Prairie Provinces Water Board

The MAA was signed in 1969 by Canada and the governments of Alberta, Saskatchewan, and Manitoba in recognition of the need to cooperatively share and manage interprovincial waters for the benefit of present and future generations.

Contact Us

Prairie Provinces Water Board
Suite 1001 - 10th Floor, Alvin Hamilton Building
1783 Hamilton Street
Regina, SK S4P 2B6

Telephone: (306) 564-4462 or (306) 564-4450
Fax: (306) 780-6810  

Email:

patrick.cherneski@canada.ca

elaine.page@canada.ca

Beaver

 

Beaver River  Reach: Beaver Crossing to the Border

  Chemical, Physical or Biological Variable

Unit

   Acceptable Limit or Limits

  Nutrients

Open

Closed

  Total Phosphorus

mg/L

0.171

0.127

  Total Dissolved Phosphorus

mg/L

0.043

0.042

0.060

0.060

  Total Nitrogen

mg/L

1.140

1.862

  Nitrate as N

mg/L

3

  Ammonia Un-ionized

mg/L

0.019a

  Major Ions

 

 

  Total Dissolved Solids

mg/L

500

  Sulphate Dissolved

mg/L

250

  Sodium Dissolved

mg/L

200

  Fluoride Dissolved

mg/L

0.19

  Chloride Dissolved

mg/L

100

  Physicals and Other

  pH Lab

pH units

6.5-9.0

  pH Field

pH units

6.5-9.0

  Oxygen Dissolved

 

 

      Temperature > 5°C (Open Season)

mg/L

5

      Temperature < 5°C (Closed Season)

mg/L

Under Review

  Sodium Adsorption Ratio

rel units

3

  Total Suspended Solids

mg/L

3.0-48.8

  Reactive Chlorine Species

mg/L

0.0005

  Cyanide (free)

mg/L

0.005

 

  E. Coli

No./100 mL

200

  Coliforms Fecal

No./100 mL

100

  Metals

  Arsenic Total 

µg/L

5

  Arsenic Dissolved 

µg/L

No Objective

  Barium Total

µg/L

1000

  Beryllium Total

µg/L

100

  Boron Total  

µg/L

500

  Cadmium Total 

µg/L

Calculatedb

  Chromium Total 

µg/L

50

  Cobalt Total  

µg/L

50

  Copper Total  

µg/L

Calculatedb

  Iron Dissolved 

µg/L

300

  Lead Total  

µg/L

Calculatedb

  Lithium Total 

µg/L

2500

  Manganese Dissolved  

µg/L

Under Review

  Mercury Total

µg/L

0.026

  Molybdenum Total  

µg/L

10

  Nickel Dissolved 

µg/L

Calculatedb

  Selenium Total  

µg/L

1

  Silver Total  

µg/L

0.1

  Thallium Total

µg/L

0.8

  Uranium Total 

µg/L

10

  Vanadium Total  

µg/L

100

  Zinc Total 

µg/L

30

 

 

Pesticides

 

 

Acid Herbicides

 

 

2,4-D

µg/L

4

Bromoxynil

µg/L

0.33

Dicamba

µg/L

0.006

MCPA

µg/L

0.025

Picloram

µg/L

29

Organochlorine Pesticides in Water

 

 

Endosulfan

µg/L

0.003

Hexachlorocyclohexane (gamma-HCH) (Lindane)

µg/L

0.01

Hexachlorobenzene 

µg/L

0.52

Pentachlorophenol (PCP)

µg/L

0.5

Neutral Herbicides in Water

 

 

Atrazine

µg/L

1.8

Diclofopmethyl (Hoegrass)

µg/L

0.18

Metolachlor

µg/L

7.8

Metribuzin

µg/L

0.5

Simazine

µg/L

0.5

Triallate

µg/L

0.24

Trifluralin

µg/L

0.2

Other

 

 

Glyphosate

µg/L

Report Detections

Fish Tissue

 

 

Mercury in fish (muscle tissue)

µg/kg

200

Arsenic in fish (muscle tissue)

µg/kg

3500

Lead in fish (muscle tissue)

µg/kg

500

DDT (total) in fish (muscle tissue)

µg/kg

5000

Aquatic Biota Consumption 

 

 

PCB in fish (muscle tissue) mammalian

µg TEQ/kg diet wet weight

0.00079

PCB in fish (muscle tissue) avian

µg TEQ/kg diet wet weight

0.0024

DDT (total) in fish (muscle tissue)

µg/kg diet wet weight

14

Toxaphene in fish (muscle tissue)

µg/kg diet wet weight

6.3

Radioactive

 

 

Cesium-137

Bq/L

10

Iodine-131

Bq/L

6

Lead-210

Bq/L

0.2

Radium-226

Bq/L

0.5

Strontium-90

Bq/L

5

Tritium

Bq/L

7000


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Page last modified: 10 March 2020 15:23

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