<ARTICLE> UT
<LEGEND>
This schedule contains summary financial information extracted from the WICOR,
Inc. Form 10-Q for the nine months ended September 30, 1999 and is qualified in
its entirety by reference to such financial statements and the related
footnotes.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-END>                               SEP-30-1999
<BOOK-VALUE>                                  PER-BOOK
<TOTAL-NET-UTILITY-PLANT>                      382,108
<OTHER-PROPERTY-AND-INVEST>                     68,230
<TOTAL-CURRENT-ASSETS>                         296,461
<TOTAL-DEFERRED-CHARGES>                       228,668
<OTHER-ASSETS>                                       0
<TOTAL-ASSETS>                                 975,467
<COMMON>                                        37,619
<CAPITAL-SURPLUS-PAID-IN>                      220,627
<RETAINED-EARNINGS>                            171,505
<TOTAL-COMMON-STOCKHOLDERS-EQ>                 417,686
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<LONG-TERM-DEBT-NET>                           192,349
<SHORT-TERM-NOTES>                                   0
<LONG-TERM-NOTES-PAYABLE>                      160,000
<COMMERCIAL-PAPER-OBLIGATIONS>                  43,745
<LONG-TERM-DEBT-CURRENT-PORT>                    1,342
<PREFERRED-STOCK-CURRENT>                            0
<CAPITAL-LEASE-OBLIGATIONS>                          0
<LEASES-CURRENT>                                     0
<OTHER-ITEMS-CAPITAL-AND-LIAB>                 320,345
<TOT-CAPITALIZATION-AND-LIAB>                  975,467
<GROSS-OPERATING-REVENUE>                      726,529
<INCOME-TAX-EXPENSE>                            23,312
<OTHER-OPERATING-EXPENSES>                     655,298
<TOTAL-OPERATING-EXPENSES>                     678,610
<OPERATING-INCOME-LOSS>                         47,919
<OTHER-INCOME-NET>                               (611)
<INCOME-BEFORE-INTEREST-EXPEN>                  47,308
<TOTAL-INTEREST-EXPENSE>                        11,808
<NET-INCOME>                                    35,500
<PREFERRED-STOCK-DIVIDENDS>                          0
<EARNINGS-AVAILABLE-FOR-COMM>                   35,500
<COMMON-STOCK-DIVIDENDS>                        24,927
<TOTAL-INTEREST-ON-BONDS>                          500
<CASH-FLOW-OPERATIONS>                         119,740
<EPS-BASIC>                                     0.95
<EPS-DILUTED>                                     0.94