# Commission Implementing Decision of 26 September 2014 establishing the best available techniques (BAT) conclusions, under Directive 2010/75/EU of the European Parliament and of the Council, for the production of pulp, paper and board (notified under document C(2014) 6750) (Text with EEA relevance) (2014/687/EU), Division: AVERAGING PERIODS FOR EMISSIONS TO AIR

Extent: E+W+S+N.I.

Unless stated otherwise, the averaging periods associated with the BAT-AELs for emissions to air are defined as follows.
Daily average
Average over a period of 24 hours based on valid hourly averages from continuous measurement
Average over the sampling period
Average value of three consecutive measurements of at least 30 minutes each
Yearly average
In the case of continuous measurement: average of all valid hourly averages. In the case of periodic measurements: average of all ‘averages over the sampling period’ obtained during one year.

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Source: https://www.legislation.gov.uk/eudn/2014/687/annex/division/7 (the official version)
Page: https://openlegislation.uk/eu-decision-2014-687/annex/division-7
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.