# The Pollution Prevention and Control (Industrial Emissions) Regulations (Northern Ireland) 2013, Paragraph 10


References to, or to the release into water of, a substance listed in this paragraph or to its release in a quantity which, in any period of 12 months, is greater than the background quantity by an amount specified in this paragraph are to the following substances and amounts—
Substance
Amount greater than the background quantity (in grammes) in any period of 12 months
Mercury and its compounds
200 (expressed as metal)
Cadmium and its compounds
1,000 (expressed as metal)
All isomers of hexachlorocyclohexane
20
All isomers of DDT
5
Pentachlorophenol and its compounds
350 (expressed as PCP)
Hexachlorobenzene
5
Hexachlorobutadiene
20
Aldrin
2
Dieldrin
2
Endrin
1
Polychlorinated Biphenyls
1
Dichlorvos
0.2
1,2 – Dichloroethane
2,000
All isomers of trichlorobenzene
75
Atrazine
350*
Simazine
350*
Tributyltin compounds
4 (expressed as TBT)
Triphenyltin compounds
4 (expressed as TPT)
Trifluralin
20
Fenitrothion
2
Azinphos-methyl
2
Malathion
2
Endosulfan
0.5
*Where both Atrazine and Simazine are released, the figure for both substances in aggregate is 350 grammes.

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Source: https://www.legislation.gov.uk/nidsr/2013/9780337990991/schedule/1/paragraph/10 (the official version)
Page: https://openlegislation.uk/draft-pollution-prevention-and-control-industrial-emissions-regulations-northern-ireland-2013/schedule-1/paragraph-10
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.