<html xmlns="http://www.w3.org/1999/xhtml"><head><meta charset="UTF-8" /><title></title><meta name="Generator" content="PowerTools for Open XML" /><style>span { white-space: pre-wrap; } p.s2df3014f-715d-4262-8185-db74f4b2e456P0 { margin-top: 0; margin-bottom: 0; margin-left: 0; margin-right: 0; text-indent: 0.00in; text-align: justify; background: white; font-family: 'Times New Roman', 'serif'; font-size: 12pt; line-height: 108%; } span.s2df3014f-715d-4262-8185-db74f4b2e456C0 { color: black; background: white; font-family: 'Times New Roman', 'serif'; font-size: 12pt; font-style: normal; font-weight: normal; margin: 0; padding: 0; } span.s2df3014f-715d-4262-8185-db74f4b2e456C0-000000 { color: #0000FF; background: white; font-family: 'Times New Roman', 'serif'; font-size: 12pt; font-style: normal; font-weight: bold; margin: 0; padding: 0; } span.s2df3014f-715d-4262-8185-db74f4b2e456C0-000001 { color: black; background: white; font-family: 'Times New Roman', 'serif'; font-size: 12pt; font-style: normal; font-weight: bold; margin: 0; padding: 0; } span.s2df3014f-715d-4262-8185-db74f4b2e456C0-000002 { color: #0000FF; background: white; font-family: 'Times New Roman', 'serif'; font-size: 12pt; font-style: normal; font-weight: normal; margin: 0; padding: 0; } span.s2df3014f-715d-4262-8185-db74f4b2e456000003 { color: black; background: white; font-size: 12pt; font-style: normal; font-weight: normal; margin: 0; padding: 0; } </style></head><body><div><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">    </span><a href="https://sdlegislature.gov/Rules?Rule=74:36:07:131"><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000000">74</span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000000">:</span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000000">36</span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000000">:</span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000000">07</span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000000">:</span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000000">131</span></a><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000001">.  Recordkeeping for existing municipal solid waste landfill -- Per</span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000001">f</span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000001">ormance tests and compliance determinations.</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0"> Except as provided in subdivision </span><a href="https://sdlegislature.gov/Rules?Rule=74:36:07:126"><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000002">74:36:07:126</span></a><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(2), the owner or operator of a control system at an existing municipal solid waste landfill </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">must</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0"> maintain the control device vendor specifications and the following records, readily accessible, for the life of the control system equipment as measured during the initial performance test or compliance determination. The following records of subsequent tests or monitoring </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">must</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0"> be maintained for a minimum of five years:</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456000003"> </span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">    </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(1)</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">  </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">Where an owner or operator seeks to demonstrate compliance with §</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0"> </span><a href="https://sdlegislature.gov/Rules?Rule=74:36:07:106"><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000002">74:36:07:106</span></a><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">:</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456000003"> </span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">        </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(a)</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">  </span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">The maximum expected gas generation flow rate as calculated in subdivision </span><a href="https://sdlegislature.gov/Rules?Rule=74:36:07:112"><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000002">74:36:07:112</span></a><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(1). The owner or operator may use another method to determine the maximum gas generation flow rate, if the method has been approved by the secretary; and</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">        </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(b)</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">  </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">The density of wells, horizontal collectors, surface collectors, or other gas extraction devices determined using the procedures specified in sub</span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">section</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0"> </span><a href="https://sdlegislature.gov/Rules?Rule=74:36:07:131"><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000002">74:36:07:131</span></a><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(1)(a);</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456000003"> </span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">    </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(2)</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">  </span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">Where an owner or operator seeks to demonstrate compliance with § </span><a href="https://sdlegislature.gov/Rules?Rule=74:36:07:109"><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000002">74:36:07:109</span></a><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0"> through use of an enclosed combustion device other than a boiler or process heater with a design heat input capacity equal to or greater than </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">forty-four</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0"> megawatts:</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456000003"> </span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">        </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(a)</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">  </span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">The average temperature measured at least every </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">fifteen</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0"> minutes and averaged over the same period of the performance test; and</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">        </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(b)</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">  </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">The percent reduction of nonmethane organic compounds achieved by the control device;</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456000003"> </span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">    </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(3)</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">  </span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">Where an owner or operator seeks to demonstrate compliance with § </span><a href="https://sdlegislature.gov/Rules?Rule=74:36:07:107"><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000002">74:36:07:107</span></a><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0"> through use of a boiler or process heater of any size, a description of the location at which the collected gas vent stream is introduced into the boiler or process heater over the same time period of the performance test;</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456000003"> </span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">    </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(4)</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">  </span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">Where an owner or operator seeks to demonstrate compliance with subdivision </span><a href="https://sdlegislature.gov/Rules?Rule=74:36:07:109"><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000002">74:36:07:109</span></a><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(1) through use of a non-enclosed flare, the flare type, all visible emission readings, heat content determination, flow rate or bypass flow rate measurements, and exit velocity determinations made during the performance test; and continuous records of the flare pilot flame or flare flame monitoring</span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">;</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0"> and records of all periods of operations during which the pilot flame or the flare flame is absent; and</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456000003"> </span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">    </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(5)</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">  </span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">Where an owner or operator seeks to demonstrate compliance with subdivision </span><a href="https://sdlegislature.gov/Rules?Rule=74:36:07:109"><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000002">74:36:07:10</span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000002">9</span></a><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0"> through use of a landfill gas treatment system:</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456000003"> </span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">        </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(a)</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">  </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">Records of the flow of landfill gas to, and bypass of, the treatment system; and</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">        </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(b)</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">  </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">Develop and maintain a site-specific treatment monitoring plan, to include:</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456000003"> </span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">            </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(i)</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">  </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">Monitoring records of parameters identified in the treatment system monitoring plan and ensure the treatment system is operating properly for each intended end use of the treated landfill gas. At a minimum, records should include records of filtration, de-watering, and compression parameters that ensure the treatment system is operating properly for each intended end use of the treated landfill gas;</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">            </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(ii)</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">  </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">Monitoring methods, frequencies, and operating ranges for each monitored operating parameter based on manufacturer's recommendations or engineering analysis for each intended end use of the treated landfill gas;</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">            </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(iii)</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">  </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">Documentation of the monitoring methods and ranges, along with justification for their use;</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">            </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(iv)</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">  </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">Identify who is responsible, by job title, for data collection;</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">            </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(v)</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">  </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">Processes and methods used to collect the necessary data; and</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">            </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">(vi)</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">  </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">Description of the procedures and methods that are used for quality assurance, maintenance, and repair of all continuous monitoring systems.</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456000003"> </span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">    </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000001">Source:</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0"> 46 SDR 64, effective November 25, 2019</span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">; 52 SDR 27, effective September 17, 2025</span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">.</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">    </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000001">General Authority:</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0"> SDCL </span><a href="https://sdlegislature.gov/Statutes?Statute=34A-1-6"><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000002">34A-1-6</span></a><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">, </span><a href="https://sdlegislature.gov/Statutes?Statute=34A-1-18"><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000002">34A-1-18</span></a><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">.</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0">    </span><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000001">Law Implemented:</span><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456C0"> SDCL </span><a href="https://sdlegislature.gov/Statutes?Statute=34A-1-18"><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0-000002">34A-1-18</span></a><span class="s2df3014f-715d-4262-8185-db74f4b2e456C0">.</span></p><p dir="ltr" class="s2df3014f-715d-4262-8185-db74f4b2e456P0"><span xml:space="preserve" class="s2df3014f-715d-4262-8185-db74f4b2e456000003"> </span></p></div></body></html>