Emissions of pollutants in the air
Contact | |
---|---|
Contact organisation | National statistical institute |
Contact organisation unit | "Environmental and Energy Statistics" Department |
Contact name | Stefan Tsonev |
Contact person function | Head of Division |
Contact mail address | 2 Panayot Volov St., 1038 Sofia |
Contact email address | |
Contact phone number | +359 2 9857 761 |
Contact fax number | |
Metadata update | |
Metadata last certified | 01 January 1970 |
Metadata last posted | 01 January 1970 |
Metadata last update | 16 January 2014 |
Statistical presentation | |
Data description | The table about the emissions of pollutants in the air contains information from the National Statistical Institute (NSI) and Executive Environmental Agency at the Ministry of Environment and Water. The emissions are estimated by using a calculation method based on the indicators: consumed fuels, calorific value, quantity of produced output and invested raw materials, as well as emission factors applicable for the respective pollutants. |
Classification system | · Nomenclature of sources of emissions; · Nomenclature of fuels; · Nomenclature of treatment facilities and measures to protect the atmosphere. |
Sector coverage | The statistical survey includes enterprises of all economic activities which operation is directly or indirectly linked with the formation of emissions. |
Statistical concepts and definitions | |
Statistical unit | Firms, enterprises, local units, which activity is directly or indirectly connected with the formation of emissions. |
Statistical population | Economic subjects, which composition of activities includes:
etc.). |
Reference area | Total for the country and some industrial regions. |
Time coverage | 1992 - 2011 |
Base period | Not applicable. |
Unit of measure | |
Tons. | |
Reference period | |
Year | |
Institutional mandate | |
Legal acts and other agreements | |
Data sharing | |
Confidentiality | |
Confidentiality - policy | · Law on Statistics; · Regulation (EC) No 223/2009 on European statistics (recital 24 and Article 20(4)) of 11 March 2009 (OJ L 87, p. 164), stipulates the need to establish common principles and guidelines ensuring the confidentiality of data used for the production of European statistics and the access to those confidential data with due account for technical developments and the requirements of users in a democratic society. |
Confidentiality - data treatment | Individual data are not published in accordance with article 25 of the Law on Statistics. The publishing of individual data can be performed only in accordance with article 26 of the same law. |
Release policy | |
Release calendar | The date of release of statistical information is indicated in the Release Calendar presenting the results of the statistical surveys carried out by the National Statistical Institute. |
Release calendar access | The calendar is available on the NSI website: http://www.nsi.bg/en/node/480 |
User access | Data on Emissions of pollutants in the air is published on the NSI website, section Environment in accordance with the Law on Statistics and the European Statistics Code of Practice respecting the professional independence and aimed at objectivity, transparency and equal treatment of all consumers. |
Frequency of dissemination | |
Yearly. | |
Accessibility and clarity | |
News release | No |
Publications | · Electronic Publication "Environment"; · Statistical Yearbook; · Statistical Reference Book; · "Bulgaria" (brochure). |
On-line database | Data on Emissions of pollutants in the air are available to all users of the NSI website under the heading Environment: http://www.nsi.bg/en/node/5080 |
Micro-data access | Anonymised individual data can be provide for scientific and research purposes, and for individual request according to the Rules for the provision of anonymised individual data for scientific and research purposes. |
Other | Information service on request, according to the Rules for the dissemination of statistical products and services in NSI. |
Documentation on methodology | Methods of the National Statistical Institute (NSI) and the Ministry of Environment and Water (MOEW), harmonized with the methodology CORINAIR of European Union. |
Quality documentation | Not available. |
Quality management | |
Quality assurance | · European Statistics Code of Practice; · A common framework for quality management in the National Statistical System. |
Quality assessment | |
Relevance | |
User needs | Main users of survey's statistical information are the state and municipal entities, associations, companies and citizens. |
User satisfaction | No information. Survey about satisfaction of customers has not been conducted. |
Completeness | |
Accuracy and reliability | |
Overall accuracy | |
Sampling error | |
Non-sampling error | |
Timeliness and punctuality | |
Timeliness | The data is published according to the terms laid down in the Release Calendar presenting the results of the statistical surveys carried out by the National Statistical Institute. |
Punctuality | All publications are prepared timely, according to the Release Calendar presenting the results of the statistical surveys carried out by the National Statistical Institute. |
Coherence and comparability | |
Comparability - geographical | |
Comparability - over time | Time series are available beginning 1992. |
Coherence - cross domain | Not applicable. |
Coherence - internal | Not applicable. |
Cost and burden | |
Data revision | |
Data revision - policy | Revision of the data is applied if necessary. |
Data revision - practice | See pervious position. |
Statistical processing | |
Source data | Specialized statistical survey. |
Frequency of data collection | Yearly. |
Data collection | The survey on sources of emissions is conducted by means of questionnaire completed by all economic subjects, which composition of activities includes:
The questionnaire is collected by correspondence way on paper, and via e-mail. |
Data validation | Comparing the data with those reported in the previous year concerning incorrect measure units and incorrect data by code on fuel of heating and industrial processes. |
Data compilation | The emissions are estimated by using a calculation method based on the indicators: consumed fuels, Sulphur contents, calorific value, quantity of produced output and invested raw materials, as well as emission factors applicable to the respective pollutants. |
Adjustment | Not applicable. |
Comment |
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