Sustainable Water Solutions For A Growing Community: Union City Drinking Water Improvements

Existing conditions of Union City’s water infrastructure prior to improvements. 

Union City commissioned RQAW | DCCM to complete a Preliminary Engineering Report (PER) to assess the condition of the existing water system, evaluate current and projected needs, and provide alternatives and recommendations for the city. With anticipated growth in both industrial and residential sectors, the city’s existing water system was unable to supply enough water or pressure to meet demand. To address these challenges, RQAW | DCCM designed a comprehensive upgrade to Union City’s drinking water infrastructure, guiding the project from conception through completion.

Throughout this project, RQAW | DCCM found Union City needed to expand its combined wellfield and treatment plant firm capacity from 1.87 million gallons per day (MGD) to 3.85 MGD. To achieve this, the RQAW | DCCM team designed wellfield upgrades to improve water supply efficiency, as well as filter, high-service pump, disinfection, and SCADA system upgrades to two treatment plants in Union City. The project also includes the replacement of over 100 lead service lines, installation of nearly three miles of 20-inch C900 water main to improve water distribution to industrial users, and 6-inch water main and service laterals to provide clean drinking water to approximately six homes.

RQAW | DCCM helped Union City secure $19 million in funding from various public and private sources, including $5 million in grant funds through the State Revolving Fund (SRF) program. Our team attended regular funding workshops with all funding sources, conducted strategic calls with industrial partners, and formed an ad hoc working group to streamline communication and secure necessary funding. Through these collaborative efforts, the project was able to move forward successfully.

“It was a privilege to support Union City in expanding its water infrastructure to meet the needs of growing industries and local residents. This collaborative project will improve system capacity, reliability, and sustainability, ensuring long-term benefits for the community.”

– Whitney Weidenbenner, PE
   RQAW | DCCM Project Manager

RQAW | DCCM completed the design in March 2025, and construction is scheduled to begin in July 2025. This project demonstrates RQAW | DCCM’s ability to provide innovative, client-focused solutions that address both immediate and future water infrastructure needs. By expanding system capacity and reliability, Union City will be better equipped to support economic growth while ensuring long-term benefits for its residents.

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