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Who can conduct the compliance <br />inspection? <br />Compliance inspections must be conducted by: <br />• Minnesota Pollution Control Agency (MPCA) <br />certified Inspector, Advanced Inspector, or Qualified <br />Employees of a business with a MPCA Inspector or <br />Advanced Inspector license; or <br />• State, county, city, or township employees with <br />MPCA Inspector or Advanced Inspector registration. <br />For new SSTS construction and replacement inspections, <br />the inspector must be independent of the SSTS owner <br />and the installer. <br />What forms must an inspector use? <br />Any inspection form may be used for new construction <br />and replacement systems. Typically, LGUs have <br />developed their own forms. <br />What are the compliance criteria? <br />For new SSTS construction the system: <br />• must be designed to all applicable federal, state, and <br />local regulations <br />• must prevent sewage or sewage effluent contact with <br />humans, insects, or vermin <br />• must treat and disperse sewage or sewage effluent in <br />a safe manner that adequately protects from physical <br />injury or harm <br />• must maintain an unsaturated zone in the soil <br />between the bottom of the soil treatment and <br />dispersal system and the periodically saturated soil <br />or bedrock during loading of effluent <br />• must not be designed in floodways <br />• must meet established setback distances <br />Additionally, any replacement components for an <br />existing SSTS must meet technical standards and criteria <br />for new construction according to the local ordinance. <br />Where do I find more information? <br />For additional SSTS information, please visit our Web <br />site at www.pca.state.mn.us/programs/ists/ or call us at <br />651-296-6300, toll free 800-657-3864. <br />Compliance Inspections for New Subsurface Sewage Treatment Systems <br />• wq-wwists4-29 • September 2008 <br />Page 2 <br />Minnesota Pollution <br />cnntrnl A,gney <br />