Mid-Atlantic Power Pathway Chalk Point Substation to Indian River ...

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Mid-Atlantic Power Pathway Environmental Review Document Chalk Point Substation to Indian River Substation Volume II – Environmental Analysis of April 13, 2011 Chalk Point Substation to MD/DE State Line 1.11.5.1.4 Western Shore Landing to Gateway Converter Transmission Line ...................................................................................................... 1-254 1.11.5.1.5 Gateway Converter .............................................................................. 1-255 1.11.5.1.6 Gateway Converter to Maryland/Delaware State Line ........................ 1-256 1.11.5.2 Previously Identified Architectural Resources .......................................... 1-256 1.11.5.2.1 Chalk Point Substation to Chestnut Converter .................................... 1-256 1.11.5.2.2 Chestnut Converter .............................................................................. 1-256 1.11.5.2.3 Chestnut Converter to Western Shore Landing ................................... 1-256 1.11.5.2.4 Western Shore Landing to Gateway Converter ................................... 1-257 1.11.5.2.5 Gateway Converter .............................................................................. 1-257 1.11.5.2.6 Gateway Converter to Maryland/Delaware State Line ........................ 1-257 1.11.6 Potential Project Effects to Historic Sites ........................................................ 1-257 1.11.6.1 Effects to Archaeological Resources ......................................................... 1-257 1.11.6.1.1 Chalk Point Substation to Chestnut Converter .................................... 1-257 1.11.6.1.2 Chestnut Converter .............................................................................. 1-258 1.11.6.1.3 Chestnut Converter to Western Shore Landing ................................... 1-258 1.11.6.1.4 Western Shore Landing to Gateway Converter ................................... 1-258 1.11.6.1.5 Gateway Converter .............................................................................. 1-259 1.11.6.1.6 Gateway Converter to Maryland/Delaware State Line ........................ 1-259 1.11.6.2 Effects to Architectural Resources ............................................................. 1-259 1.11.6.2.1 Chalk Point Substation to Chestnut Converter Transmission Line ..... 1-259 1.11.6.2.2 Chestnut Converter .............................................................................. 1-260 1.11.6.2.3 Chestnut Converter to Western Shore Landing Transmission Line ...................................................................................................... 1-260 1.11.6.2.4 Western Shore Landing to Gateway Converter Transmission Line ...................................................................................................... 1-260 1.11.6.2.5 Gateway Converter .............................................................................. 1-260 1.11.6.2.6 Gateway Converter to Maryland/Delaware Line ................................. 1-260 1.11.7 Potential Impacts and Mitigation ..................................................................... 1-261 1.11.8 References ........................................................................................................ 1-261 1.12 AIR QUALITY ......................................................................................................... 1-264 1.12.1 Existing Conditions .......................................................................................... 1-264 1.12.1.1 Chalk Point Substation to Chestnut Converter .......................................... 1-265 1.12.1.2 Chestnut Converter .................................................................................... 1-266 1.12.1.3 Chestnut Converter to Western Shore Landing Transmission Line .......... 1-266 1.12.1.4 Western Shore Landing to Gateway Converter Transmission Line .......... 1-266 1.12.1.5 Gateway Converter .................................................................................... 1-266 1.12.1.6 Gateway Converter to Maryland/Delaware State Line Transmission Line ............................................................................................................ 1-266 1.12.2 Project Impacts and Mitigation ........................................................................ 1-267 1.12.2.1 Chalk Point Substation to the Chestnut Converter .................................... 1-267 1.12.2.2 Chestnut Converter .................................................................................... 1-267 1.12.2.3 Chestnut Converter to Western Shore Landing ......................................... 1-268 1.12.2.4 Western Shore Landing to Gateway Converter ......................................... 1-268 1.12.2.5 Gateway Converter .................................................................................... 1-268 1.12.2.6 Gateway Converter to Maryland/Delaware State Line .............................. 1-269 x
Mid-Atlantic Power Pathway Environmental Review Document Chalk Point Substation to Indian River Substation Volume II – Environmental Analysis of April 13, 2011 Chalk Point Substation to MD/DE State Line 1.12.3 References ........................................................................................................ 1-269 1.13 NOISE ....................................................................................................................... 1-271 1.13.1 Existing Conditions .......................................................................................... 1-271 1.13.1.1 Chalk Point Substation to Chestnut Converter .......................................... 1-271 1.13.1.2 Chestnut Converter .................................................................................... 1-271 1.13.1.3 Chestnut Converter to Western Shore Landing ......................................... 1-271 1.13.1.4 Western Shore Landing to Gateway Converter ......................................... 1-271 1.13.1.5 Gateway Converter .................................................................................... 1-272 1.13.1.6 Gateway Converter to Maryland/Delaware State Line .............................. 1-272 1.13.2 Project Impacts and Mitigation ........................................................................ 1-272 1.13.2.1 Chalk Point Substation to Chestnut Converter .......................................... 1-272 1.13.2.2 Chestnut Converter .................................................................................... 1-272 1.13.2.3 Chestnut Converter to Western Shore Landing ......................................... 1-273 1.13.2.4 Western Shore Landing to Gateway Converter ......................................... 1-273 1.13.2.5 Gateway Converter .................................................................................... 1-274 1.13.2.6 Gateway Converter to Maryland/Delaware State Line .............................. 1-274 1.13.2.7 Operational Noise ...................................................................................... 1-274 1.14 ELECTRIC AND MAGNETIC FIELDS ................................................................. 1-276 1.14.1 Available State, National and International Guidelines for EMF .................... 1-276 1.14.2 Existing Conditions .......................................................................................... 1-276 1.14.3 Potential Environmental Impacts ..................................................................... 1-276 LIST OF TABLES Number Title Page Table 1.1-1 Physiographic Regions, Districts, and Areas Crossed by the Proposed Project Right-of-Way ..................................................................... 1-4 Table 1.1-2 Mineral Resource Extraction Sites near the Project Area .............................. 1-7 Table 1.2-1 Soil Series Within the Project Right-of-Way and Project Boundaries ........ 1-15 Table 1.2-2 Soil Limitations of Soil Map Units to be Disturbed within the Project Right-of-Way Associated with the Chalk Point Substation to Chestnut Converter ...................................................................................... 1-30 Table 1.2-3 Soil Limitations of Soil Map Units to be Disturbed within the Vicinity of the Chestnut Converter .............................................................. 1-31 Table 1.2-4 Soil Limitations of Soil Map Units to be Disturbed within the Project Right-of-Way Associated with the Chestnut Converter to Western Shore Landing .............................................................................................. 1-33 Table 1.2-5 Soil Limitations of Soil Map Units to be Disturbed within the Project Right-of-Way Associated with the Western Shore Landing to Gateway Converter ...................................................................................... 1-36 Table 1.2-6 Soil Limitations of Soil Map Units to be Disturbed in the Vicinity of the Gateway Converter ................................................................................ 1-39 Table 1.2-7 Soil Limitations of Soil Map Units to be Disturbed within the Project Right-of-Way Associated with the Gateway Converter to Maryland/Delaware State Line .................................................................... 1-40 xi
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Mid-Atlantic Power Pathway Chalk Point Substation to Indian River ...

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