Table 23
Water discharge in mineral extraction industries, by point of discharge, industry group, region and type of final treatment, 2009

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Water discharge in mineral extraction industries, by point of discharge, industry group, region and type of final treatment, 2009


Table summary
This table displays the results of water discharge in mineral extraction industries public and municipal utilities, surface water bodies, tidewater , groundwater, tailing ponds, other and total water discharge, calculated using millions of cubic metres units of measure (appearing as column headers).
  Public and municipal utilities Surface water bodies Tidewater  Note 1 Groundwater Tailing ponds Other Total
water discharge
  millions of cubic metres
Industry group  
Coal mines Note F: too unreliable to be published 22.0  Note E: Use with caution 0.0 Note x: suppressed to meet the confidentiality requirements of the Statistics Act 0.0 Note x: suppressed to meet the confidentiality requirements of the Statistics Act 29.8  Note E: Use with caution
Metal mines Note F: too unreliable to be published 336.9  D Note F: too unreliable to be published 22.6  D 54.5  D Note x: suppressed to meet the confidentiality requirements of the Statistics Act 426.5  C
Non-metal mines  Note 2 0.1  Note E: Use with caution 92.9  D Note F: too unreliable to be published Note F: too unreliable to be published 12.5  C 15.5  D 164.1  D
Total Note F: too unreliable to be published 451.9  C Note F: too unreliable to be published 55.7  Note E: Use with caution 66.9  C 22.9  C 620.4  C
Region  
Atlantic  Note 3 Note F: too unreliable to be published Note x: suppressed to meet the confidentiality requirements of the Statistics Act Note F: too unreliable to be published Note F: too unreliable to be published 14.1  B Note x: suppressed to meet the confidentiality requirements of the Statistics Act 247.1  D
Quebec Note F: too unreliable to be published 124.5  C Note F: too unreliable to be published 1.0  Note E: Use with caution Note x: suppressed to meet the confidentiality requirements of the Statistics Act Note x: suppressed to meet the confidentiality requirements of the Statistics Act 151.4  C
Ontario Note F: too unreliable to be published 56.6  D 0.0 Note F: too unreliable to be published Note x: suppressed to meet the confidentiality requirements of the Statistics Act Note x: suppressed to meet the confidentiality requirements of the Statistics Act 62.7  D
Prairies  Note 4 0.1  Note E: Use with caution Note x: suppressed to meet the confidentiality requirements of the Statistics Act 0.0 Note F: too unreliable to be published Note x: suppressed to meet the confidentiality requirements of the Statistics Act Note x: suppressed to meet the confidentiality requirements of the Statistics Act 43.1  D
British Columbia and territories  Note 5 0.0 68.7  Note E: Use with caution 0.0 Note x: suppressed to meet the confidentiality requirements of the Statistics Act Note x: suppressed to meet the confidentiality requirements of the Statistics Act Note F: too unreliable to be published 116.1  D
Canada Note F: too unreliable to be published 451.9  C Note F: too unreliable to be published 55.7  Note E: Use with caution 66.9  C 22.9  C 620.4  C
Treatment  
Water not treated before discharge Note F: too unreliable to be published 255.7  D Note F: too unreliable to be published Note F: too unreliable to be published 44.1  D Note x: suppressed to meet the confidentiality requirements of the Statistics Act 371.8  D
Primary or mechanical Note F: too unreliable to be published 156.0  C 0.0 Note F: too unreliable to be published Note x: suppressed to meet the confidentiality requirements of the Statistics Act Note F: too unreliable to be published 193.3  C
Secondary or biological Note F: too unreliable to be published Note F: too unreliable to be published Note F: too unreliable to be published 0.1  Note E: Use with caution 0.0 Note F: too unreliable to be published 1.0  Note E: Use with caution
Tertiary or advanced 0.0 39.3  Note E: Use with caution 0.0 Note x: suppressed to meet the confidentiality requirements of the Statistics Act Note x: suppressed to meet the confidentiality requirements of the Statistics Act 0.0 54.4  D
Total Note F: too unreliable to be published 451.9  C Note F: too unreliable to be published 55.7  Note E: Use with caution 66.9  C 22.9  C 620.4  C
For 2005, tidewater is included in surface water bodies and other points of discharge. As of 2007, it appears separately.              
Excluding sand, gravel, clay, and ceramic and refractory minerals mining and quarrying (North American Industry Classification System, code 21232).              
Atlantic provinces include: Newfoundland and Labrador, Prince Edward Island, Nova Scotia and New Brunswick.              
Prairie provinces include: Manitoba, Saskatchewan and Alberta.              
British Columbia and territories include: British Columbia, Yukon, Northwest Territories and Nunavut.              
Note(s): Figures may not add up to totals due to rounding.              
               
x suppressed to meet the confidentiality requirements of the Statistics Act
E use with caution
F too unreliable to be published
1.
For 2005, tidewater is included in surface water bodies and other points of discharge. As of 2007, it appears separately.
2.
Excluding sand, gravel, clay, and ceramic and refractory minerals mining and quarrying (North American Industry Classification System, code 21232).
3.
Atlantic provinces include: Newfoundland and Labrador, Prince Edward Island, Nova Scotia and New Brunswick.
4.
Prairie provinces include: Manitoba, Saskatchewan and Alberta.
5.
British Columbia and territories include: British Columbia, Yukon, Northwest Territories and Nunavut.
Note(s):
Figures may not add up to totals due to rounding.
Source(s):
Statistics Canada, CANSIM tables 153-0078, 153-0079, 153-0089, 153-0090 and 153-0091.
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