

In particular, an average monthly dust concentration in Yerevan atmosphere reduced 1.5 times, nitrogen dioxide 1.3 times and surface ozone grew 1.6 times in April 2008, compared with March.

In Gyumri, the second biggest city of Armenia, dust in air exceeded 1.8 times maximum permissible concentration.

In industrial city of Hrazdan, cement dust exceeds 3.8 times maximum permissible concentration and in Ararat 5.4 times.

The monitoring in Tsakhkadzor found out insufficient concentration of dioxide sulfur and nitrogen dioxide 16.5 times and 21.1 times.

Ammonium ion in 35 rivers as well as Akhuryan, Aparan, Azat and Kechut water reservoirs, Lake Yerevan exceeded maximum permissible concentration 0.43 to 3.31 mg per cubic decimeters.

June 16, 2008


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