Exelon’s Renewable Energy Exelon’s renewable generation portfolio continues to grow. From its landfill gas facility in Exelon’s Renewable Sources Pennsylvania to its power purchase agreements at four wind farms in the northeast, Exelon’s renewable portfolio provides numerous alternatives to meet the needs of environmentally aware Conowingo Hydroelectric Generating consumers. Station Darlington, MD With access to over 1,400 MWs of renewable energy assets described below, Exelon Energy is • Water flow from the Susquehanna River provides the fuel to turn 11 turbine able to provide Renewable Energy Certificates (RECs) from any of these sources at competitive generators. prices. These RECs can be purchased at in any amount desired to help the customer meet its renewable energy goals. Muddy Run Pumped Storage Facility Drumore, PA • Used to generate electricity for peak Hydroelectric Energy demand usually during the morning and Exelon owns and operates two hydroelectric stations, Conowingo Hydroelectric Generating early evening hours Station and Muddy Run Pumped Storage Facility. They consist of 19 units that provide reliable, environmentally friendly power generation that complements the company’s fossil, Mill Run Wind Farm renewable, and nuclear portfolios. Fayette County, PA • Produces enough energy to power more than 5,700 average homes annually Wind Energy Through its power purchase agreements for four wind farms in Pennsylvania and West Virginia, Exelon has become the largest marketer of wind-generated energy east of the Waymart Wind Energy Center Wayne County, PA Mississippi River. With a wind generation portfolio exceeding 153 megawatts, Exelon has • Produces enough energy to power committed to providing clean, environmentally friendly power generation. more than 20,000 average homes annually Landfill Gas Fairless Hills Generating Station Complementing Exelon’s wind agreements, Exelon Generation owns and operates the Fairless Hills, PA Fairless Hills Generating Station, which is one of the largest landfill gas facilities in the • Uses landfill gas from two local landfills as its primary fuel source country. The facility is an environmentally friendly form of power generation that utilizes landfill gas to generate electricity. Exelon-Epuron Solar Energy Center Falls Township, PA Solar Energy • Will feature approximately 17,000 panels to capture the sun’s rays and In addition, Exelon Generation has a 20-year power purchase agreement for the energy convert them into electricity produced at a Falls Township, PA, solar energy facility. This power plant will be the nation’s fourth largest solar generation project, estimated to generate 3,700 MWh per year. Exelon’s Carbon Footprint Top Twenty Generators Ranked by CO2 Tons/MWH 1.20 1.00 0.97 0.92 0.86 0.86 0.79 0.80 0.81 0.80 CO2 Tons per MWH 0.66 0.63 0.64 0.58 0.59 0.60 CO2 tons/MWhr 0.49 0.42 0.43 0.44 0.40 0.37 0.31 0.20 0.08 - - y rs l y rit na n A rgy n n st gy gy ne en G n P e rg om L L U l ee tio ce io ho er lo FP uk P E E io TX ne er er pi er le ne in P in xe th la X A S ut at D al in nt m E ng P el ou al E E rn C C E A V st s E S te y D es on e Fir In of gr C n ps ro so or P di se C E es S U nn Te Holding Company Data Source: Natural Resources Defense Council (www.nrdc.org), 2004 benchmarking report Exelon Energy is one of the largest retail energy marketers in the country, delivering energy and related services to the Midwest United States. Since 1997, commercial and industrial customers have counted on Exelon Energy to deliver reliable and cost-effective electricity and natural gas. In all, Exelon Energy supplies approximately 5,000 electric accounts in Illinois and more than 11,000 natural gas accounts in Illinois, Michigan, and Ohio. Exelon Energy procures its wholesale power supply from Exelon Generation, LLC. In addition to its renewable energy products, Exelon Generation’s energy portfolio includes the largest nuclear fleet in the United States. One of the benefits of purchasing energy from Exelon Energy is the backing of this low carbon emitting nuclear fleet. Exelon Generation is comprised of four operating groups – Exelon Nuclear, Exelon Power, Exelon Exelon Energy --------------------------------- Power Team and Exelon Energy. As one of the world’s largest power producers and wholesale Illinois and Michigan Office 877-592-4275 marketers, Exelon Generation has access to about 36,000 megawatts of owned and contracted electricity Ohio Office supply. Exelon Generation constantly reinvents itself in an effort to become the premier utility in the 800-860-2764 nation. Customers depend on us to keep the lights on the gas flowing, and we respond by working diligently to continuously improve our infrastructure and products.