Exhibit 12.2 Boston Edison Company Computation of Ratio of Earnings to Fixed Charges and Preferred Stock Dividend Requirements Twelve Months Ended June 30, 1994 (in thousands) Net income from continuing operations 	 $123,731 Income taxes	 49,950 Fixed charges		 122,751 -------- Total	 	 $296,432 ======== Interest expense	 	 $115,525 Interest component of rentals		 7,226 -------- Subtotal	 	 $122,751 -------- Preferred stock dividend requirements	 22,692 -------- Total		 $145,443 ======== Ratio of earnings to fixed charges and preferred stock dividend requirements 2.04 ==== 14