Canada. Water Quality Branch.

• Detailed surface water quality data - Alberta, Manitoba, Northwest Territories and Saskatchewan
• Water Quality Data
• Analytical methods manual 1984
• Business of the Water Quality Branch. Environment Canada
• Contaminants in bottom sediments of the St. Lawrence river in june 1975
• Detailed Surface Water Quality Branch
• Detailed Surface Water Quality Data
• Dictionary of the National Water Quality Data Bank (NAQUADAT)
• Index of water quality stations
• Industrial Water Resources of Canada
• Is the Water Safe to Use
• La qualité des eaux de surface au Canada