A 2-year Ontario College Diploma preparing students to become licensed drinking water and wastewater systems operators under Ontario's rigorous standards. Offered at Kirkland Lake Campus in two streams: a compressed co-op option (T089) alternating academic semesters with three 4-month paid work placements, and an uncompressed non-co-op option (T090) spread across four regular semesters. Both streams deliver 1,170 hours of instruction covering treatment plant design, chemistry, physics, lab techniques, and safety protocols. Prepares graduates to write the Operator-in-Training (OIT) examination and pursue Class I operator licensing in Ontario.