EXHIBIT L
Northeast and Midatlantic Gas Company Data (year-ended 1999)
<TABLE>
<CAPTION>
Gas Revenues Gas Assets (1)
Company Total Gas Customers ($millions) ($millions)
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<S> <C> <C> <C>
KeySpan 1,566,000 $ 1,753.0 $ 3,449.4
Eastern Enterprises 744,000 $ 690.8 $ 2,000.0
Energy North 72,000 $ 76.6 $ 168.3
KeySpan Pro-forma 2,382,000 $ 2,520.4 $ 5,617.7
Baltimore G&E 584,700 $ 488.2 $ 962.0
NiSource (2) 1,071,221 $ 1,653.5 $ 2,871.8
Columbia Energy Group (3) 2,096,707 $ 2,022.8 $ 8,150.6
NiSource/Columbia ProForma 3,167,928 $ 3,676.3 $ 11,022.4
CNG/Dominion (4) 1,880,730 $ 2,005.1 $ 9,000.0
ConEd 1,046,133 $ 944.0 $ 2,197.7
Yankee Energy (NU) 185,159 $ 275.6 $ 591.9
ConEd Pro-forma 1,231,292 $ 1,219.6 $ 2,789.6
Energy East Corp 408,000 $ 319,005.4 628.28
CTG (Conn. Natural Gas Co.) 146,000 $ 268.3 394.6
Berkshire Energy 34,000 $ 45.5 111.9
Connecticut Energy Corp. 162,000 $ 228.8 $ 465.8
Energy East Pro-forma 750,000 $ 542.6 $ 972.3
National Fuel Gas 733,000 $ 807.4 $ 2,060.9 NET plant
Niagara Mohawk 541,956 $ 579.6 $ 1,263.2
NSTAR 243,000 $ 306.1 $ 459.9
PECO Energy 400,000 $ 481.1 $ 1,175.6
PSEG 1,600,000 1,717,000 $ 3,019.0
Washington Gas and Light 846,381 $ 972.0 $ 1,766.7
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13,289,766 $ 1,728,945 $ 37,237
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(1) Original Plant in Service (gross book value)
(2) ID, MA, NH, ME
(3) OH, PA, VA, KY, MD
(4) OH, PA, VA, W. VA