Exhibit 3.10

                        PHILADELPHIA SUBURBAN CORPORATION
                           RESOLUTION AMENDING BYLAWS

RESOLVED, that in accordance with Section 8.07(ii) of the Company's Bylaws,
Section 2.01(a) be amended as follows:

         Section 2.01.  Manner of Giving Notice.

                  (a) General rule. Whenever written notice is required to be
         given to any person under the provisions of the Business Corporation
         Law or by the articles or these bylaws, it may be given to the person
         either personally or by sending a copy thereof by first class mail or
         express mail, postage prepaid, or by telegram (with messenger service
         specified), telex or TWX (with answer back received) or courier
         service, charges prepaid, by internet or other means of electronic
         transmission consented to by the person whom the notice is given or by
         facsimile transmission, to the address (or to the telex, TWX or
         facsimile number) of the person appearing on the books of the
         corporation or, in the case of directors, supplied by the director to
         the corporation for the purpose of notice. If the notice is sent by
         mail, telegraph or courier service, it shall be deemed to have been
         given to the person entitled thereto when deposited in the United
         States mail or with a telegraph office or courier service for delivery
         to that person or, in the case of telex or TWX, or internet or other
         means of electronic transmission, when dispatched or, in the case of
         facsimile transmission, when received. A notice of a meeting shall
         specify the place, day and hour of the meeting and any other
         information required by any other provision of the Business Corporation
         Law, the articles or these bylaws.

; and it is

FURTHER RESOLVED, that in accordance with Section 8.07(ii) of the Company's
Bylaws, Section 2.02 of the Company's Bylaws is hereby amended as follows:

                  Section 2.02. Notice of Meetings of Board of Directors. Notice
         of a regular meeting of the board of directors need not be given.
         Notice of every special meeting of the board of directors shall be
         given to each director by telephone or in writing or with the prior
         consent of the director by internet or other means of electronic
         transmission at least 24 hours (in the case of notice by telephone,
         telex, TWX, internet or other means of electronic transmission or
         facsimile transmission) or 48 hours (in the case of notice by
         telegraph, courier service or express mail) or five days (in the case
         of notice by first class mail) before the time at which the meeting is
         to be held. Every such notice shall state the time and place of the
         meeting. Neither the business to be transacted at, nor the purpose of,
         any regular or special meeting of the board need be specified in a
         notice of the meeting.

; and it is


FURTHER RESOLVED, that in accordance with Section 8.07(ii) of the Company's
Bylaws, Section 3.08(b) of the Company's Bylaws is hereby amended as follows:

                  (b) Minimum requirements. Every proxy shall be executed in
         writing by the shareholder or by the duly authorized attorney-in-fact
         of the shareholder and filed with the secretary of the corporation. A
         telegram, telex, cablegram, datagram or similar transmission from a
         shareholder or attorney-in-fact, or a photographic, facsimile or
         similar reproduction of a writing executed by a shareholder or
         attorney-in-fact, or other proxy transmitted as permitted by law,
         including without limitation, by internet, interactive voice response
         system or other means of electronic transmission executed by a
         shareholder or attorney-in-fact:

                  (1) may be treated as properly executed for purposes of this
         subsection; and

                  (2) shall be so treated if it sets forth a confidential and
         unique identification number or other mark furnished by the corporation
         to the shareholder for the purposes of a particular meeting or
         transaction.