The issue of non-flushables, such as wet wipes, plaguing wastewater authorities across Canada has added a new concern as Canada’s opioid crisis is resulting in more spent needles in sewer clogs. “We are running into more needles because of the opioid crisis and there are needles galore in the sewage system,” said Barry Orr, who for more than a decade has been Canada’s leading voice in the fight against non-flushables, a member of an international committee concerned about non-flushables and establishing standards for what is deemed flushable in sewer lines. He is currently the sewer outreach and control inspector for the London, Ont.