Greenfield Township has a Municipal Authority which handles the day-to-day operations of the Township public water and sewer operations and treatment. The Municipal Authority Board has five members that are appointed by the Township Supervisors for a five-year term. Regular meetings are open to the public and are on the third Tuesday of each month at 6:00 pm at the Municipal Authority Building located at 1342 Bedford Street, Claysburg, PA.

Office hours are Monday – Friday, from 9:00 am to 3 pm. Water and sewer bills can be placed in the office mail slot or paid online at https://gtma.authoritypay.com. Authority staff can be reached by calling 814/239-5778 or by email at gtma@atlanticbb.net. For water emergencies, please call the emergency number at 814/317-9984.

Board Members:

 Vernon Walter, Vice-Chair
 123 Slate Drive
 East Freedom PA  16637
 814/239-8347
 Member since January 1997
 Term expires 12/31/2021
  
 Boye Hershberger
 969 Ski Gap Road
 Claysburg PA  16625
 814/239-5918
 Member since November 2015
 Term expires 12/31/2022
  
 Vince Dodson
 147 Penndale Avenue
 Claysburg PA  16625
 814/239-5516
 Member since January 2004
 Term expires 12/31/2023
  
 Jordan Oldham
 399 Bedford Street
 Claysburg PA  16625
 814/239-2384
 Member since January 2020
 Term expires 12/31/2024
  
 Jonathan Furry, Chairman
 195 Slate Drive
 East Freedom PA  16637
 814/317-7979
 Member since August 2014
 Term expires 12/31/2025