cmom: where are we since 2005?
DESCRIPTION
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 - PowerPoint PPT PresentationTRANSCRIPT
CMOM: Where are we CMOM: Where are we since 2005?since 2005?
Ann McCready-GlihaCuyahoga 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 Assessment52 page ChecklistCounty prepared Checklist for Client
CommunitiesTo date 27 of 30 met Approval
Completed Checklist
Documentation, Documentation
Eliminated SSO’s
Emergency Management
How did we get approvals?How did we get approvals?
Service AreaStaffingSewer Use OrdinanceFinancialMappingModelingMonitoring of Water Quality
Checklist ItemsChecklist Items
Collection SystemTV, Cleaning, Pump Stations, Hydrogen
SulfideSafetyEmergency PreparednessSSES
Checklist ContinuedChecklist Continued
Daily RecordsProcedure ManualsSSO NotificationsTrainingInventory
◦Supplies◦Vehicles◦Safety
DocumentationDocumentation
Check the documents you have: Current and up-to-date sewer maps Sewer system plans and specificationsManhole location maps with numbered
manholes and GPS coordinatesLift station pump and wet well capacity
information: time to call for vac, etcLift station O&M manuals with emergency
plan
Identify ProblemsAreas with flat sewersAreas with surchargingAreas with bottlenecks or constrictionsAreas with chronic basement backups or
sanitary sewer overflows (SSOs)Areas with excess debris, solids or grease accumulationAreas with heavy root growthAreas with excessive infiltration/inflow (I/I)
Sewers and manholes with severe corrosion
Sewers with severe defects that affect flow capacity
Adequacy of capacity for new connectionsLift station capacity and/or pumping
problemsWet weather relief points or overflow
structures
SSESSanitary Sewer Evaluation Chronic problemsContact Engineer for SSESCounty limit area for SSES with US EPAEncompasses flow studies, sewer
assessments
Performance Indicators for SystemLift Station Failures/ year
Sewer Pipe Failures/year
Sanitary Sewer Overflows/sewer mile/yr
Basement backups/ sewer mile
Complaints/sewer mile
Legal Authority• Ability to chargeSewer Use Codes
◦Pre-treatment program◦Illicit Discharges◦Excessive clear water to sanitary (footers)
Regulate GreaseNew DevelopmentsPrivate ConnectionsEnforce actions for non-compliance,
permits, fees and fines
CooperateShow ProgressBegin procedures now anywayBack 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 EPAWorking with the US EPA
Computer Tools for Sanitary Sewer System Capacity Analysis & Planninghttp://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’shttp://www.srcsd.com/pdf/ssmp/sso-response-plan.pdf
Photos: http://wn.com/sanitary_sewer_overflow
Useful WebsitesUseful Websites
Contact Information:Ann Gliha
Cuyahoga County Sanitary Engineering216-443-8203
Questions and AnswersQuestions and Answers