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Water Services
Zw3 Inc. Services
Wastewater Services 
Our expertise in water treatment, reverse osmosis, microfiltration/ultrafiltration and ion exchange enables us to offer these services:​
  • Feasibility Studies
  • Process Evaluation/Troubleshooting
  • Regulatory Compliance Assistance
  • Design Reviews
  • Preliminary Engineering
  • Operations Evaluations
  • Planning
  • Advanced Technology Management
  • Urban Water Management Plans
Providing cost-effective leadership and services to our water, wastewater, and power clients
Our mastery of advanced wastewater treatment, anaerobic/aerobic biological treatment empowers us to extend these services: 
  • Feasibility Studies
  • Planning
  • Process Evaluation/Troubleshooting
  • Regulatory Compliance Assistance
  • Risk Management/Assessment
  • Design Review
  • Preliminary Engineering
  • Operations Evaluations
OUR MISSION: Deliver an unparalleled level of experience and service to support the water, wastewater, and power needs of communities and municipalities at a reasonable cost.
Our team's non-biased and independent experts provide our water/wastewater, and power clients with third-party technical design reviews, planning, feasibility studies, risk assessments, compliance assistance, water quality investigations, water reuse/recycle studies, process evaluations, project management, operational evaluations, and troubleshooting of water and wastewater facilities in the areas of odor control, activated sludge, anaerobic/aerobic biological treatment, reuse, and nitrification/denitrification.
  • Residual Management
  • Engineering and Design
  • Project/Program Management
  • Drinking Water Compliance Evaluations
  • Water Quality Investigations
  • Watershed Sanitary Surveys
  • Groundwater Treatment
  • Engineering Reports

  • Treatability Testing
  • Forensics Evaluation
  • Advanced Treatment Technologies
  • Residual Management
  • NPDES and Waste Discharge Permitting
  • Engineering and Design
  • Project/Program Management​

  • Recycle/Reuse Evaluations
  • Hydraulic Capacity Analysis
  • Optimization Assessment Studies
  • Alternative Disinfection Evaluations
  • Operational Evaluations
  • Engineering and Design Reviews
  • Alternative Project Delivery Method Evaluations
  • Title 22 Reports, Recycled Water Use Regulations, Cross Connection Control Plans 
  • SRF Loan Application Packages
Zw3 Inc.'s experts excel in helping our clients minimize project costs, maximize return, monitor project expenditures and progress, improve accountability, and reduce the kinds of potential design deficiencies, omissions, inconsistencies, and conflicts that can lead to unplanned change orders and increases of project costs.
Our team members have provided services such as these to Metropolitan Water District of Southern California, City of San Francisco, Southern Nevada Water Authority, East Bay Municipal Utility District, Los Angeles Department of Water and Power, San Diego County Water Authority, and many others. 

See our Case Studies page for more in-depth description of selected team member projects.
Water Reuse Services 
Our knowledge and experience in advanced water reuse systems allows us to offer these services:
  • Program and Project Management
  • Design Review and Value Engineering
  • Programmatic Planning/Action Plans
  • Application Reuse Plans
  • Regulatory Compliance/Policy Review
  • Permitting/Regulatory Interfacing
  • Feasibility and Treatability Studies
  • Treatment Process Evaluation
  • Treatment Selection Assistance