CONSENT OF INDEPENDENT ACCOUNTANTS ================================== We hereby consent to the incorporation by reference in the Registration Statement on Form S-3 (No. 333-85267) of Northern States Power Company (Wisconsin) of our report dated January 31, 2000 relating to the financial statements, which appears in this Form 10-K. /s/ PRICEWATERHOUSECOOPERS LLP Minneapolis, Minnesota March 14, 2000