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CMOM: Where are we since 2005?. Ann McCready-Gliha Cuyahoga County Sanitary Engineering SPUG February 16, 2011. US EPA visit in July 2005 at Canalway Visitor Center Why CMOM? Pollution in Lake Erie, our source of Drinking Water SSO’s illegal in 1988 with Clean H2O Act Volunteer Assessment

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Cmom where are we since 2005

CMOM: Where are we since 2005?

Ann McCready-Gliha

Cuyahoga County Sanitary Engineering

SPUG February 16, 2011


Cmom where are we since 2005

  • US EPA visit in July 2005 at Canalway Visitor Center

  • Why CMOM? Pollution in Lake Erie, our source of Drinking Water

  • SSO’s illegal in 1988 with Clean H2O Act

  • Volunteer Assessment

  • 52 page Checklist

  • County prepared Checklist for Client Communities

  • To date 27 of 30 met Approval


Cmom where are we since 2005

Completed Checklist

Documentation, Documentation

Eliminated SSO’s

Emergency Management

How did we get approvals?


Cmom where are we since 2005

  • Service Area

  • Staffing

  • Sewer Use Ordinance

  • Financial

  • Mapping

  • Modeling

  • Monitoring of Water Quality

Checklist Items


Cmom where are we since 2005

  • Collection System

    • TV, Cleaning, Pump Stations, Hydrogen Sulfide

  • Safety

  • Emergency Preparedness

  • SSES

  • Checklist Continued


    Cmom where are we since 2005

    • Daily Records

    • Procedure Manuals

    • SSO Notifications

    • Training

    • Inventory

      • Supplies

      • Vehicles

      • Safety

    Documentation


    Cmom where are we since 2005

    Check the documents you have:

    • Current and up-to-date sewer maps

    • Sewer system plans and specifications

    • Manhole location maps with numbered manholes and GPS coordinates

    • Lift station pump and wet well capacity

      information: time to call for vac, etc

    • Lift station O&M manuals with emergency plan


    Cmom where are we since 2005

    Identify Problems

    • Areas with flat sewers

    • Areas with surcharging

    • Areas with bottlenecks or constrictions

    • Areas with chronic basement backups or sanitary sewer overflows (SSOs)

    • Areas with excess debris, solids or grease

      accumulation

    • Areas with heavy root growth

    • Areas with excessive infiltration/inflow (I/I)


    Cmom where are we since 2005

    • Sewers and manholes with severe corrosion

    • Sewers with severe defects that affect flow capacity

    • Adequacy of capacity for new connections

    • Lift station capacity and/or pumping problems

    • Wet weather relief points or overflow structures


    Cmom where are we since 2005

    SSES

    • Sanitary Sewer Evaluation

    • Chronic problems

    • Contact Engineer for SSES

    • County limit area for SSES with US EPA

    • Encompasses flow studies, sewer assessments


    Cmom where are we since 2005

    Performance Indicators for System

    • Lift Station Failures/ year

    • Sewer Pipe Failures/year

    • Sanitary Sewer Overflows/sewer mile/yr

    • Basement backups/ sewer mile

    • Complaints/sewer mile


    Cmom where are we since 2005

    Legal Authority

    • Ability to charge

    • Sewer Use Codes

      • Pre-treatment program

      • Illicit Discharges

      • Excessive clear water to sanitary (footers)

    • Regulate Grease

    • New Developments

    • Private Connections

    • Enforce actions for non-compliance, permits, fees and fines


    Cmom where are we since 2005

    • Cooperate

    • Show Progress

    • Begin procedures now anyway

    • Back at Sanitary

      • US EPA called again, meeting in Aug. 2009

      • Unpermitted discharges

      • AOC Agreed Order of Consent

      • Since 2009 11 more approved

    Working with the US EPA


    Cmom where are we since 2005

    • Computer Tools for Sanitary Sewer System Capacity Analysis & Planning

      http://www.epa.gov/nrmrl/pubs/600r07111/600r07111.pdf

    • Wisconsin DNR CMOM: http://dnr.wi.gov/org/water/wm/cmar/cmom.htm

    • US EPA Region 1 Working Doc. Nov 2009: Template for Developing Sewer Collection System Preventive Maintenance and Sewer Overflow Response Plan

    • Sacramento Area Sewer District: estimating SSO’s

      http://www.srcsd.com/pdf/ssmp/sso-response-plan.pdf

    • Photos: http://wn.com/sanitary_sewer_overflow

    Useful Websites


    Cmom where are we since 2005

    Contact Information:

    Ann Gliha

    Cuyahoga County Sanitary Engineering

    216-443-8203

    [email protected]

    Questions and Answers


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