Authority: IC 13-14-8; IC 13-15-1-2; IC 13-15-2-1; IC 13-18-2; IC 13-18-3

Affected: IC 13-11-2; IC 13-13-5-1; IC 13-18-4

Sec. 11. (a) "Interference" means a discharge that, alone or in conjunction with a discharge or discharges from other sources, inhibits or disrupts the:

1. (1) treatment processes or operations;
2. (2) sludge processes; or

3. (3) selected sludge:

   1. (A) use; or
   2. (B) disposal methods;

of a POTW.

(b) The inhibition or disruption under subsection (a) must:

1. (1) cause a violation of a requirement of the POTW's NPDES permit, including an increase in the magnitude or duration of a violation; or

2. (2) prevent the use of the POTW's sewage sludge or its sludge disposal method selected in compliance with the following statutory provisions, regulations, or permits issued thereunder or more stringent state or local regulations:

   1. (A) Section 405 of the Clean Water Act (33 U.S.C. 1345).

   2. (B) The Solid Waste Disposal Act (SWDA) (42 U.S.C. 6901), including:

      1. (i) Title II, more commonly referred to as the Resource Conservation and Recovery Act (RCRA); and
      2. (ii) the rules contained in a state sludge management plan prepared pursuant to Subtitle D of the SWDA (42 U.S.C. 6941).
   3. (C) The Clean Air Act (42 U.S.C. 7401).
   4. (D) The Toxic Substances Control Act (15 U.S.C. 2601).

(Water Pollution Control Division; 327 IAC 5-17-11; filed Oct 10, 2000, 3:02 p.m.: 24 IR 294; filed Jan 18, 2017, 1:03 p.m.: 20170215-IR-327160004FRA; readopted filed Oct 18, 2024, 1:57 p.m.: 20241113-IR-327230810RFA)