Our Projects
Dallesport WWTP
0.4 MGD Activated Sludge Process - Dallesport, WA
PROBLEMS
Algae growth in launder
Additional labor hours required for manual cleaning
Detrimental effects on effluent quality
SOLUTION & RESULTS
Worked with OEM partner to develop a launder cover system
Turnkey project included the recoating of the mechanism steel and the installation of a new drive unit
Improved effluent quality and elimination of manual cleaning
Before
After
Tillamook Creamery WWTP
Tillamook, OR
PROBLEMS
Thickener that was aging and heavily-corroded
Significant scum loading and scum carry-over into effluent
Lack of overload protection on existing drive unit
SOLUTION & RESULTS
Performed equipment inspection and developed a recommendation report with cost estimates
Worked with OEM partner to design a new thickener which included:
Reuse and modification of the existing walkway structure
Improved skimming mechanism
New drive unit with higher torque loading
Load cell-style overload protection
VFD for fine-tuning of rake speed
Improved scum removal rate
Decreased scum carryover
Adjustable rake speed enabled plant to optimize sludge removal
Before
After
Other Project Highlights
Delivered over 60 MBR plants across the Pacific Northwest, managing everything from design and construction to startup and commissioning
Kubota USA O&M partner: 70+ MBR plants regionally, 400 nationally; selected for 25,000-gpd Suquamish Tribe buried MBR (2026).
Multnomah Falls Lodge WWTP (OR) – 30,000 gpd CAS; operations since July 2024.
Mosier WWTP (OR) – 84,000 gpd CAS (upgrading to hybrid granular sludge); 10-year operations contract since July 2024.
Mosier Water System (OR) – contract operations since April 2025.
Falling Water WWTP (WA) – 80,000 gpd Kubota MBR; recommissioned and operated (2023–2024).
Cassetta Lago WWTP (WA) – 14,500 gpd Cloacina MBR; commissioning and operations (2023–2024).
Hood River Juice Co. (OR) – 69,000 gpd MBBR/DAF/CAF; operations since April 2024.
Lynnwood WWTP Solids System (WA) – 2-month turnkey operations contract handling all dewatering and hauling logistics during a critical incinerator repair event.
Cascade Locks WWTP (OR) – implementing Maintenance X for CMMS tracking and optimization and to enable Cascade Locks to effectively safeguard the facility.
