<html> <head> <title>Rule 74:52:03:13 Additional permit conditions.</title> <META NAME="Keywords" Content="Administrative Rules 74:52:03:13"> <META NAME="Description" Content="Administrative Rules 74:52:03:13 Additional permit conditions."> <meta http-equiv=Content-Type content="text/html; charset=windows-1252"> <meta name=Generator content="Microsoft Word 15 (filtered)"> <style> <!-- /* Font Definitions */ @font-face {font-family:"Cambria Math"; panose-1:2 4 5 3 5 4 6 3 2 4;} @font-face {font-family:Times; panose-1:2 2 6 3 5 4 5 2 3 4;} /* Style Definitions */ p.MsoNormal, li.MsoNormal, div.MsoNormal {margin:0in; margin-bottom:.0001pt; font-size:10.0pt; font-family:"Times",serif; color:black;} a:link, span.MsoHyperlink {color:blue; text-decoration:underline;} a:visited, span.MsoHyperlinkFollowed {color:#954F72; text-decoration:underline;} .MsoChpDefault {font-size:10.0pt; color:black;} @page WordSection1 {size:8.5in 11.0in; margin:1.0in 1.25in 1.0in 1.25in;} div.WordSection1 {page:WordSection1;} --> </style> </head> <body lang=EN-US link=blue vlink="#954F72"> <div class=WordSection1> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>74:52:03:13.&nbsp;&nbsp;Additional permit conditions.</b> In addition to the conditions required under &#167;&#167;&nbsp;74:52:03:01 to 74:52:03:12, inclusive, in all permits, the secretary shall establish conditions case-by-case to provide for and assure compliance with all applicable requirements of the CWA and state laws and rules. These conditions shall include the following when applicable:</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (1)&nbsp;&nbsp;Technology-based effluent limitations and standards based on effluent limitations and standards promulgated under &#167;</span> <span style='font-size:12.0pt;font-family:"Times New Roman",serif'>301 of the CWA or new source performance standards promulgated under &#167;&nbsp;306 of the CWA, on case-by-case limitations determined under &#167;&nbsp;402(a)(1) of the CWA, or on a combination of the two;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (2)&nbsp;&nbsp;For any discharger within a primary industry category as listed in &#167;&nbsp;74:52:02:39, prompt modification or revocation of a permit by the secretary to incorporate an applicable effluent standard or limitation under &#167;&#167;&nbsp;301(b)(2)(C) and (D), 304(b)(2), and 307(a)(2) of the CWA which is promulgated or approved after the permit is issued if that effluent standard or limitation is more stringent than any effluent limitation in the permit or controls a pollutant not limited in the permit;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (3)&nbsp;&nbsp;Other effluent limitations and standards in &#167;&#167;&nbsp;301, 302, 303, 307, 318, and 405 of the CWA. If an applicable toxic effluent standard or prohibition, including any schedule of compliance specified in the effluent standard or prohibition is promulgated under &#167;&nbsp;307(a) of the CWA for a toxic pollutant is more stringent than a limitation on the pollutant in the permit, the secretary shall institute proceedings under chapter 74:52:04 to modify or revoke and reissue the permit to conform to the toxic effluent standard or prohibition;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (4)&nbsp;&nbsp;Standards for sewage sludge use or disposal under &#167;&nbsp;405(d) of the CWA. If an applicable standard for sewage sludge use or disposal is promulgated under &#167;&nbsp;405(d) of the CWA and that standard is more stringent than any limit on the pollutant or practice in the permit, the secretary may initiate proceedings under chapter 74:52:04 to modify or revoke and reissue the permit to conform to the standard for sewage sludge use or disposal;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (5)&nbsp;&nbsp;Any requirements in addition to, or more stringent than, promulgated effluent limitations, guidelines, or standards under &#167;&#167;&nbsp;301, 304, 306, 307, 318 and 405 of the CWA necessary to do the following:</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (a)&nbsp;&nbsp;Achieve water quality standards established by chapters 74:51:01, 74:51:02, and 74:51:03;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (b)&nbsp;&nbsp;Attain or maintain a specified water quality through water quality-related effluent limits established under &#167;&nbsp;302 of the CWA;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (c)&nbsp;&nbsp;Conform to applicable water quality requirements in &#167;&nbsp;401(a)(2) of the CWA when the discharge affects a state other than South Dakota;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (d)&nbsp;&nbsp;Incorporate any more stringent limitations, treatment standards, standards for sewage sludge use or disposal, or schedule of compliance requirements established under federal and state law or rules;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (e)&nbsp;&nbsp;Ensure consistency with the requirements of a water quality management plan approved by EPA under &#167;&nbsp;208(b) of the CWA; and</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (f)&nbsp;&nbsp;Incorporate alternative effluent limitations or standards where warranted by fundamentally different factors in chapter 74:52:07;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (6)&nbsp;&nbsp;Toxic pollutant limits to control toxic pollutants which are or may be discharged at a level greater than the level which can be achieved by the technology-based treatment requirements;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (7)&nbsp;&nbsp;A notification level which exceeds the notification level of subdivision 74:52:03:11(1), (2), (3), (4), or (5) upon a petition from the permittee or on the secretary's initiative. This new notification level may not exceed the level which can be achieved by the technology-based treatment requirements appropriate to the permittee;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (8)&nbsp;&nbsp;A list of pollutants for which the permittee must report violations of maximum daily discharge limits within 24 hours. This list shall include