The Berwick Area Joint Sewer Authority (BAJSA) was organized in 1994 in Columbia County, Pennsylvania for the purpose of providing adequate waste water conveyance and treatment services for the municipalities. Currently, the authority services residences and commercial sites within the five different municipalities; Berwick Borough, Briar Creek Borough, Briar Creek Township, Mifflin Township, and Salem Township.

What’s New

• 2023 Closed Business DaysJanuary 31, 2023
  The office will be closed on the following days: January 2, 2023… Read more: 2023 Closed Business Days
• What is the MS4 stormwater program?July 29, 2022
  MS4 stands for Municipal Separate Storm Sewer System. An MS4 entity owns… Read more: What is the MS4 stormwater program?
• Paperless BillingNovember 24, 2021
  Sign up now for Paperless Billing and not have to worry about… Read more: Paperless Billing
• Salem Tappage Fee PenaltyAugust 24, 2013
  Effective August 2013, Salem Township residents whom hold an outstanding tappage fee… Read more: Salem Tappage Fee Penalty

Services
Residential or Commercial, we offer treatment services to 5 municipalities in the Berwick area. [more]

Payments
Do you want to pay your sewer bill now? Online payment services are now available!
Utilize our new online payment option. [more]

ACH Application Form
Never write another check or pay late fees again.  Sign up for automatic bill payment