Water & Wastewater Projects

IMCO Construction offers unsurpassed technical understanding of water and wastewater construction. The IMCO team has built or retrofitted over 60 treatment plants across the Pacific Northwest and Idaho. From cutting edge water treatment methods to complex municipal and industrial projects, IMCO Construction remains at the forefront of water management construction services.

Projects

Bridge over marina near city and mountains with blue sky

City of Tacoma Puyallup Avenue Sewer Utility Preconstruction

Yellow tractor placing pipe in dirt field under blue sky

Mountain Home Air Force Base Water Resilience Design Build Project

Yellow crane behind metal retaining wall formwork and supplies

City of Bellingham Roeder Lift Station

Lewiston High Reservoir Repairs

Lewiston High Reservoir Repairs

blue pipes buried in the dirt

East Kuna Off-Site Infrastructure

Constuction vehicles inside of fenced area

Boeing Stormwater Treatment Construction

Concrete foundations for tanks

Darigold Boise Plant Upgrades

Trench boxes on construction site with pipeline and blue sky in background

Tolt Pipeline No. 1 Rehabilitation

Red crane over blue buildings in construction site

City of Everett Water Filter Plant Upgrades Progressive Design-Build

Stibnite Mine Yellow Pine Pit Lake

Stibnite Mine Stream Diversion and Temporary Storage Pond

Caldwell WWTP Improvements Project

Industrial Wastewater Treatment Plant Upgrades

IMCO Construction dirt work and lagoon expansion, foothills in the distance

Eagle Wastewater Treatment Plant Facility Expansion

water treatment plant facility interior with piping

Lewiston Water Treatment Plant Progressive Design-Build

IMCO crews are installing a 42-inch diameter pipeline

Skagit River Raw Water

Aerial View of Everett Water Pollution Control Facility Running Parallel to Interstate 5

Water Pollution Control Facility FEN Chlorination Building Upgrade

Barge on Lake Chelan transporting material and crew to and from the jobsite

Holden Mine Water Treatment Plant Operations

Holden Mine Water Treatment Plant Lake Chelan Rio Tinto

HOLDEN MINE WATER TREATMENT PLANT

concrete process basins and wastewater treatment facility buildings with trees

Kettle Falls Wastewater Treatment Plant

Crane at Silo construction site at Riverside Park, Spokane, Washington

SPOKANE WATER RECLAMATION FACILITY

UAV Bird's eye-view of REDMOND STORMWATER PROJECT IMCO CONSTRUCTION

Downtown/Redmond Way Stormwater Treatment Facility

Hatchery sprinkler misting water into pool

Priest Rapids Fall Chinook Hatchery Renovation

City of Everett Water Pollution Control Facility IMCO General Construction Contractor

Everett Water Pollution Control Facility GC/CM Project

Arlington Wastewater Treatment Plant and fall trees

Arlington Wastewater Treatment Plant Upgrade & Expansion, Phase 1

Sunny Day at Anacortes Water Treatment Plant with American Flag

Anacortes Water Treatment Plant

Port Angeles wastewater treatment plant ceiling view

Port Angeles Phase 1 CSO Project

Construction crane at Lynden Water Treatment plants

Lynden Water Treatment Plant

storm water tunnel

Madison Valley NW Diversion & Washington Park Storm Water