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. Author manuscript; available in PMC: 2018 Oct 25.
Published in final edited form as: Environ Sci Technol. 2015 Oct 29;49(23):13878–13888. doi: 10.1021/acs.est.5b00906

Table 1.

Source sector stock and emissions parameters. spatial surrogate totals, and associated data sources

Source
Sector		 Spatial
Surrogate		 Surrogate
Factor		 Central ∑PCB
Concentration or Emission
Factor		 Aroclor
Profile
Sealants Building volume 156 m3 599.30 g m−3 1254
Transformers National Transfomer
Registry locations		 transformers 358,000 g m−3 1242, 1016, 1254, 1260
Soils Pervious surface area 357 km2 0.10 g m−3 Non-Aroclor
Chicago CDF Surface area 0.17 km2 9.00 g m−3 1248, 1254,
1260
Chicago
Sanitary &
Ship Canal		 Canal volume,
sediment depth		 3 km2 Sediment: 8.3 g m−3
Water: 33 ng m−3 		1248,
1254, 1260
Paint: in use Building wall area 79 km2 0.0134 g m−3 Non-Aroclor
Municipal
landfills		 Landfill area 12 km2 0.045 μg s−1 m−2 1242, 1016,
1254;
Non-Aroclor
Sludge drying
beds		 Biosolids production 4 km2 0.72 g m−3 Non-Aroclor
Human
population		 Population density 4,450
persons/km2 		0.01 g/person Non-Aroclor