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Pollution Prevention in Private Sanitary Sewer Systems. Presented by: Agustin Socarras, P.E. Chief, W & WW – Conveyance Section. Department of Environmental Resources Management DERM. Pollution Prevention and Environmental Essentials Conference. July 31, 2002. Topics of Presentation.

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presented by agustin socarras p e chief w ww conveyance section

Pollution Prevention in Private Sanitary Sewer Systems

Presented by: Agustin Socarras, P.E. Chief, W & WW – Conveyance Section

Department of Environmental Resources Management

DERM

Pollution Prevention and Environmental Essentials Conference

July 31, 2002

topics of presentation
Topics of Presentation
  • Defective Laterals (Smoke Testing)
  • Private Sanitary Sewers (PSO)
  • Grease Discharge Program (GDO)
slide5

Roof Interconnection

Defective Laterals (Smoke Testing)

Roof Drain

defective laterals
Defective Laterals

Directional Drilling

repair enforcement

Clean-Out Defects

    • Utility Leaves Door Hanger Notice
    • DERM follows up until corrected
  • Lateral Defects
    • Utility forwards field report to DERM
    • DERM follows up until corrected
  • Direct Drilling
    • Utility performs the repair
  • Roof Drain
    • Inspector issues Cease and Desist
  • Interconnection
    • Utility forwards field report to DERM
    • DERM follows up until corrected

Repair / Enforcement

slide9

Repair / Enforcement

* Defects identified by M-DWASD only.

private sanitary sewers operating program pso
Private Sanitary Sewers Operating Program (PSO)

Who is required to have a PSO Permit?

  • Facilities with one, or more, Private Sanitary Sewer Pump Stations
  • Facilities with a large Sanitary Sewer Collection System
    • 1,000 L.F. or more of 6 in. pipe diameter, with or without a PS.
slide12

Private Sanitary Sewers Operating Program (PSO)

  • Main Requirements
  • Operations & Maintenance (O&M) Manual
    • December 1, 1999
  • Sanitary Sewer Evaluation System (SSES)
    • Final report by November 12, 2002
    • Must follow provisions and requirements set forth in the U.S. EPA's Sewer System Infrastructure Analysis and Rehabilitation Handbook (October, 1991 EPA/626/6-91/030)
slide13

Private Sanitary Sewers Operating Program (PSO)

  • Objectives of the Operations and Maintenance Manual
  • To demonstrate the facility’s capability to operate and maintain the system as intended.
  • To assure normal continues operation
  • Prevent environmental nuisances
private sanitary sewers operating program pso14
Private Sanitary Sewers Operating Program (PSO)

Sanitary Sewer Evaluation Survey (SSES)

  • To prevent sanitary sewage overflows (SSO) and exfiltration, and to reduce or eliminate infiltration /inflow of groundwater and rainwater into the sanitary sewer collection system by monitoring and required rehabilitation.
    • DERM prepared Guidelines
private sanitary sewers operating program pso15
Private Sanitary Sewers Operating Program (PSO)
  • 775 private Sanitary Sewer Systems permitted
    • ALL are required to do the SSES by 11/12/02
      • 23% Submitted
    • ALL were required to submit an Operation and Maintenance Manual
      • 97% Submitted
slide16

Grease Discharge Program (GDO)

Program Objective

  • To reduce oil and grease concentrations in wastewater that is discharged to the public sanitary collection/transmission system by monitoring, sampling and educating facility operators.
slide17

Grease Discharge Program (GDO)

Who is required to have a GDO Permit?

  • Restaurants
  • Bakeries
  • Cafeterias
  • Supermarkets
  • Food Processors
  • Specialty Shops
  • And Other Non-residential facilities
slide18

Grease Discharge Program (GDO)

Common Problems Found:

  • Severe Rusting
  • Holes/Breaches
  • Missing/Broken Baffles
  • Poor Maintenance
  • Improper Plumbing
  • Undersized Systems
  • Wastewater Backups
  • Difficult Access
legal authority
Legal Authority
  • Chapter 24 of Miami-Dade County Code
  • Chapter 62-604, State of Florida
  • M-DC Ordinance 94-132, GDO
  • M-DC Ordinance 96-166, PSO
additional questions

Additional Questions?

DERM - W&WW Conveyance Section, Ph. (305) 372-6899