The Environmental Targets (Fine Particulate Matter) (England) Regulations 2023

Interpretation

2.—(1) In these Regulations—

“the 2021 Act” means the Environment Act 2021;

“the 2010 Regulations” means the Air Quality Standards Regulations 2010(1);

“ambient air” means outdoor air, excluding the air in workplaces where members of the public do not have regular access;

“AQSR monitoring station” means a monitoring station which is used to measure PM_2.5 levels for the purposes of the 2010 Regulations;

“fixed measurement” means a measurement taken at a fixed location, either continuously or by sampling at regular intervals, to determine levels of PM_2.5;

“minimum annual data capture requirement” has the meaning given in regulation 14(4);

“monitoring station” is to be interpreted in accordance with regulation 12(4);

“ratified” has the meaning given in regulation 14(5);

“year” means a calendar year;

“zone” means one of the zones or agglomerations into which England is divided for air quality monitoring purposes, as determined under regulation 4 of the 2010 Regulations.

(2) For the purposes of these Regulations—

(a) particulate matter is to be treated as meeting the definition of PM_2.5(2)if it passes through a size-selective inlet with a 50% efficiency cut-off at 2.5 micrometres aerodynamic diameter;

(b) a reference to the “level” of PM_2.5means the mass concentration of PM_2.5 measured in micrograms per cubic metre (“µg/m³”).

(1)

S.I. 2010/1001, amended by S.I. 2016/1184, 2018/110, 2019/74 and 2020/1313.

(2)

See section 2(3) of the 2021 Act.