Medford Energy Independence Project:

100-kw Wind Turbine Commissioned

February 2009

A renewable energy project case study

Presentation to Metropolitan Area Planning Council Clean Energy Forum Boston, MA March 29, 2011

Bob Paine, Medford Energy Committee

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PROJECT OBJECTIVES

Conserve energy in municipal building operations in accordance with Medford’s Climate Action Plan

Provide valuable interactive educational tool for the 2,000+ students that attend the McGlynn and Andrews Schools

Promote energy independence theme and highly visible symbol of Medford’s commitment to renewable energy

Provide leadership by example for other municipalities implementing similar types of renewable energy projects

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Project Background

January 2004, Mayor Michael McGlynn created the Medford Clean Energy Committee (MCEC) – volunteers selected through review of resumes

October 2004: City of Medford was awarded a $15,000 grant from MA Technology Collaborative (MTC) Funded renewable energy posters, banners,

website, editorial series in local newspapers, direct mailings, and public events.

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Wind Feasibility Study Grant

After 2+ years, Medford selected the McGlynn School as preferred location for the wind turbine

In Fall 2006, Medford received a $15,000 Clean Energy Choice Grant from Massachusetts Technology Collaborative to install an anemometer and to conduct a feasibility study

Hired Sustainable Energy Developments to conduct independent wind resource assessment, an economic analysis, and application for $250,000 MTC grant was approved in May 2007 4

Preliminary Studies, cont.

Meteorological tower installationData available at Weather Underground

http://www.wunderground.com/ weatherstation/WXDailyHistory.asp?ID=KMAMEDFO7

Davis VantagePro2 WirelessSystem

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Design Process

Design Consultant Procurement

Engineering Design Civil

Electrical

Geotechnical

Structural

Permitting, Outreach & other Approvals

Avoided need for a fence around the turbine

Financing 6

Wind Turbine Financing

Over fifty percent in grant funding received for the Project with a current total of $426,250

Installation & construction costs total $645,490

Clean Renewable Energy Bond (CREB)

Low Interest Municipal Bond**

10 Year Payback Period

Up to $25,000/year electricity production

Estimated $7,650/year Renewable Energy Credits

Estimated $1,500/year utility electricity purchase

Estimated insurance & maintenance: $3,700/year

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Construction Process – Electrical Interconnection

Autumn 20088

Construction Process – Foundation Installation

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Construction Process – Tower Installation

January 2009

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Medford Energy Independence Project

Mayor Michael J. McGlynn cuts therecycled ribbon at the Medford EnergyIndependence Project Ribbon CuttingEvent held January 29, 2009.

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Virtual Tour

Photos

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Medford Energy websites and contacts:http://www.medfordcleanenergy.org/ and

http://www.medford.org/Pages/MedfordMA_Energy/energycommittee

Northwind 100 turbine characteristics:http://northernpower.com/wind-power-products/northern-power-100-

wind-turbine.php

Smartview display:https://smartview.northernpower.com/public/medford/

Northern Power Kiosk View:http://northernpower.kiosk-view.com/medford

Weather Underground met tower:http://www.wunderground.com/weatherstation/WXDailyHistory.asp?ID

=KMAMEDFO7 19

Contacts and Web sites