Filed Under Rule 424(b)(2) Registration File No. 333-19263 PRICING SUPPLEMENT NO. 8 Dated December 19, 1997 to Prospectus dated January 6, 1997. BALTIMORE GAS AND ELECTRIC COMPANY Medium-Term Notes, Series E This Pricing Supplement describes our sale of Notes through Lehman Brothers, as agent. Principal Amount: $22,000,000 Interest Rate: 6.66% Original Issue Date: 12/22/97 Stated Maturity: 12/22/2011 Price to Public: $22,000,000 Agent's Commission: $132,000 Net Proceeds to Company: $21,868,000 CUSIP 05916M AH 6 We registered a total of $200,000,000 worth of Notes. So far, we have issued $183,500,000, including these $22,000,000. We still have $16,500,000 worth of Notes available to issue.