Projects
Lebanon Water Treatment Plant
This Water Treatment Plant project is to replace the existing aged WTP located in Lebanon, Oregon. This replacement will include construction of a new intake on the South Santiam River; a new raw water pump station; new water treatment plant; and raw water transmission, sewer, and storm water pipelines. The new facility will have a…
Read MoreJoint Water Commission Water Treatment Plant Expansion
The Joint Water Commission is expanding their current water treatment plant located in Forest Grove, Oregon. JWC is the primary drinking water supplier in Washington County, Oregon and is responsible for treating, transmitting, and storing portable water for over 350,000 customers. The purpose of this expansion is to accommodate growing communities in Washington County. The…
Read MoreSpokane River Side Park Water Reclamation Facility
Slayden and MWH Constructors worked with the City of Spokane to achieve major upgrades to their Riverside Park Water Reclamation Facility. The upgrade included a Next Level of Treatment (NLT) – a new membrane filtration system that significantly improved the quality of effluent released into the Spokane River. The primary reason for the NLT was…
Read MoreWashougal Wastewater Treatment Plant
The City of Washougal in southwest WA chose Slayden to double the treatment capacity of its existing WWTP from 2.24 MGD to 4.48 MGD. The expansion included a second influent pump station, a second oxidation ditch, a flow distribution structure, a second ultraviolet disinfection system and a new structure to house the expanded ultraviolet system,…
Read MoreSan Luis Demonstration Treatment Plant
The San Luis Demonstration Treatment Plant, located in Firebaugh Ca. is a Water Treatment Plant for the US Department of Interior; Bureau of Reclamation. The scope involved constructing a pilot project to demonstrate the effectiveness of treating ground water to remove heavy metals and contaminants. The water treatment plant has pressure filters, membrane filtration, reverse…
Read MoreHermiston Recycled Water Plant Improvements
The City of Hermiston prioritized this $18M DBB project that removed a persistent pollutant in its effluent and improved the water quality for residents. It integrated a new 6 MGD membrane filtration system into an existing 2 MGD. It also included upgrades to the existing headworks structure including new screens and a new fine screen…
Read MoreMedford RWRF Cogen
The Regional Water Reclamation Facility was originally constructed in 1969 and provides sewage treatment for Medford, Central Point, Phoenix, Talent, Jacksonville, Eagle Point, and White City. The RWRF was phased construction of improvements to expand the RWRF to comply with discharge standards and provide increased capacity for regional growth. Current capacity is 20 MGD dry…
Read MoreMinto Adult Fish Collection Facility
This project was an existing site of an out dated fish collection facility used to trap and haul Endangered Species Act listed fish around Detroit and Big Cliff dams on the right bank of the North Santiam River near Gates, OR. This high-profile project between State Hwy 22 and the North Santiam River required close…
Read MoreMedford RAS System Improvements
This project served the City of Medford by more than doubling their capacity to handle the secondary waste water process. The job consisted of demolition and re-installation of mechanisms on (5) 90’ clarifiers, installation of (5) new Vertical Turbine Pumps including excavation and installation of 30’ pump cans to house the Vertical Turbine Pumps. Slayden…
Read MoreStayton Wastewater Treatment Plant
This project was an expansion to the Treatment Plant for the City of Stayton. The project included construction of a new selector cell, filter structure, sludge drying and storage building, sludge storage tank, UV building over existing open channels and a shop. Specific new equipment included a sludge dryer, three-belt belt filter press, odor control…
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