Petawawa, Pembroke and Laurentian Valley – Receiving Waste Collection Schedule Soon March 6th, 2019 – The 2019/2020 Collection Schedules are being mailed out the week of March 18th  to residents in Petawawa, Pembroke and Laurentian Valley.  The annual calendar, distributed by the Ottawa Valley Waste Recovery Centre on behalf of the Municipalities, outlines collection days ...