<html> <head> <title>Rule 74:27:20:02 Sampling required.</title> <META NAME="Keywords" Content="Administrative Rules 74:27:20:02"> <META NAME="Description" Content="Administrative Rules 74:27:20:02 Sampling required."> <meta name=Generator content="Microsoft Office HTML Filter 2.0"> <meta http-equiv=Content-Type content="text/html; charset=windows-1252"> <meta name=Originator content="Microsoft Word 10"> <style> <!-- --> </style> </head> <body lang=EN-US> <div> <p><font size=3 face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>74:27:20:02.&nbsp;&nbsp;Sampling required.</b> The owner or operator shall initially sample all designated downgradient wells within 90 days after determination that an assessment monitoring program is required by §&nbsp;74:27:20:01. At a minimum, the initial sampling must include all parameters specified in 40 C.F.R. Part 258, Appendix II, as published on 56 Fed. Reg. 51,033 to 51,039, inclusive (October 9, 1991). Sampling frequency must be at least semiannually for all Appendix I parameters and those Appendix II parameters detected as a result of the assessment monitoring. In addition, the owner or operator shall sample all Appendix II parameters annually.</font></p> <p><font size=3 face="Times New Roman">&nbsp;</font></p> <p><font size=3 face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>Source:</b> 19 SDR 186, effective June 10, 1993.</font></p> <p><font size=3 face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>General Authority:</b> SDCL <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=34A-6-1.6">34A-6-1.6.</A></font></p> <p><font size=3 face="Times New Roman">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <b>Law Implemented:</b> SDCL <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=34A-6-1.6">34A-6-1.6</A>, <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=34A-6-1.7">34A-6-1.7.</A></font></p> <p><font size=3 face="Times New Roman">&nbsp;</font></p> </div> </body> </html>