# The Air Quality Limit Values Regulations 2001, Schedule 3: LOCATION OF SAMPLING POINTS FOR THE MEASUREMENT OF SULPHUR DIOXIDE, NITROGEN DIOXIDE AND OXIDES OF NITROGEN, PARTICULATE MATTER AND LEAD IN AMBIENT AIR


The following considerations will apply to fixed measurement.

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Source: https://www.legislation.gov.uk/uksi/2001/2315/schedule/3 (the official version)
Page: https://openlegislation.uk/air-quality-limit-values-regulations-2001/schedule-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.