Utilisation of Water of Protection of
Waters from Contamination
NOTES ON
METHODOLOGY
Legal and methodological framework
Data on the utilisation and protection of waters from Contamination
are collected by the reporting on the web form Annual Reporton the Utilisation
of Waters and Protection of Waters from Contamination (VOD-1 form).
Coverage
Reporting units are all business entities and parts thereof
registered in the Statistical Business Register and other administrative
sources. The coverage includes all statistical units that used more than 1 000
m3 water on the basis of available data,which are classified into the NKD 2007.
activity sections B Mining and quarrying, C Manufacturing, D Electricity, gas,
steam and air conditioning supply and E Water supply; sewerage, waste
management and remediation activities.
The survey provides data on water supply, utilisation of
water, discharging of water and amounts of treated wastewater according to the
NKD 2007. activities.
Definitions
Water
supply includes the total volume of water used in supplying
business entities, irrespective of whether it was used for own purposes or sold
to other users. The volume of water used is determined by a water meter, or otherwise,
it is estimated either according to standards for a particular activity or
according to the project documentation. Data on water used are given according
to the origin of water: from the public supply system, other systems,
underground waters, springs, watercourses, lakes, reservoirs and the sea.
Water
utilisation includes the total volume of water used by
reporting units for the production activity in the reference year. It includes
the volume of water used in technological processes (consumed water), in the
process of cooling (evaporated water), in the production of electric energy,
for sanitary and other purposes.
Discharge
of water
includes the total volume of discharged waste water according to the place of
discharging into a recipient.
Treated
waste water includes the total volume of discharged treated
waste water according to the place of discharging into a recipient.
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Abbreviations |
|
|
m3 |
cubic meter |
|
NKD 2007. |
National Classification of
Activities, 2007 version |
|
'000 |
thousand |