<ARTICLE> UT
<MULTIPLIER> 1000

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-END>                               SEP-30-1999
<BOOK-VALUE>                                  PER-BOOK
<TOTAL-NET-UTILITY-PLANT>                      294,669
<OTHER-PROPERTY-AND-INVEST>                     11,295
<TOTAL-CURRENT-ASSETS>                          20,223
<TOTAL-DEFERRED-CHARGES>                             0
<OTHER-ASSETS>                                  41,840
<TOTAL-ASSETS>                                 368,027
<COMMON>                                         9,516
<CAPITAL-SURPLUS-PAID-IN>                       12,355
<RETAINED-EARNINGS>                            117,324
<TOTAL-COMMON-STOCKHOLDERS-EQ>                 139,195
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<LONG-TERM-DEBT-NET>                            90,000
<SHORT-TERM-NOTES>                                   0
<LONG-TERM-NOTES-PAYABLE>                            0
<COMMERCIAL-PAPER-OBLIGATIONS>                       0
<LONG-TERM-DEBT-CURRENT-PORT>                        0
<PREFERRED-STOCK-CURRENT>                            0
<CAPITAL-LEASE-OBLIGATIONS>                          0
<LEASES-CURRENT>                                     0
<OTHER-ITEMS-CAPITAL-AND-LIAB>                 138,832
<TOT-CAPITALIZATION-AND-LIAB>                  368,027
<GROSS-OPERATING-REVENUE>                       88,916
<INCOME-TAX-EXPENSE>                             7,587
<OTHER-OPERATING-EXPENSES>                      65,834
<TOTAL-OPERATING-EXPENSES>                      73,421
<OPERATING-INCOME-LOSS>                         15,495
<OTHER-INCOME-NET>                                 913
<INCOME-BEFORE-INTEREST-EXPEN>                  16,408
<TOTAL-INTEREST-EXPENSE>                         5,144
<NET-INCOME>                                    11,264
<PREFERRED-STOCK-DIVIDENDS>                          0
<EARNINGS-AVAILABLE-FOR-COMM>                   11,264
<COMMON-STOCK-DIVIDENDS>                         5,552
<TOTAL-INTEREST-ON-BONDS>                        5,144
<CASH-FLOW-OPERATIONS>                          19,082
<EPS-BASIC>                                     3.65
<EPS-DILUTED>                                     3.65