This site uses public wastewater, water, sanitation, infrastructure, environmental, and utility references for background. Source links are provided for transparency and reader follow-up.
- US EPA Wastewater and Water Reuse — Wastewater treatment, water reuse, and research context.
- US EPA Combined Sewer Overflows — Combined sewer overflow background and policy context.
- US EPA National Pretreatment Program — Industrial pretreatment and sewer-use control background.
- World Bank Water — International water and sanitation infrastructure context.
- UN-Water Wastewater — Global wastewater and water-quality background.
- Water Environment Federation — Wastewater-sector professional and educational resources.
- Statistics Canada Core Public Infrastructure Survey — Public infrastructure inventory examples, including wastewater and related assets.
References are used for general educational context. Local permits, design standards, environmental requirements, operator duties, and safety rules vary by jurisdiction.