<ARTICLE> UT
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED CONDENSED FINANCIAL STATEMENTS OF CASCADE NATURAL GAS CORPORATION
INCLUDED IN THE QUARTERLY REPORT ON FORM 10-Q FOR THE PERIOD ENDED MARCH 31,
2000, AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          SEP-30-2000
<PERIOD-START>                             OCT-01-1999
<PERIOD-END>                               MAR-31-2000
<BOOK-VALUE>                                  PER-BOOK
<TOTAL-NET-UTILITY-PLANT>                      282,363
<OTHER-PROPERTY-AND-INVEST>                        677
<TOTAL-CURRENT-ASSETS>                          53,698
<TOTAL-DEFERRED-CHARGES>                         7,068
<OTHER-ASSETS>                                       0
<TOTAL-ASSETS>                                 343,806
<COMMON>                                        11,045
<CAPITAL-SURPLUS-PAID-IN>                       97,380
<RETAINED-EARNINGS>                             18,174
<TOTAL-COMMON-STOCKHOLDERS-EQ>                 126,599
<PREFERRED-MANDATORY>                               62
<PREFERRED>                                          0
<LONG-TERM-DEBT-NET>                           125,000
<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>                  92,145
<TOT-CAPITALIZATION-AND-LIAB>                  343,806
<GROSS-OPERATING-REVENUE>                      162,621
<INCOME-TAX-EXPENSE>                            10,064
<OTHER-OPERATING-EXPENSES>                     129,781
<TOTAL-OPERATING-EXPENSES>                     129,781
<OPERATING-INCOME-LOSS>                         32,840
<OTHER-INCOME-NET>                                 292
<INCOME-BEFORE-INTEREST-EXPEN>                  23,068
<TOTAL-INTEREST-EXPENSE>                         5,560
<NET-INCOME>                                    17,508
<PREFERRED-STOCK-DIVIDENDS>                          2
<EARNINGS-AVAILABLE-FOR-COMM>                   17,506
<COMMON-STOCK-DIVIDENDS>                         5,302
<TOTAL-INTEREST-ON-BONDS>                            0
<CASH-FLOW-OPERATIONS>                          25,674
<EPS-BASIC>                                       1.58
<EPS-DILUTED>                                     1.58