Authority: IC 25-39-4-2; IC 25-39-4-9

Affected: IC 25-39

Sec. 3. (a) A pitless unit shall:

1. (1) extend the upper end of the well casing at least one (1) foot above the ground level; and

2. (2) be affixed to the well casing in a manner that is watertight by:

   1. (A) threading;
   2. (B) welding (including gluing); or
   3. (C) a mechanical connection.

(b) The cap, cover, or seal of the pitless unit shall:

1. (1) be self-draining and overlap the top of the casing extension with a downward flange;
2. (2) fit securely on the well casing; and
3. (3) be tamper resistant.

(c) A pitless unit shall be installed under 312 IAC 13-3-2(a)(3).

(d) A pitless adapter shall be constructed and installed to:

1. (1) prevent the entrance of contaminants through openings in the well casing to which the adapter is attached; and
2. (2) provide consistency with the Water Systems Council Listing of Products for PAS-97(04).

(Natural Resources Commission; 312 IAC 13-4-3; filed Nov 22, 1999, 3:34 p.m.: 23 IR 767; readopted filed Aug 4, 2005, 6:00 p.m.: 28 IR 3661; readopted filed May 20, 2011, 3:28 p.m.: 20110615-IR-312110002RFA; filed Dec 20, 2011, 1:55 p.m.: 20120118-IR-312110332FRA; readopted filed Jul 19, 2017, 3:45 p.m.: 20170816-IR-312170132RFA; readopted filed May 17, 2023, 10:52 a.m.: 20230614-IR-312230069RFA)