<TABLE> <S> <C>

<ARTICLE> UT
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE BALANCE
SHEET AND INCOME STATEMENT FOR THE COMPANY FOR THE SIX MONTHS ENDED MARCH 31,
1998 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO THE COMPANY'S FORM 10-Q
FOR THE QUARTER ENDED MARCH 31, 1998.
</LEGEND>
<MULTIPLIER> 1,000
       
<S>                             <C>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          SEP-30-1998
<PERIOD-START>                             OCT-01-1997
<PERIOD-END>                               MAR-31-1998
<BOOK-VALUE>                                  PER-BOOK
<TOTAL-NET-UTILITY-PLANT>                      123,869
<OTHER-PROPERTY-AND-INVEST>                      1,656
<TOTAL-CURRENT-ASSETS>                          23,602
<TOTAL-DEFERRED-CHARGES>                         1,356
<OTHER-ASSETS>                                   6,038
<TOTAL-ASSETS>                                 156,521
<COMMON>                                            49
<CAPITAL-SURPLUS-PAID-IN>                       17,961
<RETAINED-EARNINGS>                             42,217
<TOTAL-COMMON-STOCKHOLDERS-EQ>                  60,227
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<LONG-TERM-DEBT-NET>                            61,999
<SHORT-TERM-NOTES>                                   0
<LONG-TERM-NOTES-PAYABLE>                            0
<COMMERCIAL-PAPER-OBLIGATIONS>                       0
<LONG-TERM-DEBT-CURRENT-PORT>                    2,372
<PREFERRED-STOCK-CURRENT>                            0
<CAPITAL-LEASE-OBLIGATIONS>                          0
<LEASES-CURRENT>                                     0
<OTHER-ITEMS-CAPITAL-AND-LIAB>                  31,923
<TOT-CAPITALIZATION-AND-LIAB>                  156,521
<GROSS-OPERATING-REVENUE>                       48,586
<INCOME-TAX-EXPENSE>                             3,955
<OTHER-OPERATING-EXPENSES>                      35,416
<TOTAL-OPERATING-EXPENSES>                      39,371
<OPERATING-INCOME-LOSS>                          9,215
<OTHER-INCOME-NET>                                 359
<INCOME-BEFORE-INTEREST-EXPEN>                   9,574
<TOTAL-INTEREST-EXPENSE>                         2,795
<NET-INCOME>                                     6,779
<PREFERRED-STOCK-DIVIDENDS>                          0
<EARNINGS-AVAILABLE-FOR-COMM>                    6,779
<COMMON-STOCK-DIVIDENDS>                           973
<TOTAL-INTEREST-ON-BONDS>                        4,915<F1>
<CASH-FLOW-OPERATIONS>                           8,510
<EPS-PRIMARY>                                     1.39<F2>
<EPS-DILUTED>                                     1.38<F2>
<FN>
<F1>TOTAL INTEREST ON BONDS REPRESENTS INTEREST EXPENSE RELATED TO LONG-TERM 
DEBT OUTSTANDING UNDER FIRST MORTGAGE BONDS AND LONG-TERM SECURED NOTES.
<F2>REPRESENTS BASIC AND DILUTED EARNINGS PER SHARE COMPUTED IN ACCORDANCE WITH
SFAS 128. AMOUNTS HAVE BEEN RESTATED TO REFLECT THREE-FOR-TWO CONVERSION OF
MOBILE GAS COMMON STOCK INTO ENERGYSOUTH COMMON STOCK EFFECTIVE FEBRUARY 2,
1998. SEE NOTE 1 AND NOTE 4 OF NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS
INCLUDED IN THE COMPANY'S QUARTERLY REPORT ON FORM 10-Q FOR THE SIX MONTHS
ENDED MARCH 31, 1998. 
</FN> 
        

</TABLE>