Interim marine sediment quality guidelines (ISQGs) and probable effect levels (PELs; dry weight) (from CCME 1999)

Substance

ISQG

PEL

Inorganic (mgkg-1)

 

 

Arsenic

7.24

41.6

Cadmium

0.7

4.2

Chromium

52.3

160

Copper

18.7

108

Lead

30.2

112

Mercury

0.13

0.70

Zinc

124

271

Organic (gkg-1)

 

 

Acenaphthene

6.71

88.9

Acenaphthylene

5.87

128

Anthracene

46.9

245

Aroclor 1254

63.3

709

Benz(a)anthracene

74.8

693

Benzo(a)pyrene

88.8

763

Chlordane

2.26

4.79

Chrysene

108

846

DDD2

1.22

7.81

DDE2

2.07

374

DDT2

1.19

4.77

Dibenz(a,h)anthracene

6.22

135

Dieldrin

0.71

4.30

Endrin

2.673

62.44

Fluoranthene

113

1 494

Fluorene

21.2

144

Heptachlor epoxide

0.603

2.744

Lindane

0.32

0.99

2-Methylnaphthalene

20.2

201

Naphthalene

34.6

391

PCBs, Total

21.5

189

Phenanthrene

86.7

544

Pyrene

153

1 398

Toxaphene

1.53

C5

1 ISQGs and PELs presented here have been calculated using a modification of the NSTP approach.

2 Sum of p,p and o,p isomers.

3 Provisional; adoption of freshwater ISQG.

4 Provisional; adoption of freshwater PEL.

5 No PEL derived.

References