Canadian Council of Ministers
of the Environment

Le Conseil canadien des ministres
de l'environnement

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Colour


CASRN: N/A
Parameter 1: PHYSICAL

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)

Narrative

True Colour
The mean absorbance of filtered water samples at 456 nm shall not be significantly higher than the seasonally adjusted expected value for the system under consideration.


Apparent Colour
The mean percent transmission of white light per metre shall not be significantly less than the seasonally adjusted expected value for the system under consideration.

Date

1999

Marine

Concentration (µg/L)

Narrative

True Colour
The mean absorbance of filtered water samples at 456 nm shall not be significantly higher than the seasonally adjusted expected value for the system under consideration.


Apparent Colour
The mean percent transmission of white light per metre shall not be significantly less than the seasonally adjusted expected value for the system under consideration.

Date

1999

Water Quality for the Protection of Agriculture

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

Irrigation

Concentration (µg/L)

No data

Date

No data

Livestock

Concentration (µg/L)

Narrative

See factsheet

Date

1999

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

No data

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

No data

Concentration (mg/kg dry weight) - Commercial

No data

Concentration (mg/kg dry weight) - Industrial

No data

Date

No data

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

Concentration (µg/kg diet wet weight)

No data

Date

No data