2008 - 2017 Capital Improvement Program

Project #8019, Seneca Disinfection & Phosphorus

Description:

This project consists of replacing the existing gaseous chemical effluent disinfection system with liquid chemical disinfection, modifying the existing aeration tanks and solids handling facilities to remove phosphorus, and improving/rehabilitating the mechanical and electrical systems.

Project Map

Purpose and Justification:

The improvements allow the plant to meet the regulatory requirements of the NPDES permit and to increase process reliability.

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Project Authorization:

	Project Schedule		Authorizations
	Start	End	Funding	Status
Prelim. Engr.	Jan-03	Dec-06	$500,000	Approved
Design	Feb-06	Jun-07	$1,300,000	Approved
Construction	Jun-07	Dec-09	$24,200,000	Approved
Prior Authorization:			$26,000,000
2008 Budget Adjustment:			$0
Total 2008 Authorization:			$26,000,000
Future Authorizations:			$0
Total Project Cost:			$26,000,000

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Projected Cash Flow:

	Authorized	Future	Total
Prior to 2008	$6,048,000	$0	$6,048,000
2008 Budget	9,000,000	0	9,000,000
2009	7,000,000	0	7,000,000
2010	0	0	0
2011	0	0	0
2012	0	0	0
2013	0	0	0
2014	0	0	0
2015	0	0	0
2016	0	0	0
2017	0	0	0
Post-2017	0	0	0
Contingency	3,952,000	0	3,952,000
Totals	$26,000,000	$0	$26,000,000

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Impact on O&M Costs:

The plant's O&M costs will increase by approximately $150,000 annually as a result of the project, due primarily to conversion to liquid chemical disinfection.

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Metropolitan Council

2008 - 2017 Capital Improvement Program