Water Localisation (North) Localisation (West) TOC (mg/L) pH Conductivity (µS/cm) Tap 45,500437°N 73,555977°W 1.9 7.9 284 Green 45,66063°N 73,47092°W 3.2 7.7 218 Brown 45,56769°N 74,37961°W 7.0 6.7 63

Table 1: Sampled sites for water exposure, for each sample at least 60 liters were sampled in November 2012.