<html> <head> <title>Rule 74:04:12:15 SOCs -- Waivers for monitoring.</title> <META NAME="Keywords" Content="Administrative Rules 74:04:12:15"> <META NAME="Description" Content="Administrative Rules 74:04:12:15 SOCs -- Waivers for monitoring."> <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;} a:link, span.MsoHyperlink {color:blue; text-decoration:underline;} a:visited, span.MsoHyperlinkFollowed {color:purple; text-decoration:underline;} .MsoChpDefault {font-size:10.0pt;} @page WordSection1 {size:8.5in 11.0in; margin:1.0in 1.0in 1.0in 1.0in;} div.WordSection1 {page:WordSection1;} --> </style> </head> <body lang=EN-US link=blue vlink=purple> <div class=WordSection1> <p class=MsoNormal style='text-align:justify'><b><span style='font-size:12.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 74:04:12:15.&nbsp;&nbsp;SOCs -- Waivers for monitoring.</span></b><span style='font-size:12.0pt'> A system may apply to the department for a waiver from the monitoring frequencies for synthetic organic chemicals specified in 40 C.F.R. &#167;&nbsp;141.24 (July 1, 20</span><span style='font-size:12.0pt'>18</span><span style='font-size:12.0pt'>). Conditions for a waiver are as follows:</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (1)&nbsp;&nbsp;The waiver expires at the end of the current compliance period.&nbsp; A system must reapply for a waiver for each compliance period;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (2)&nbsp;&nbsp;A system need not monitor for any synthetic organic chemical for which it receives a waiver;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (3)&nbsp;&nbsp;The department may grant a waiver after evaluating the previous use, including transport, storage, and disposal of synthetic organic chemicals within the watershed or zone of influence of a system. If the use of a contaminant is unknown or if a contaminant has been used previously, the department may not grant a waiver under this subdivision;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (4)&nbsp;&nbsp;If the use of a contaminant is unknown or if a contaminant has been used previously, the department may grant a waiver after evaluating the following:</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (a)&nbsp;&nbsp;Previous analytical results;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (b)&nbsp;&nbsp;The proximity of the system to a potential point or nonpoint source of contamination;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (c)&nbsp;&nbsp;The environmental persistence and transport of the contaminant;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (d)&nbsp;&nbsp;The protection of the source against contamination by such factors as depth of well, soil type, and integrity of well casing;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (e)&nbsp;&nbsp;Nitrate levels at the source; and</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (f)&nbsp;&nbsp;Use of polychlorinated biphenyls in equipment used in the production, storage, and distribution of water.</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; The system must submit written evidence of compliance with subdivision (3) or (4) of this section and a completed waiver application to the department. If any of the information required by subdivisions (3) and (4) of this section is unknown or indicates that contamination is likely to occur, the department may not grant waiver.</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; The decision by the department to grant a waiver shall be in writing and shall establish the basis for the waiver determination. The determination may be initiated by the department or upon application by a public water system. The public water system must specify the basis for its waiver request. The department shall review and may revise its determination of the appropriate monitoring frequency if the system submits new monitoring data or if other data relevant to the system's appropriate monitoring frequency become available.</span></p> <p class=MsoNormal style='text-align:justify'><span style='font-size:12.0pt'>&nbsp;</span></p> <p class=MsoNormal style='text-align:justify'><b><span style='font-size:12.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Source:</span></b><span style='font-size:12.0pt'> 31 SDR 21, effective August 24, 2004; 36 SDR 111, effective January 11, 2010</span><span style='font-size:12.0pt;font-family: "Times New Roman",serif'>; 45 SDR 159, effective July 1, 2019</span><span style='font-size:12.0pt'>.</span></p> <p class=MsoNormal style='text-align:justify'><b><span style='font-size:12.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; General Authority:</span></b><span style='font-size:12.0pt'> SDCL <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=34A-3A-3">34A-3A-3.</A></span></p> <p class=MsoNormal style='text-align:justify'><b><span style='font-size:12.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Law Implemented:</span></b><span style='font-size:12.0pt'> SDCL <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=34A-3A-3">34A-3A-3(2).</A></span></p> <p class=MsoNormal style='text-align:justify'><b><span style='font-size:12.0pt'>&nbsp;</span></b></p> </div> </body> </html>