# The Environmental Permitting (England and Wales) Regulations 2016, Paragraph 7: References to releases into water


(1) References in Part 2 of this Schedule to a substance, or to the release into water of a substance, listed in this sub-paragraph or to its release in a quantity which, in any 12-month period, is greater than the background quantity by an amount specified in this sub-paragraph are references to the following substances and amounts—
Table
Substance
Amount greater than the background quantity (in grams) in any 12-month period
(*)Where both Atrazine and Simazine are released, the figure for both substances in aggregate is 350 grams.
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
(2) In sub-paragraph (1), “background quantity” means, in relation to the release of a substance resulting from an activity, such quantity of that substance as is present in—
(a) water supplied to the site where the activity is carried on,
(b) water abstracted for use in the activity, and
(c) precipitation onto the site on which the activity is carried on.

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Source: https://www.legislation.gov.uk/ukdsi/2016/9780111150184/schedule/1/paragraph/7 (the official version)
Page: https://openlegislation.uk/draft-environmental-permitting-england-and-wales-regulations-2016/schedule-1/paragraph-7
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.