Featured

Project Spotlight: Richmond Short Creek and Hayes Lift Stations

The Richmond Sanitary District recently completed construction on both the Short Creek and Hayes Lift Station replacement projects. An extensive flow monitoring and hydraulic modeling effort helped identify existing and… Read More

EPA

EPA Proposes Streamlined PFAS Reporting Rule

Proposal aims to cut costs while maintaining key PFAS oversight EPA Proposes Streamlined PFAS Reporting Rule | NRWA – Nov 10, 2025 The U.S. Environmental Protection Agency (EPA) has proposed… Read More

News

Claypool Holds Groundbreaking Ceremony For Wastewater, Stormwater Improvement Project

Posted Nov 06, 2025 Updated: Nov 6, 2025 @ 4:33 PM New Project – 2025-11-06T154704.139 – InkFreeNews.comCLAYPOOL – A groundbreaking ceremony marking the start of construction on a wastewater and stormwater improvement… Read More

News

EPA Releases New Resources to Help Protect Water Systems, Strengthen Cyber Resilience

EPA Releases New Resources to Help Protect Water Systems, Strengthen Cyber Resilience October 23, 2025 – WASHINGTON – EPA Press Office (press@epa.gov) This week, U.S. Environmental Protection Agency (EPA) released new… Read More

News

Odon Water Utility Groundbreaking

On October 29, the Town of Odon held a groundbreaking event for the Water Utility Improvements project. This transformative project will modernize Odon’s water utility infrastructure to improve water quality,… Read More

News

Milford Water Utility Improvements Groundbreaking

On October 14, the Town of Milford held a groundbreaking event for the Water Utility Improvements project. This project includes two divisions of work: a new water treatment plant to… Read More

News

What Shapes Indiana’s Water Quality – and How Hoosiers Can Protect It

Indiana’s water story is shaped by three big forces: agriculture, aging infrastructure, and legacy industry.

News

Celebrating 25 Years of Giving Back Through Charity Golf Outing

This year marked the 25th anniversary of the Commonwealth Engineers Client Appreciation Charity Golf Outing, and it was one to remember. On September 11th, clients, staff, and partners came together… Read More

News

“Laying the Foundation for Growth” – Rochester Industrial Park & Infrastructure Upgrades Groundbreaking

The City of Rochester hosted a groundbreaking ceremony on September 16th to launch the Industrial Park & Infrastructure Upgrades Project. This is a $20+ million investment in water, wastewater, and… Read More

Years Experience

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focus on water resources

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acceptance of planning documents, plans, and specs for permitting & funding

Water Resource Engineering & Consulting Services

Since 1974, Commonwealth Engineers has been the consultant of choice by a broad cross-section of clientele, including cities, towns, municipalities, private sector and commercial clients. Our core team of engineers, scientists, regulators, and designers are specialized to solve your most pressing matters related to wastewater, potable water, stormwater, sustainable infrastructure, dams, levees, waterways, site civil, and energy-saving systems.

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No matter your need, you can count on project support from our staff from start to finish, and even beyond! Every project is assigned a Project Manager, Funding Specialist, Regulatory Specialist, Project Engineer, and Designer…all accompanied by our business development staff keeping you connected to the right person, at the right time, every step of the way.

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