Section 410IAC6-2.1-27. Water supply

   (a) An adequate and convenient supply of potable water that meets the provisions of 327 IAC 8-2 shall be provided at plumbing fixtures used for:

(1) drinking;

(2) cooking;

(3) dishwashing;

(4) hand washing;

(5) showering; and

(6) pool water.

  (b) Wells shall be constructed, installed, and located in accordance with 327 IAC 8-2 and 312 IAC 13.

  (c) A public water supply shall be exclusively used if available within a reasonable distance. A water supply, properly located and constructed, shall be provided if a public water supply is not available.

  (d) The construction and location of wells with fewer than fifteen (15) service connections, or serving fewer than twenty-five (25) people, shall comply with Bulletin S.E. 13. All other wells shall comply with 327 IAC 8-2.

  (e) The water supply and distribution system shall have the capacity to deliver a minimum water pressure of twenty (20) pounds per square inch to all water connections during periods of peak water usage. The water supply shall have a capacity to meet total water demands. If a well or pump cannot meet a peak or daily demand, a sufficient useable storage capacity shall be provided.

  (f) The casing pipe of a well shall extend not less than twenty-four (24) inches above floor level, finish grade, or the highest flood level on record.

  (g) Water supplies shall have no:

(1) wellhead;

(2) well casing;

(3) pump;

(4) pumping machinery;

(5) exposed pressure tanks; or

(6) suction piping;

located in any pit, room, or enclosure that does not have free drainage by gravity to the ground surface at all times.

  (h) Stop-and-waste valves (including unapproved frost-proof hydrants) or other devices that would allow aspiration or backflow of contaminated water into the potable system shall not be used.

  (i) All portions of the water distribution system serving pools, and auxiliary facilities, shall be protected against backflow and backsiphonage. Water introduced into the pool, either directly or through the recirculation system, shall be supplied through an air gap or in accordance with 675 IAC 16. (Indiana State Department of Health; 410 IAC 6-2.1-27; filed May 19, 2003, 8:30 a.m.: 26 IR 3327; readopted filed Jul 8, 2009, 1:44 p.m.: 20090805-IR-410090209RFA; filed Jul 26, 2010, 2:16 p.m.: 20100825-IR-410090006FRA; readopted filed Sep 30, 2015, 2:45 p.m.: 20151028-IR-410150169RFA)