Canadian Council of Ministers
of the Environment

Le Conseil canadien des ministres
de l'environnement

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Dichloromethane

Synonyms and/or acronyms: Methylene chloride
CASRN: 75092
Parameter 1: ORGANIC
Parameter 2: Halogenated aliphatic compounds
Parameter 3: Halogenated methanes

Water Quality for the Protection of Aquatic Life

Further documentation on these guidelines can be found in the Canadian Environment Quality Guidelines.
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Freshwater

Concentration (µg/L)

98.1

Interim guideline.

Guideline value slightly modified from CCREM 1987 + Appendixes due to re-evaluation of the significant figures.

Date

1992

Marine

Concentration (µg/L)

Insufficient data

Date

1992

Water Quality for the Protection of Agriculture

Irrigation

Concentration (µg/L)

Insufficient data

No fact sheet created. For more information on this guideline, please refer to Canadian Water Quality Guidelines (CCREM 1987).

Date

1992

Livestock

Concentration (µg/L)

50

No fact sheet created. For more information on this guideline, please refer to Canadian Water Quality Guidelines (CCREM 1987).
Interim guideline.

Date

1992

Sediment Quality for the Protection of Aquatic Life

Freshwater

Concentration (µg/kg dry weight) - ISQG

No data

Concentration (µg/kg dry weight) - PEL

No data

Date

No data

Marine

Concentration (µg/kg dry weight) - ISQG

No data

Concentration (µg/kg dry weight) - PEL

No data

Date

No data

Soil Quality for the Protection of Environmental and Human Health

Concentration (mg/kg dry weight) - Agricultural

0.1

Aliphatic chlorinated hydrocarbons include chloroform dichloroethane (1,1- 1,2-), dichloroethene (1,1- 1,2-) dichloromethane 1,2-dichloropropane, 1,2-dichloropropene (cis and trans) 1,1,2,2-tetrachlorethane carbon tetrachloride trichloroethane (1,1,1- 1,1,2-)

Concentration (mg/kg dry weight) - Residential / parkland

5

Aliphatic chlorinated hydrocarbons include chloroform dichloroethane (1,1- 1,2-), dichloroethene (1,1- 1,2-) dichloromethane 1,2-dichloropropane, 1,2-dichloropropene (cis and trans) 1,1,2,2-tetrachlorethane carbon tetrachloride trichloroethane (1,1,1- 1,1,2-)

Concentration (mg/kg dry weight) - Commercial

50

Aliphatic chlorinated hydrocarbons include chloroform dichloroethane (1,1- 1,2-), dichloroethene (1,1- 1,2-) dichloromethane 1,2-dichloropropane, 1,2-dichloropropene (cis and trans) 1,1,2,2-tetrachlorethane carbon tetrachloride trichloroethane (1,1,1- 1,1,2-)

Concentration (mg/kg dry weight) - Industrial

50

Aliphatic chlorinated hydrocarbons include chloroform dichloroethane (1,1- 1,2-), dichloroethene (1,1- 1,2-) dichloromethane 1,2-dichloropropane, 1,2-dichloropropene (cis and trans) 1,1,2,2-tetrachlorethane carbon tetrachloride trichloroethane (1,1,1- 1,1,2-)

Date

1991

Tissue Residue Quality for the Protection of Widlife Consumer of Aquatic Biota

Concentration (µg/kg diet wet weight)

No data

Date

No data