Exhibit 23 CONSENT OF INDEPENDENT AUDITORS The Board of Directors Philadelphia Suburban Corporation We consent to incorporation by reference in the Registration Statements on Form S-8 (1994 Equity Compensation Plan No. 333-26613), (1994 Employee Stock Purchase Plan No. 033-52557), (1988 Stock Option Plan No. 33-27032), (1982 Stock Option Plan No. 2-81757); and on Form S-3 (Dividend Reinvestment and Direct Stock Purchase Plan No. 333-42275), (Customer Stock Purchase Plan No. 33-64301) of Philadelphia Suburban Corporation of our report dated January 28, 1998, relating to the consolidated balance sheets and the statements of capitalization of Philadelphia Suburban Corporation and subsidiaries as of December 31, 1997 and 1996 and the related consolidated statements of income and cash flow for each of the years in the three-year period ended December 31, 1997, which report is incorporated by reference in the December 31, 1997 Annual Report on Form 10-K of Philadelphia Suburban Corporation. KPMG PEAT MARWICK LLP Philadelphia, Pennsylvania March 20, 1998