Combined Sewer Overflow No. 12

Welcome to the Combined Sewer Overflow (CSO) No. 12 project page. This page contains updates, contact information, documents, and answers to frequently asked questions pertaining to the CSO No. 12 project. 

New information is added as it is received. You can subscribe to receive alerts by subscribing to our LebAlert service. 

You can easily find this page again by going to LebanonNH.gov/CSO12. 

  1. Project Information
  2. FAQs
  3. Current Alerts

Project Information

This project is complete with the exception of lawn restoration in the Spring of 2022

Plans and Documents

  1. CSO 12- Construction Schedule 2020
  2. CSO 12 Map of Project Limits (PDF)
  3. CSO 12 100% Plans (PDF 28MB)
  4. CSO 12 Bid Advertisement

General Information

  1. CSO 12 Lawn Restoration

Letters to Residents

  1. SRF Clean Water Environmental Information Legal Notice
  2. CSO 12 Neighborhood Walk Invitation 06/26/18
  3. CSO 12 Informational Meeting 11/15/18
  4. CSO 12 Arborist Walkthrough 12/10/18
  5. CSO 12 Community Meeting Invitation 03/26/19
  6. CSO 12 Project Punch List Letter 06/03/20
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Contact Information


Public Works Department

Main: 603-448-3112

Project Contacts

Jay Cairelli
Assistant Public Works Director
Email Jay Cairelli