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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. 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?

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  1. CMOM: Where are we since 2005? Ann McCready-Gliha Cuyahoga County Sanitary Engineering SPUG February 16, 2011

  2. 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

  3. Completed Checklist Documentation, Documentation Eliminated SSO’s Emergency Management How did we get approvals?

  4. Service Area • Staffing • Sewer Use Ordinance • Financial • Mapping • Modeling • Monitoring of Water Quality Checklist Items

  5. Collection System • TV, Cleaning, Pump Stations, Hydrogen Sulfide • Safety • Emergency Preparedness • SSES Checklist Continued

  6. Daily Records • Procedure Manuals • SSO Notifications • Training • Inventory • Supplies • Vehicles • Safety Documentation

  7. 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

  8. 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)

  9. 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

  10. SSES • Sanitary Sewer Evaluation • Chronic problems • Contact Engineer for SSES • County limit area for SSES with US EPA • Encompasses flow studies, sewer assessments

  11. 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

  12. 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

  13. 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

  14. 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

  15. Contact Information: Ann Gliha Cuyahoga County Sanitary Engineering 216-443-8203 agliha@cuyahogacounty.us Questions and Answers

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