Decentralized Sewage System (DSS) Management

Robert W. Scully, PEDepartment of Public Health

Methods of Sewage Disposal

• Public Sewers • Conventional “Septic Systems”• Alternative Treatment Systems

Public Sewers

• Serve approximately 60 percent of CT population • Predominantly in urban areas and area of high density development

Conventional “Septic Systems”• Serve approximately 1 million people in CT• Subsurface Sewage Disposal Systems

Alternative Treatment Systems

• Wastewater Management District Legislation may allow for broader use through delegation.

• Requires DEEP permit

Intermittent Sand Filter

Aerobic Treatment

Technical Standards

• Latest revision January 1, 2011• Code Advisory Committee

– COWRA– CEHA– CADH– Home Builders– DEEP– Soil Scientist– DPH– Professional Engineers

EPA Management Components

1. Public Education2. Planning3. Recordkeeping, Inventory and Reporting4. Site Evaluation5. Financial Assistance6. Construction

EPA Management Components

7. Design8. Training and Certification9. Residuals Management 10. Inspections and Monitoring 11. Corrective Action 12. Performance13. Operations and Maintenance

DSS Management Pathways

1. Municipal, CGS (CT General Statute) Sec. 7-148

2. Local Health District, CGS Sec. 19a-2433. Local Health Department (single town),

CGS Sec. 19a-207 4. Decentralized Wastewater Management

Districts, CGS Sec. 7-247