any toxic pollutant or hazardous substance or any pollutant specifically identified as the method to control a toxic pollutant or hazardous substance;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (9)&nbsp;&nbsp;Durations for permits, as set forth in &#167;&nbsp;74:52:03:21;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (10)&nbsp;&nbsp;Monitoring requirements in addition to &#167;&nbsp;74:52:03:26, as follows:</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (a)&nbsp;&nbsp;To assure compliance with permit limitations, measurements, and test procedures as follows:</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (i)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; The mass, or any other measurement specified in the permit for each pollutant, including whole effluent toxicity, limited in the permit;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (ii)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; The volume of effluent discharged from each outfall;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span style='font-size:12.0pt;font-family:"Times New Roman",serif'>(iii)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Other measurements as applicable, including pollutants in internal waste streams under &#167;&nbsp;74:52:03:20; frequency and rate of discharge for noncontinuous discharges under &#167;&nbsp;74:52:03:18; pollutants subject to notification requirements under &#167;&nbsp;74:52:03:11; and pollutants in sewage sludge or other monitoring as specified in 40 C.F.R. Part 503 (</span><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>July 1</span><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>, </span><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>20</span><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>1</span><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>6</span><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>) or as determined to be necessary on a case-by-case basis pursuant to 405(d)(4) of the CWA; and</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span style='font-size:12.0pt;font-family:"Times New Roman",serif'>(iv)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; According to test procedures approved under 40 C.F.R. Part 136 (July 1, </span><span style='font-size:12.0pt;font-family:"Times New Roman",serif'>20</span><span style='font-size:12.0pt;font-family:"Times New Roman",serif'>16) for the analyses of pollutants having approved methods under that part and according to a test procedure specified in the permit for pollutants with no approved methods;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (b)&nbsp;&nbsp;The frequency of reporting monitoring results, depending on the nature and effect of the discharge, at least once a year. For sewage sludge use or disposal practices, requirements for monitoring and for reporting of results, depending on the nature and effect of the sewage sludge disposal practice, but at least once a year;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (11)&nbsp;&nbsp;Pretreatment requirements for POTWs, as follows:</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (a)&nbsp;&nbsp;Identification in terms of character and volume of pollutants, of any significant indirect dischargers into the POTW subject to pretreatment standards under &#167;&nbsp;307(b) of the CWA and chapter 74:52:11; and</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (b)&nbsp;&nbsp;Submission of a local program when required by and in accordance with chapter 74:52:11 to assure compliance with pretreatment standards to the extent applicable under &#167;&nbsp;307(b). The local program shall be incorporated into the permit as described in chapter 74:52:11. The program shall require all indirect dischargers to the POTW to comply with the reporting requirements of chapter 74:52:11;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (12)&nbsp;&nbsp;Best management practices to control or abate the discharge of pollutants when:</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (a)&nbsp;&nbsp;Authorized under &#167;&nbsp;304(e) of the CWA for the control of toxic pollutants and hazardous substances from ancillary industrial activities;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (b)&nbsp;&nbsp;Numeric effluent limits are not feasible; or</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (c)&nbsp;&nbsp;The practices are reasonably necessary to achieve effluent limits and standards or to carry out the purposes and intent of the CWA;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (13)&nbsp;&nbsp;Requirements for reissued permits, as follows:</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (a)&nbsp;&nbsp;Except as provided in subdivision (13)(b) of this section, when a permit is renewed or reissued interim limits and standards or conditions must be at least as stringent as the final limits, standards, or conditions in the previous permit, unless the circumstances on which the previous permit were based have materially and substantially changed since the time the permit was issued and would constitute cause for permit modification or revocation and reissuance under &#167;&nbsp;74:52:04:03;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (b)&nbsp;&nbsp;When effluent limits were imposed under &#167;</span> <span style='font-size:12.0pt; font-family:"Times New Roman",serif'>402(a)(1) of the CWA in a previously issued permit and those limitations are more stringent than the subsequently promulgated effluent guidelines, the more stringent limits apply unless:</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (i)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; The discharger has installed the treatment facilities required to meet the effluent limits in the previous permit and has properly operated and maintained the facilities but has nevertheless been unable to achieve the previous effluent limits. In this case the limits in the renewed or reissued permit may reflect the level of pollutant control actually achieved but shall not be less stringent than required by the subsequently