Tab. 2.2.24 The limit values for the protection of ecosystems and vegetation pursuant to the Government Order No. 350/2002 Coll. setting forth limit values and procedures of monitoring, assessment, evaluation and management of air quality

Pollutant

Averaging interval

Limit value
LV


Margin
of tolerance
MT

Assessment threshold

Date
for achieving LV

Upper
UAT

Lower
LAT

SO2

calendar year
and winter season
(1. 10.-31. 3.)

20 μg.m-3

12 μg.m-3

8 μg.m-3

2002

NOx

calendar year

30 μg.m-3

24 μg.m-3

19.5 μg.m-3

2002

O3

AOT40, calculated from
1-h values in the period
May-July,
average for 5 years

18 000 μg.m-3.h

6 000 μg.m-3.h

-

1. 1. 2010

EKO (EKO zone)
Protected areas with regard to the limit values for the protection of ecosystems and vegetation
Territories in which the Government Order requires meeting the limit values for the protection of ecosystems and vegetation:

  1.  national parks (NP) and protected landscapes (CHKO)

  2.  territories with the altitude ≥ 800 meters

  3.  other selected forested areas published in the Bulletin of the Ministry of the Environment