WATER & WASTEWATER ENGINEERING

HMH Engineering provides comprehensive water and wastewater engineering services to help communities, utilities, and developers design and maintain reliable infrastructure. With offices throughout Idaho and western Montana, our team combines regional expertise with practical solutions to ensure safe and efficient systems.

OUR WATER & WASTEWATER SERVICES
We provide a full range of water and wastewater design, evaluation, and construction services, including:

    • Water supply and distribution systems – planning, design, and upgrades

    • Water supply evaluation and source development

    • Water rights review and assistance

    • Public well design and permitting

    • Pumping facilities – layout, design, and operational support

    • Storage tanks and reservoirs – new construction and rehabilitation

    • Water treatment systems – planning, design, and compliance coordination

    • Inflow and infiltration evaluation to identify and reduce system losses

    • Sewer mains, services, and manholes – replacement and rehabilitation

    • Lift station and force main design for new or upgraded facilities

    • Treatment lagoon design and seepage testing

    • Wastewater system master planning to guide future improvements

    • Funding agency coordination – assisting clients with grant and loan programs

    • Construction observation and administration – ensuring projects are built to specifications and standards

OUR APPROACH
We understand that water and wastewater infrastructure plays a vital role in protecting public health and supporting community growth. Our engineers develop cost-effective, long-term solutions tailored to the unique challenges of each project. By partnering closely with municipalities, utility districts, and private developers, we deliver projects that meet regulatory requirements while serving the best interests of the communities we serve.

WHO WE SERVE
Our water and wastewater engineering services support:

  • Municipalities and utility districts

  • Industrial and commercial facilities

  • Private developers and design-build teams

  • State and federal agencies

We proudly serve communities throughout Idaho—including Coeur d’Alene, Ponderay, Lewiston, Meridian, Twin Falls, and Rigby—and now western Montana through our Missoula office.