promulgated effluent limitation guidelines;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span style='font-size:12.0pt;font-family:"Times New Roman",serif'>(ii)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; The circumstances on which the previous permit was based have materially and substantially changed since the time the permit was issued and would constitute cause for permit modification or revocation and reissuance under &#167;</span> <span style='font-size:12.0pt;font-family:"Times New Roman",serif'>74:52:04:03; or</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span style='font-size:12.0pt;font-family:"Times New Roman",serif'>(iii)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; There is increased production at the facility which results in significant reduction in treatment efficiency, in which case the permit limits shall be adjusted to reflect any decreased efficiency resulting from increased production and raw waste loads, but permit limits may not be less stringent than those required by subsequently promulgated standards and limits;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span style='font-size:12.0pt;font-family:"Times New Roman",serif'>(iv)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Information is available which was not available at the time of permit issuance; other than revised regulations, guidance, or test methods; and which would have justified the application of a less stringent effluent limit at the time of permit issuance, or the administrator determines that technical mistakes or mistaken interpretations of law were made in issuing the permit under &#167;&nbsp;402(a)(1)(b) of the Act;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (v)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; A less stringent effluent limit is necessary because of events over which the permittee has no control and for which there is no reasonable remedy; or</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <span style='font-size:12.0pt;font-family:"Times New Roman",serif'>(vi)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; The permittee has received a permit modification under &#167;&nbsp;301(c), 301(g), 301(i), 301(k), 301(n), or 316(a);</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (14)&nbsp;&nbsp;For privately owned treatment works, any conditions expressly applicable to any user, as a limited copermittee, that may be necessary in the permit issued to the treatment works to ensure compliance with applicable requirements under this chapter. Alternatively, the secretary may issue separate permits to the treatment works and to its users or may require a separate permit application from any user. The secretary's decision to issue a permit with no conditions applicable to any user, to impose conditions on one or more users, to issue separate permits, or to require separate applications, and the basis for that decision, must be stated in the statement of basis for the proposed permit for the treatment works;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (15)&nbsp;&nbsp;Any conditions imposed in grants made by the secretary to POTWs under &#167;&#167;&nbsp;201 and 204 of the CWA which are reasonably necessary for the achievement of effluent limits under &#167;&nbsp;301 of CWA;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (16)&nbsp;&nbsp;When a permit is issued to a facility that may operate at certain times as a means of transportation over water, a condition that the discharge must comply with any applicable regulations promulgated (by the secretary of the department of which the coast guard is operating) that establish specifications for safe transportation, handling, carriage, and storage of pollutants;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (17)&nbsp;&nbsp;Standards for sewage sludge use or disposal under &#167;&nbsp;405(d) of the CWA unless those standards have been included in a permit issued under SDCL chapter <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=34A-6">34A-6.</A> If any applicable standard for sewage sludge use or disposal is promulgated under §&nbsp;405(d) of the CWA and that standard is more stringent than any limit on the pollutant or practice in the permit, the secretary may initiate proceedings under chapter 74:52:04 to modify or revoke and reissue the permit to conform to the standard for sewage sludge use or disposal;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (18)&nbsp;&nbsp;Any conditions that the secretary of the army considers necessary to ensure that navigation and anchorage will not be substantially impaired; or</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (19)&nbsp;&nbsp;Conditions listed in 40 C.F.R. 122.41 as it existed on July 24, 1992.</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>Source:</b> 14 SDR 86, effective December 24, 1987; 19 SDR 122, effective February 21, 1993; transferred from &#167;&nbsp;74:03:19:12, July 1, 1996; 23 SDR 180, effective April 30, 1997; 44 SDR 98, effective December 11, 2017.</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>General Authority:</b> SDCL <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=34A-2-30">34A-2-30</A>, <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=34A-2-93">34A-2-93</A></span><span style='font-size:12.0pt;font-family:"Times New Roman",serif'>(9)</span><span style='font-size:12.0pt;font-family:"Times New Roman",serif'>.</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>Law Implemented:</b> SDCL <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=34A-2-36">34A-2-36</A>, <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=34A-2-41">34A-2-41</A> to <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=34A-2-43">34A-2-43.</A></span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>Cross-References:</b> Water Pollution Control Act, SDCL ch <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=34A-2">34A-2</A>; Surface Water Quality, art 74:51.</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt; font-family:"Times New Roman",serif'>&nbsp;</span></p> </div> </body> </html>