wastewater certification and training in California California Water Environment Association

Take Your Career to the Next Level

CWEA is dedicated to providing the most valuable industry certifications, training, and networking opportunities in California.

Manage your certification

Home Certification

Kickstart your clean water career with CWEA’s popular on-demand Collection System Maintenance Grade 1 cert prep class. Train online, anytime.

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Our Certifications

Advanced Water Treatment Operator

Electrical & Instrumentation Technologist

Environmental Compliance Inspector

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Testing Options

Schedule an exam appointment in a test center or online.

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Learn more about continuing education and maintaining your certification.

UPCOMING EDUCATION EVENTS

CWEA SARBS – When Preservation Creates Cyanide – IEUA Insights for NPDES Compliance

Are your cyanide measurements as reliable as they can be In today’s compliance-driven environment, accurate cyanide analysis and reporting are essential for safeguarding public health, ensuring regulatory compliance, and supporting confident decision-making.

Contact Hours: 1.0, Dec 16, 2025 12:00-1:00pm

CWEA Northern San Joaquin Section – A Data-Driven Roadmap to Odor, Corrosion, and UVT Control in Modestos Wastewater System

Join us for an engaging conversation as we hear about how the City of Modesto has partnered with Woodard & Curran to use data driven strategies for wastewater management.

Contact Hours: 1.0, Jan 15, 2026 3:30-5:00pm