RUTLAND, Vt., Sept. 03, 2026 (GLOBE NEWSWIRE) -- Casella Waste Systems, Inc. (Nasdaq: CWST), a regional solid waste, recycling and resource management services company in the Eastern United States, and Waga Energy (EPA: WAGA), a global expert in the production of Renewable Natural Gas (“RNG”) from landfills, announced the start of operations of the RNG production facility at the McKean Landfill in Mount Jewett, Pennsylvania.