# The Environmental Noise Regulations (Northern Ireland) 2006, Paragraph 13: Aircraft noise

Extent: N.I.

The supplementary noise indicators in relation to aircraft noise are—
(a) LAeq,16h;
(b) Lday; and
(c) Levening.

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Source: https://www.legislation.gov.uk/nisr/2006/387/schedule/3/paragraph/13 (the official version)
Page: https://openlegislation.uk/environmental-noise-regulations-northern-ireland-2006/schedule-3/paragraph-13
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.