Mark’s Quarry nonhazardous landfi ll Paisley treatment centre 0 0 0 0 0 Port Clarence landfi ll 0 0 0 0 0 Port Clarence waste recovery park 0 0 0 0 0 Thornhaugh non-hazardous and SNRHW landfi ll 0 3 1 0 0 In 2016 we maintained our high standard of operations ensuring no environmental grievances at all but the one site.