BRYN MAWR, Pa.–(BUSINESS WIRE)–Essential Utilities, Inc. (NYSE: WTRG) announced today its Aqua Pennsylvania subsidiary has finalized its $18 million purchase of the Greenville Municipal Water Authority in Mercer County, PA. The system serves more than 2,900 customers in Greenville Borough as well as Hempfield and West Salem Townships. The Pennsylvania Public Utility Commission (PUC) approved the sale on January 15, 2026. This acquisition comes one year after Aqua Pennsylvania purchased the Gr