BRUCE HEAVY WATER PLANT DECOMMISSIONING PROJECT

Bruce Heavy Water Plant Decommissioning
Environmental Assessment Study Report
Ontario Power Generation
Final Submission to CNSC
6.4.3 Site Study Area ...................................................................................... 6-18
6.5 Geology, Hydrogeology and Seismicity............................................................ 6-19
6.5.1 Ground Stratigraphy (Soils and Surficial and Bedrock Geology) ......... 6-19
6.5.1.1 Regional Study Area and Local Study Area........................ 6-19
6.5.1.2 Site Study Area .................................................................... 6-19
6.5.2 Hydrogeology ........................................................................................ 6-24
6.5.2.1 Regional Study Area and Local Study Area........................ 6-24
6.5.2.2 Site Study Area .................................................................... 6-26
6.5.3 Seismicity............................................................................................... 6-29
6.6 Radiation and Radioactivity............................................................................... 6-31
6.6.1 Current Inventory of Nuclear Substances.............................................. 6-31
6.6.2 Radiological Contamination .................................................................. 6-31
6.6.2.1 Possible Sources of Contamination ..................................... 6-31
6.6.2.2 Contamination Discovered during Previous
Decommissioning Work ...................................................... 6-32
6.6.2.3 Ground Contamination Surveys........................................... 6-32
6.6.2.4 Sub-Surface Sampling ......................................................... 6-33
6.7 Land Use and Transportation............................................................................. 6-33
6.7.1 Land Use ................................................................................................ 6-33
6.7.1.1 Regional Study Area............................................................ 6-33
6.7.1.2 Local Study Area ................................................................. 6-33
6.7.2 Transportation Network......................................................................... 6-34
6.7.2.1 Regional Study Area............................................................ 6-34
6.7.2.2 Local Study Area ................................................................. 6-34
6.8 Physical and Cultural Resources........................................................................ 6-34
6.8.1 Archaeology........................................................................................... 6-34
6.8.2 Landscape and Visual Description......................................................... 6-35
6.9 Socio-economic Conditions............................................................................... 6-36
6.9.1 Population and Economy ....................................................................... 6-36
6.9.2 Community Infrastructure...................................................................... 6-37
6.9.3 Community Services.............................................................................. 6-39
6.9.4 Municipal Finance and Administration ................................................. 6-40
6.9.5 Residents and Communities................................................................... 6-40
6.10 Aboriginal Interests............................................................................................ 6-42
6.11 Identification of Valued Components................................................................ 6-43
7.0 POTENTIAL PROJECT/ENVIRONMENT INTERACTIONS ..................................... 7-1
7.1 Introduction.......................................................................................................... 7-1
7.2 Potential Measurable Direct Effects .................................................................... 7-1
7.2.1 Atmospheric Environment....................................................................... 7-1
7.2.1.1 Air Quality ............................................................................. 7-1
7.2.1.2 Noise ...................................................................................... 7-2
7.2.2 Hydrology and Surface Water Quality .................................................... 7-2
7.2.2.1 Site Drainage.......................................................................... 7-2
7.2.2.2 Surface Water Quality............................................................ 7-2
7.2.3 Aquatic Environment............................................................................... 7-2
7.2.4 Terrestrial Environment........................................................................... 7-2
7.2.5 Geology and Hydrogeology..................................................................... 7-3
7.2.6 Radiation and Radioactivity..................................................................... 7-3
7.2.7 Land Use and Transportation................................................................... 7-3
7.2.8 Physical and Cultural Resources.............................................................. 7-3
7.2.9 Socio-Economic Conditions .................................................................... 7-3
iv December 2002