The Radnor-Haverford-Marple (RHM) Sewer Authority is responsible for providing treatment of all sewage emanating from the Darby Creek Drainage Basis in Radnor, Haverford, Marple, Newtown, and Tredyffrin Townships. The sewage is treated in plants located along the Delaware River in Southwest Philadelphia.
The Radnor-Haverford-Marple Sewer Authority meets 4 times a year.
The Authority consists of 2 appointees from each of the member Townships serving 5 year terms. Your Radnor-Haverford-Marple Sewer Authority Township Representatives are: