Home / Request for Qualifications For Engineering Services for Wastewater Treatment Plant Improvements

The Kennebunk Sewer District is requesting qualification for the engineering services relating to the construction of new biological treatment processes to replace the existing Rotating Biological Contactors (RBCs). The new construction will replace the failing RBCs with a treatment process capable of providing treatment for the reduction of nitrogen in the effluent consistent with regulatory requirements.


Note: Some documents are large (see file size to right of document title) and may take several minutes to download.

RFQ Solicitation

  1. Request for Qualifications for Engineering Services for Wastewater Treatment Plant Improvements (228 KB)
  2. Wastewater Facility Plan Update – March 27, 2015 (65.8 MB)
  3. Headworks Plans 2021 (48.2 MB)
  4. WWTF Record Drawings (124.8 MB)
  5. Minutes with MEDEP on relicensing (402 KB)
  6. Kennebunk Sewer District Boring logs for WWTP (3.2MB)


All questions and clarifications shall be made in writing to mbolduc@ksdistrict.org and will be summarized with the answers in the following Addendum(s):

RFQ Addendum 1 – posted 6/24/21

RFQ Addendum 2 – posted 7/12/21