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The Pennsylvania Code website reflects the Pennsylvania Code changes effective through 50 Pa.B. 4882 (August 29, 2020).

25 Pa. Code § 109.706. System map.

§ 109.706. System map.

 (a)  A public water system that is not a bottled or vended water system or a retail water facility or a bulk water hauling system shall prepare and maintain on file a detailed map of the water system. A copy of the map shall be submitted to the Department upon request.

 (b)  At a minimum the map must include all of the following:

   (1)  Source and treatment plant locations.

   (2)  Size and location of storage facilities.

   (3)  Pump station locations.

   (4)  Size, location and construction material of pipes.

   (5)  Pressure zones.

   (6)  Interconnections with other public water systems.

   (7)  Monitoring locations.

 (c)  The map shall be reviewed by the water supplier at least annually and updated as necessary. Water suppliers may meet this requirement by maintaining a calibrated hydraulic model instead of paper maps.


   The provisions of this §  109.706 amended under section 4(a) of the Pennsylvania Safe Drinking Water Act (35 P.S. §  721.4(a)); and section 1920-A(b) of The Administrative Code of 1929 (71 P.S. §  510-20(b)).


   The provisions of this §  109.706 adopted December 7, 1984, effective December 8, 1984, 14 Pa.B. 4479; amended May 15, 1992, effective May 16, 1992, 22 Pa.B. 2621; amended December 23, 1994, effective December 24, 1994, 24 Pa.B. 6404; amended August 17, 2018, effective August 18, 2018, 48 Pa.B. 4974. Immediately preceding text appears at serial page (391390).

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