Welcome to the Greater Greensburg Sewage Authority web site
The Greater Greensburg Sewage Authority (GGSA) owns and operates the Greater Greensburg Wastewater Treatment Plant (WWTP) and much of its sewage collection system.

The WWTP, designed to treat 6.75 million gallons of wastewater per day, consists of preliminary screening, grit removal, primary sedimentation, combined carbonaceous and nitrogenous BOD5 removal in a conventional activated sludge system, final sedimentation, and ultraviolet disinfection. The solids handling system consists of gravity thickening for primary sludge, mechanical concentrators for waste activated sludge, two-stage anaerobic digestion, and mechanical dewatering. The WWTP discharges into Jacks Run under NPDES Permit No. PA0027456.

The Greater Greensburg WWTP serves approximately 9,800 customers from the City of Greensburg, Borough of Southwest Greensburg, Borough of South Greensburg, and portions of Hempfield Township.
The Greater Greensburg Sewage Authority is now offering Automatic Debiting, or ACH for the payment of your sewer bills. If you enroll, you will receive your regular bill notifying you of the amount due and the date in which it will be debited from your checking account. Click the link below to download the enrollment form.
Recent News
General Info
Contact Us
Greater Greensburg Sewage Authority
Greater Greensburg Sewage Authority
Wastewater Treatment Plant
Route 119 South, Greensburg, PA
Greater Greensburg Sewage Authority Billing Office and Maintenance Garage
210 West Otterman Street, Greensburg, PA
Direct Debit Authorization Form (PDF)
In accordance with the Pennsylvania Right To Know Law the Greater Greensburg Sewage Authority has adopted a Right-to-Know Policy for Public Records. This policy and a Right-to-Know Request Form may be viewed at the Authority offices or at the links below.
ACH Sewer Bill Payment
Right-To-Know Policy
Right-to-Know Request Form
Are You Insured Against Sewer Back-ups?
Did you know that property damage resulting from sewage back-up into a home or business is essentially the responsiblity of the property owner and not the Greater Greensburg Sewage Authority. For important infomation on sewer back-up liability and insurance, please see our General Info page.
If you wish to receive your bill vie e-mail, instead of a paper bill, please e-mail your name, account number, sevice address, and e-mail address to You will then receive the e-mail bill the day paper bills are mailed.
GGSA Online Bill Payment System
GGSA accepts credit card payments online, over the phone and in person.  A $3 convenience fee is charged for this service.  For more information about online bill payment, click the link below.
Credit Card and Online Bill Payment
e-mail Billing