# The Air Quality Limit Values (Wales) Regulations 2002, Part I: Minimum number of sampling points for fixed measurement to assess compliance with limit values for the protection of human health and alertthresholds in zones and agglomerations where fixed measurement is the sole source of information

Extent: E+W



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Source: https://www.legislation.gov.uk/wsi/2002/3183/schedule/4/part/I (the official version)
Page: https://openlegislation.uk/air-quality-limit-values-wales-regulations-2002/schedule-4/part-I
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.