<ARTICLE> UT
<LEGEND>
This schedule contains summary financial information extracted from the
balance sheet, statement of income, statement of retained earnings and
statement of cash flows contained in Form 10-Q of Commonwealth Gas Company for
the three months ended March 31, 1998 and is qualified in its entirety by
reference to such financial statements.
</LEGEND>
<CIK> 0000022620
<NAME> COMMONWEALTH GAS COMPANY
<MULTIPLIER> 1,000
       
                            
<FISCAL-YEAR-END>              DEC-31-1998
<PERIOD-END>                   MAR-31-1998
<PERIOD-TYPE>                        3-MOS
<BOOK-VALUE>                      PER-BOOK
<TOTAL-NET-UTILITY-PLANT>          261,875
<OTHER-PROPERTY-AND-INVEST>              0
<TOTAL-CURRENT-ASSETS>              95,780
<TOTAL-DEFERRED-CHARGES>            25,636
<OTHER-ASSETS>                           0
<TOTAL-ASSETS>                     383,291
<COMMON>                            71,425
<CAPITAL-SURPLUS-PAID-IN>           27,739
<RETAINED-EARNINGS>                 30,579
<TOTAL-COMMON-STOCKHOLDERS-EQ>     129,743
<PREFERRED-MANDATORY>                    0
<PREFERRED>                              0
<LONG-TERM-DEBT-NET>               105,800
<SHORT-TERM-NOTES>                   9,000
<LONG-TERM-NOTES-PAYABLE>                0
<COMMERCIAL-PAPER-OBLIGATIONS>           0
<LONG-TERM-DEBT-CURRENT-PORT>        3,650
<PREFERRED-STOCK-CURRENT>                0
<CAPITAL-LEASE-OBLIGATIONS>              0
<LEASES-CURRENT>                         0
<OTHER-ITEMS-CAPITAL-AND-LIAB>     135,098
<TOT-CAPITALIZATION-AND-LIAB>      383,291
<GROSS-OPERATING-REVENUE>          108,788
<INCOME-TAX-EXPENSE>                 8,456
<OTHER-OPERATING-EXPENSES>          83,899
<TOTAL-OPERATING-EXPENSES>          92,355
<OPERATING-INCOME-LOSS>             16,433
<OTHER-INCOME-NET>                     180
<INCOME-BEFORE-INTEREST-EXPEN>      16,613
<TOTAL-INTEREST-EXPENSE>             2,905
<NET-INCOME>                        13,708
<PREFERRED-STOCK-DIVIDENDS>              0
<EARNINGS-AVAILABLE-FOR-COMM>       13,708
<COMMON-STOCK-DIVIDENDS>                 0
<TOTAL-INTEREST-ON-BONDS>            2,186
<CASH-FLOW-OPERATIONS>              32,772
<EPS-PRIMARY>                            0
<EPS-DILUTED>                            0