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Nine

THE CORPORATION OF THE CITY OF PORT COQUITLAM

"CONTAMINATED SOIL DEPOSIT PROHIBITION

BYLAW NO. 2664”

CONTAMINANTS

Maximum Levels

HEAVY METALS ng/kg (ppm)

arsenic 30
barium 1900
cadmium 5
chromium 250
cobalt 50
copper 100
lead 500
mercury . 2
molybdenum 10
nickel 100
selenium 3
silver 20
tin 50
zinc 500

OTHER INORGANIC

bromide (free) (Br)
cyanide (free) (Cn free)
cyanide (total) (Cn total)
fluoride (free) (F free)
sulphur (S$ total)

MONOCYCLIC AROMATIC HYDROCARBONS (MAHs)

benzene
ethylbenzene
toluene
chlorobenzene
1,2-dichlorobenzene
1, 3-dichlorobenzene
1,4-dichlorobenzene
xylene

styrene

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PHENOLIC COMPOUNDS

nonchlorinated phenols (each)
chlorophenols (each)
chlorophenols (total)