Pollutant Control Programs

Protecting waterways through science-based strategies that identify and reduce pollutant sources. We work with public agencies and regional partnerships to develop and implement targeted control programs addressing legacy, current, and emerging contaminants that threaten water quality and public health.

An aerial shot of a polluted riverbank covered with plastic waste and debris highlighting environmental issues.
Pollutant control programs

Core Services

Pollutant source identification and assessment

Watershed pollutant load evaluations

Trash, bacteria, legacy contaminant, and pesticide control programs

PFAS and emerging contaminant assessments

TMDL implementation planning and reporting

Source investigation and tracking studies

Best management practice evaluation

Regulatory compliance strategies

Regional collaboration and program coordination

Protecting water quality requires understanding pollutant sources and implementing targeted, science-based control strategies that address both existing and emerging water quality challenges. EOA partners with public agencies, regional programs, and stakeholders to identify pollutant sources, evaluate management options, and develop effective control programs that protect waterways and public health. Our collaborative approach combines technical expertise, regulatory knowledge, and applied science to support practical, cost-effective implementation.

Featured Projects

SF Bay Mercury and PCBs Total Maximum Daily Load (TMDL)

Bay Area Stormwater Management

Agencies Association

Newport Bay Fecal Coliform TMDL and Source Management Plan

County of Orange
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