Empowering Southern California's Water Future, One Project at a Time
A Legacy of Expertise in Water & Wastewater Solutions
For over 40 years, Water Resource Engineering Associates (WREA) has been a leading provider of comprehensive water resource design and permitting solutions throughout Southern California. Our team of experienced civil and environmental engineers, and environmental professionals combine their diverse expertise to tackle complex water and wastewater challenges across the region.
Unlocking Sustainable Solutions
From planning and design to permitting and construction management, WREA offers a holistic approach to water resource management. We are committed to delivering sustainable solutions that address the unique needs of each client, considering ecological balance, regulatory compliance, and long-term sustainability.
Master Planning & Analysis
- Comprehensive water resource assessments
- System optimization and efficiency studies
- Demand forecasting and modeling
- Water quality monitoring and analysis
System Design
- Domestic water supply systems
- Fire protection systems
- Wastewater collection and treatment systems
- Stormwater management and retention systems
- Pump stations and well design
Project Management & Engineering Expertise
- Construction management and inspection
- Permitting assistance at all levels (local, state, federal)
- Quality control and assurance
- Engineering design tailored to client requirements
Diverse Expertise Across Industries
We work with a diverse range of clients, including:
- Civil engineering firms
- Architects
- Water and sanitation districts
- Drainage districts
- Schools
- Contractors
- Facility owners and developers
- Agribusiness companies
Why Choose WREA?
- Proven Expertise: Over 2300 projects successfully completed since 1989
- Client-Focused Approach: Dedicated to understanding client needs and delivering customized solutions
- Responsive and Efficient: Known for prompt communication and accurate project management
- Multidisciplinary Team: Equipped with talented engineers and environmental professionals
- Southern California Expertise: Deep understanding of local regulations and water resource challenges

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