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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. Introduction

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residential sewer lateral maintenance program analysis

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

Robert M. La Follette School of Public Affairs

outline
Outline
  • Introduction
  • Background & Research Approach
  • Research Findings & Program Goals
  • Program Alternatives
  • Recommendation
  • MMSD Private Property I/I Reduction Program

Robert M. La Follette School of Public Affairs

introduction
Introduction

Why Laterals?

Sanitary System Overflows

Infiltration and Inflow (I/I)

Environment and Public Health

Violations of State & Federal Regulation

Robert M. La Follette School of Public Affairs

sewer laterals milwaukee
Sewer Laterals - Milwaukee

Robert M. La Follette School of Public Affairs

sewer lateral failure
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

research question
Research Question

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

background
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

background8
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
Research Approach

Comprehensive Literature and Internet Research

Phase One: 78 Municipalities

44 Responded; 24 Lateral Maintenance Programs

56% Response Rate

Phase Two: 13 Municipalities

research findings
Research Findings
  • 13 cities, representing different program types
  • In-depth understanding & innovative practices

Robert M. La Follette School of Public Affairs

research findings11
Research Findings

Three Program Components

  • Funding Mechanism
  • Eligibility and Assistance Criteria
  • Implementation Strategy

Robert M. La Follette School of Public Affairs

program goals
Program Goals

Affordability

Political Feasibility

Effectiveness

Robert M. La Follette School of Public Affairs

program alternatives
Program Alternatives
  • Status Quo
  • Alternative 1: Insurance Program
  • Alternative 2: Loan Program

Robert M. La Follette School of Public Affairs

status quo
Status Quo

Robert M. La Follette School of Public Affairs

alternative 1 insurance program
Alternative 1: Insurance Program

Robert M. La Follette School of Public Affairs

alternative 2 loan program
Alternative 2: Loan Program

Robert M. La Follette School of Public Affairs

recommendation
Recommendation

Alternative 1: Insurance Program

Affordability

Self funded; Spreads financial burden

Political Feasibility

Fee increase = incremental change from status quo

Effectiveness

Premium provides incentive; contractor list; education campaign

Robert M. La Follette School of Public Affairs

recommendation18
Recommendation
  • 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

Robert M. La Follette School of Public Affairs

supplemental program mmsd private property i i reduction program
Supplemental Program:MMSD Private Property I/I Reduction Program

Program Components

  • Limited, short-term funding
  • Reimburses cost of lateral repair
  • Requires 25% match contribution
  • 2010 allocation for Milwaukee: $364,153

Robert M. La Follette School of Public Affairs

supplemental program mmsd private property i i reduction program20
Supplemental Program:MMSD Private Property I/I Reduction Program

Target High I/I Neighborhoods

Develop Baseline Analysis of Lateral Failure Rates

Robert M. La Follette School of Public Affairs

conclusion
Conclusion

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

for copies of report email publications@lafollette wisc edu
For copies of report, email:

publications@lafollette.wisc.edu

Additional Information

Robert M. La Follette School of Public Affairs