<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns="http://www.w3.org/TR/REC-html40"> <head> <title>Rule 20:10:36:55 Tier 4 interconnection system impact study.</title> <META NAME="Keywords" Content="Administrative Rules 20:10:36:55"> <META NAME="Description" Content="Administrative Rules 20:10:36:55 Tier 4 interconnection system impact study."> <meta http-equiv=Content-Type content="text/html; charset=windows-1252"> <meta name=ProgId content=Word.Document> <meta name=Generator content="Microsoft Word 10"> <meta name=Originator content="Microsoft Word 10"> <link rel=File-List href="2010360005500d_files/filelist.xml"> <!--[if gte mso 9]><xml> <o:DocumentProperties> <o:Author>lrpr14533</o:Author> <o:LastAuthor>lrpr14296</o:LastAuthor> <o:Revision>2</o:Revision> <o:TotalTime>1</o:TotalTime> <o:Created>2009-07-01T15:31:00Z</o:Created> <o:LastSaved>2009-07-01T15:31:00Z</o:LastSaved> <o:Pages>1</o:Pages> <o:Words>306</o:Words> <o:Characters>1749</o:Characters> <o:Company>State of South Dakota</o:Company> <o:Lines>14</o:Lines> <o:Paragraphs>4</o:Paragraphs> <o:CharactersWithSpaces>2051</o:CharactersWithSpaces> <o:Version>10.6845</o:Version> </o:DocumentProperties> </xml><![endif]--><!--[if gte mso 9]><xml> <w:WordDocument> <w:GrammarState>Clean</w:GrammarState> <w:Compatibility> <w:BreakWrappedTables/> <w:SnapToGridInCell/> <w:WrapTextWithPunct/> <w:UseAsianBreakRules/> </w:Compatibility> <w:BrowserLevel>MicrosoftInternetExplorer4</w:BrowserLevel> </w:WordDocument> </xml><![endif]--> <style> <!-- /* Font Definitions */ @font-face {font-family:Times; panose-1:2 2 6 3 5 4 5 2 3 4; mso-font-charset:0; mso-generic-font-family:roman; mso-font-pitch:variable; mso-font-signature:536902279 -2147483648 8 0 511 0;} /* Style Definitions */ p.MsoNormal, li.MsoNormal, div.MsoNormal {mso-style-parent:""; margin:0in; margin-bottom:.0001pt; mso-pagination:widow-orphan; font-size:10.0pt; font-family:Times; mso-fareast-font-family:"Times New Roman"; mso-bidi-font-family:"Times New Roman";} @page Section1 {size:8.5in 11.0in; margin:1.0in 1.25in 1.0in 1.25in; mso-header-margin:.5in; mso-footer-margin:.5in; mso-paper-source:0;} div.Section1 {page:Section1;} --> </style> <!--[if gte mso 10]> <style> /* Style Definitions */ table.MsoNormalTable {mso-style-name:"Table Normal"; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-parent:""; mso-padding-alt:0in 5.4pt 0in 5.4pt; mso-para-margin:0in; mso-para-margin-bottom:.0001pt; mso-pagination:widow-orphan; font-size:10.0pt; font-family:"Times New Roman";} </style> <![endif]--><!--[if gte mso 9]><xml> <o:shapedefaults v:ext="edit" spidmax="2050"/> </xml><![endif]--><!--[if gte mso 9]><xml> <o:shapelayout v:ext="edit"> <o:idmap v:ext="edit" data="1"/> </o:shapelayout></xml><![endif]--> </head> <body lang=EN-US style='tab-interval:.5in'> <div class=Section1> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><span style='mso-tab-count: 1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b style='mso-bidi-font-weight:normal'>20:10:36:55.&nbsp;&nbsp;Tier 4 interconnection system impact study.</b> The public utility shall commence the tier 4 interconnection system impact study upon receipt of an executed interconnection system impact study agreement and study deposit. The study shall be completed within the timeline agreed to between the parties at the scoping meeting or interconnection feasibility study results meeting. The study must evaluate the adverse system impacts identified in the interconnection feasibility study, and study other potential impacts including those identified in the feasibility study results meeting or scoping meeting.<o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><o:p>&nbsp;</o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><span style='mso-tab-count: 1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>The study shall consider all generating facilities that, on the date the interconnection system impact study is commenced, are directly interconnected with the public utility's system, have a pending higher queue position to interconnect to the system, or have a signed interconnection agreement.<o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><o:p>&nbsp;</o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><span style='mso-tab-count: 1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>At a minimum, the study may include a short circuit analysis, a stability analysis, a power flow analysis, voltage drop and flicker studies, protection and set point coordination studies, and grounding reviews.<o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><o:p>&nbsp;</o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><span style='mso-tab-count: 1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>The interconnection system impact study report shall:<o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><o:p>&nbsp;</o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><span style='mso-tab-count: 1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>(1)&nbsp;&nbsp;State the underlying assumptions of the study;<o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><span style='mso-tab-count: 1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>(2)&nbsp;&nbsp;Show the results of the analyses;<o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><span style='mso-tab-count: 1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>(3)&nbsp;&nbsp;Identify any interconnection facilities and system upgrades required to allow the proposed interconnection to occur; and<o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><span style='mso-tab-count: 1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>(4)&nbsp;&nbsp;Include a good faith, non-binding estimate of the identified interconnection facilities and system upgrades and an estimated delivery schedule.<o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><o:p>&nbsp;</o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><span style='mso-tab-count: 1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>If the applicant sponsored a separate independent system impact study, the public utility must also evaluate and address any alternative findings from that study at the applicant's expense.<o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><o:p>&nbsp;</o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><span style='mso-tab-count: 1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span>If interconnection facilities or system upgrades are found to be necessary in the interconnection system impact study, an interconnection facilities study is required.<o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><o:p>&nbsp;</o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><span style='mso-tab-count: 1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b style='mso-bidi-font-weight:normal'>Source:</b> 35 SDR 305, effective July 1, 2009.<o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><span style='mso-tab-count: 1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b style='mso-bidi-font-weight:normal'>General Authority:</b> SDCL <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=49-34A-27">49-34A-27</A>, <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=49-34A-93">49-34A-93.</A><o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><span style='mso-tab-count: 1'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b style='mso-bidi-font-weight:normal'>Law Implemented:</b> SDCL <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=49-34A-27">49-34A-27</A>, <A HREF="/statutes/DisplayStatute.aspx?Type=Statute&Statute=49-34A-93">49-34A-93.</A><o:p></o:p></span></p> <p class=MsoNormal style='text-align:justify;tab-stops:.4in .6in .9in 1.1in 1.4in 1.6in 1.9in 2.1in 2.4in 2.6in 2.9in 3.1in 3.4in 3.6in 3.9in 4.1in'><span style='font-size:12.0pt;mso-bidi-font-size:10.0pt'><o:p>&nbsp;</o:p></span></p> </div> </body> </html>