From July 1, 2021, the "Background reference" is available on the website of the RSE "Kazhydromet" (www.kazhydromet.kz)

The information in the certificate is based on calculations of the results of monitoring the quality of atmospheric air of the Republic of Kazakhstan by the observation network of the RSE "Kazhydromet". The background reference is used when setting emission standards in the environment.
With the entry into force of the Environmental Code of the Republic of Kazakhstan, this information is publicly available.