Section 327 IAC 5-3.5-10 - Transitional mercury effluent limitationAuthority: IC 13-13-5-1; IC 13-13-5-2; IC 13-14-8; IC 13-14-9; IC 13-15-1-2; IC 13-15-2-1; IC 13-18
Affected: IC 4-21.5-3; IC 13-14-1-9; IC 13-18-4
Sec. 10.
(a) Either at the time a discharging facility applies for or when it receives a renewal of an NPDES permit with a previously established mercury limit from a prior NPDES permit for which a compliance schedule for mercury is not established in the renewed permit and the discharging facility has not had a prior SMV, then the following may be done to assure compliance with the renewed permit: (1) In a written document to the department, the discharging facility should: (A) indicate that the discharging facility is planning to apply for an SMV in accordance with this rule; and(B) provide information to establish a transitional limit consistent with section 8 of this rule.(2) The department may issue a transitional limit for the discharging facility through a permit modification or an order under IC 13-14-1-9 until the SMV is either approved or denied.(b) If an SMV is denied, a discharger may request an individual variance, notwithstanding the time limitations set in 327 IAC 5-3-4.1, by doing the following: (1) Requesting the commissioner's consideration and written determination on a request for a mercury variance from a water quality standard as provided in 327 IAC 2-1-8.8 or 327 IAC 2-1.5-17.(2) Applying for the mercury variance up to ninety (90) days after the denial of the SMV so long as all other requirements in 327 IAC 5-3-4.1 are met. The applicant may petition the commissioner for up to an additional ninety (90) day period to submit the application.Water Pollution Control Board; 327 IAC 5-3.5-10; filed Apr 6, 2005, 4:00 p.m.: 28 IR 2352; readopted filed Jun 15, 2011, 11:15 a.m.: 20110713-IR-327110193BFAReadopted filed Jun 29, 2017, 9:34 a.m.: 20170726-IR-327170225BFAReadopted filed 5/12/2023, 1:07 p.m.: 20230607-IR-327230079BFA