residential sewer lateral maintenance program analysis
TRANSCRIPT
Robert M. La Follette School of Public Affairs
Residential Sewer Lateral Maintenance Program Analysis
Prepared for:City of Milwaukee, Department of Administration,
Budget and Management Division
May 7, 2010
By:Caroline Ellerkamp, Erin Fifield, Amy Klusmeier, Julie K. Ruder,
and Erik R. Viel
Outline
Robert M. La Follette School of Public Affairs
IntroductionBackground & Research ApproachResearch Findings & Program GoalsProgram AlternativesRecommendationMMSD Private Property I/I Reduction Program
Robert M. La Follette School of Public Affairs
Introduction
Why Laterals? Sanitary System Overflows Infiltration and Inflow (I/I) Environment and Public
Health Violations of State &
Federal Regulation
Sewer Laterals - Milwaukee
Robert M. La Follette School of Public Affairs
Sewer Lateral Failure
Caused by a range of factors
Difficult to identify
Cost of Maintenance Inspection: $300 Repair: $5,000 +
Robert M. La Follette School of Public Affairs
Which program should the city of Milwaukee implement to encourage residential property owners to maintain private property sanitary
sewer laterals?
Robert M. La Follette School of Public Affairs
Research Question
Background
Milwaukee’s sewer system Private sewer laterals: 250,000 Residential laterals: 171,100 Laterals in need of repair: ?
Robert M. La Follette School of Public Affairs
Background
Milwaukee Metropolitan Sewerage District (MMSD) Monitors tributary sewer flows Can fine municipalities for high levels of I/I Issued Milwaukee an unofficial warning for I/I
violations Established a Private Property I/I Reduction Program
Robert M. La Follette School of Public Affairs
Research Approach
Phase One: 78 Municipalities
44 Responded; 24 Lateral Maintenance Programs
56% Response Rate
Comprehensive Literature and Internet Research
Phase Two: 13 Municipalities
Research Findings
Robert M. La Follette School of Public Affairs
13 cities, representing different program types In-depth understanding & innovative practices
Grant Insurance Loan Combination
Atlanta, GAFort Worth, TXRacine, WIMadison, WI
Davenport, IAFlorissant, MOPittsburgh, PA
St. Paul, MN Bryan, TX (Grant, Assessment)Knoxville, TN (Inspection, Loan)Pacifica, CA (Inspection, Grant)Plano, TX (Grant, CDBG)San Mateo, CA (Grant, Loan)
Research Findings
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• Funding Mechanism• Eligibility and Assistance Criteria• Implementation Strategy
Three Program Components
Program Goals
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Affordability
Political Feasibility
Effectiveness
Program Alternatives
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• Status Quo• Alternative 1: Insurance Program• Alternative 2: Loan Program
Status Quo
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Alternative 1: Insurance Program
Robert M. La Follette School of Public Affairs
Alternative 2: Loan Program
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RecommendationAlternative 1: Insurance Program
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Affordability
Political Feasibility
Premium provides incentive; contractor list; education campaign
Fee increase = incremental change from status quo
Self funded; Spreads financial burden
Effectiveness
Recommendation
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Repair Cost$5,100
$2,000-6,000
Estimated Annual Repairs517
450-1200
Insurance Program: Estimated Annual Repairs
Revenue
• $20 annual fee on 142,578 residential water accounts = $2.85 million
Expenditures
• $50,000 annual allocation for education campaign
• Four hours of staff time per lateral at $29 per hour
Supplemental Program:MMSD Private Property I/I Reduction Program
Robert M. La Follette School of Public Affairs
Program Components
• Limited, short-term funding
• Reimburses cost of lateral repair
• Requires 25% match contribution
• 2010 allocation for Milwaukee: $364,153
Supplemental Program:MMSD Private Property I/I Reduction Program
Robert M. La Follette School of Public Affairs
Target High I/I Neighborhoods
Develop Baseline Analysis of Lateral Failure Rates
Conclusion
Robert M. La Follette School of Public Affairs
Maintaining water quality is essential to preserve the economic vitality, public and environmental health, and
aesthetic character and identity of Milwaukee.
Robert M. La Follette School of Public Affairs
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Additional Information