“Let’s Talk Energy Savings” City of Stamford Mayor Dannel Malloy and Nancy Domiziano November 18, 2004

City of Stamford Energy Management Overview Nancy Domiziano Engineering Bureau

Getting Started Rebuild America Grant for Energy Engineer in 1998 Municipal linkage with city schools and community facilities Documentation of progress every 6 months Capital Account for Energy Conservation

Energy Accounting Organized utility bills, documented building sq ft Obtained 18 month histories from CL&P, Yankee Gas Excel spreadsheets created - 80 city buildings, 18 schools Identified high priorities by cost per square foot

Terry Connors Ice Rink New HVAC system with heat recovery High efficiency motors Infra-red ice temperature sensing system Jet-ice demineralization system T-5 biax lighting Over $50,000 annual energy savings

Stamford Government Center Energy Management System with Direct Digital Controls Occupancy Sensors through CL&P municipal buildings program Hundreds of compact fluorescent lights Variable Frequency Drives – 25 total Over $150,000 annual energy savings

CL&P Municipal Buildings Program (100% from ) Yerwood Community Center, CTE Community Center Cloonan, Springdale, Stillmeadow Schools Smith House, Ferguson Library, Police HDQ, Fire Departments

CL&P Energy Efficient Custom Design Program Hart, Westover, Scofield, Stamford High, Agriscience In progress – Academy of Information Technology and Engineering, and 9 th grade center at Stamford High

Decorative Streetscape Lighting Conversion of metal halide to induction lighting – 60% energy savings Change from twin dropped globe style to more traditional post top Three year phase-in, over 160 fixtures

Totals through 2003/2004 Fiscal Year Municipal Grants and Rebate Funds Total from CL&P: $1,143,000 Annual Energy Savings: 3,600,000 kwh Annual Electric Cost Savings: $342,000

Performance Contract for Schools (16 month construction, completed Dec/2003) $6.1 million contract with Noresco for entire school system Conversion of last all-electric school to gas Two new boiler plants (Cloonan and Newfield) Centralized energy management system Lighting at 11 schools Variable frequency drives, high efficiency motors Pneumatic control system repairs Annual Energy Cost Savings: $721, 240

Cities for Climate Protection - Local Action Plan Goal: 20% greenhouse gas emissions reduction by 2018 Renewable Energy – solar and WPCA project LED signals and street lighting Hybrid Vehicles (identified 20 fleet vehicles) Green Buildings policies SACIA/Fairfield County Energy Conservation Project – retrocommissioning Smart Growth Development Bicycle/pedestrian trail network Stamford Urban Transitway 10% Residential Challenge