DEVELOPER SERVICES FOR WATER AND SANITARY SEWER MAIN EXTENSIONS
Welcome to Missouri American Water's Developer Services page!
Whether you're a developer, business owner, or homeowner looking to extend Water infrastructure to a new or existing project within our service area, we are here to help. Based in St. Louis, MO, we facilitate Water and Sanitary Sewer main extensions across the state, adhering to MODNR standards and local fire authority regulations. Our specific standards and specifications for water and sanitary sewer mains can be found here.
We work with individuals, commercial entities, multi-unit residential projects, and residential developments within our service area. Check to see if you're within our service area, click here.
CONTACT INFORMATION
For inquiries, please reach out to us at: MOAW-Developer.Services@amwater.com
PROCESS STEPS
- Email Us – Please use the above email link to send us your inquiry.
- Subject “Project Inquiry Developer Services”
- Include the project site address in the email
- Preliminary Inquiry – Submit developer information, site/grading plans, and fire authority requirements. Preliminary inquiries stay on file for one year.
- Engineered Plan Review – Our engineers ensure compliance with our requirements.
- Hydraulic Analysis – We ensure sufficient water pressure and sanitary system capacity.
- MODNR Approval (if required) – Approval from the Missouri Department of Natural Resources.
- Contract Agreement – Agreement between the developer and Missouri American Water.
- Construction – An inspector oversees the main installation, with a pre-construction meeting.
- Main Accepted and Released for Service Line Taps – After required paperwork is submitted, the main can be released.
- Final Reconciliation – Project review 60 to 90 days after the main is released.
Note: The process steps may change, or additional steps may be required based on the specific project.
Thank you for your interest in water and sanitary sewer main extensions.