Metal and Diamond Mining Effluent Regulations (SOR/2002-222)
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Regulations are current to 2024-08-18 and last amended on 2024-07-19. Previous Versions
SCHEDULE 3(Subsections 1(1) and 12(2) and subsection 4(2) of Schedule 5)Analytical Requirements for Metal or Diamond Mining Effluent
Column 1 | Column 2 | Column 3 | Column 4 | |
---|---|---|---|---|
Item | Deleterious Substance/pH/temperature | PrecisionFootnote for TABLE 1 1 | AccuracyFootnote for TABLE 1 2 | Method Detection Limit (MDL) |
1 | Arsenic | 10% | 100 ± 10% | 0.0025 mg/L |
2 | Copper | 10% | 100 ± 10% | 0.001 mg/L |
3 | Cyanide | 10% | 100 ± 10% | 0.005 mg/L |
4 | Lead | 10% | 100 ± 10% | 0.0005 mg/L |
5 | Nickel | 10% | 100 ± 10% | 0.0125 mg/L |
6 | Zinc | 10% | 100 ± 10% | 0.010 mg/L |
7 | Suspended Solids | 15% | 100 ± 15% | 2.000 mg/L |
8 | Radium 226 | 10% | 100 ± 10% | 0.01 Bq/L |
9 | Total ammonia | 10% | 100 ± 10% | 0.05 mg/L expressed as nitrogen (N) |
10 | pH | 0.1 pH unit | 0.1 pH unit | Not Applicable |
11 | Temperature | 10% | ± 0.5 °C | Not Applicable |
Return to footnote 1Relative standard deviation at concentrations 10 times above the MDL.
Return to footnote 2Analyte recovery at concentrations above 10 times the MDL.
Column 1 | Column 2 | Column 3 | Column 4 | |
---|---|---|---|---|
Item | Substances/hardness/alkalinity/electrical conductivity | PrecisionFootnote for TABLE 2 1 | AccuracyFootnote for TABLE 2 2 | Method Detection Limit (MDL) |
1 | Aluminum | 10% | 100 ± 10% | 0.005 mg/L |
2 | Cadmium | 10% | 100 ± 10% | 0.000045 mg/L |
3 | Chloride | 10% | 100 ± 10% | 60 mg/L |
4 | Chromium | 10% | 100 ± 10% | 0.00445 mg/L |
5 | Cobalt | 10% | 100 ± 10% | 0.00125 mg/L |
6 | Iron | 10% | 100 ± 10% | 0.15 mg/L |
7 | Manganese | 10% | 100 ± 10% | 0.005 mg/L |
8 | Mercury | 10% | 100 ± 10% | 0.00001 mg/L |
9 | Molybdenum | 10% | 100 ± 10% | 0.0365 mg/L |
10 | Nitrate | 10% | 100 ± 10% | 1.46835 mg/L, expressed as nitrogen (N) |
11 | Phosphorus | 10% | 100 ± 10% | 0.05 mg/L |
12 | Selenium | 10% | 100 ± 10% | 0.0005 mg/L |
13 | Sulphate | 10% | 100 ± 10% | 0.6 mg/L |
14 | Thallium | 10% | 100 ± 10% | 0.0004 mg/L |
15 | Uranium | 10% | 100 ± 10% | 0.0075 mg/L |
16 | Total ammonia | 10% | 100 ± 10% | 0.05 mg/L expressed as nitrogen (N) |
17 | Hardness | 10% | 100 ± 10% | 1 mg/L |
18 | Alkalinity | 10% | 100 ± 10% | 2 mg/L |
19 | Electrical Conductivity | 10% | 100 ± 10% | 1 μS/cm |
Return to footnote 1Relative standard deviation at concentrations 10 times above the MDL.
Return to footnote 2Analyte recovery at concentrations above 10 times the MDL.
- SOR/2006-239, s. 24
- SOR/2018-99, s. 31
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