EXHIBIT 24 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Janet M. Hansen and/or Jack E. McGregor, and each of them, severally, as his or her true and lawful attorneys-in-fact and agents, with power to act with or without the other and with full power of substitution, for him or her and in his or her name, place and stead, in any and all capacities, to sign a Registration Statement on Form S-4, and any and all amendments or post-effective amendments thereto, effecting the registration under the Securities Act of 1933 of Common Stock of Aquarion Company (the "Company") to be issued by the Company pursuant to the terms of the Acquisition Agreement dated as of September 1992 among the Company, the New Canaan Company and Bridgeport Hydraulic Company, and to file the same, with all exhibits hereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorney-in-fact and agent, full power and authority to do and perform each and every act and thing requisite and necessary to be done in connection therewith, as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorney-in-fact and agent, or her substitute, may lawfully do or cause to be done by virtue hereof. WILLIAM S. WARNER Chairman of the Board of Directors - -------------------------------------- and Director William S. Warner JACK E. MCGREGOR President, Chief Executive Officer - -------------------------------------- and Director Jack E. McGregor (Principal Executive Officer) JANET M. HANSEN Senior Vice President and Chief - -------------------------------------- Financial Officer (Principal Janet M. Hansen Financial and Accounting Officer) GEORGE W. EDWARDS, JR. Director - -------------------------------------- George W.Edwards, Jr. GEOFFREY ETHERINGTON Director - -------------------------------------- Geoffrey Etherington NORWICK R.G. GOODSPEED Director - -------------------------------------- Norwick R.G. Goodspeed JANET D. GREENWOOD Director - -------------------------------------- Janet D. Greenwood DONALD M. HALSTED, JR. Director - -------------------------------------- Donald M. Halsted, Jr. EUGENE D. JONES Director - -------------------------------------- Eugene D. Jones LARRY L. PFLIEGER Director - -------------------------------------- Larry L. Pflieger G. JACKSON RATCLIFFE Director - -------------------------------------- G. Jackson Ratcliffe JOHN A. URQUHART Director - -------------------------------------- John A. Urquhart