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SP TESTING INC. <br /> Steven B. Schirmers —951 Katydid Lane NE—St. Michael, MN 55376 <br /> Cert. No 627 — State License#394 — Phone 763-497-3566 — Fax 763-497-5011 <br /> www.sptesting.wastewater@comcast.net— schirmerswastewater.com <br /> Revised June 28, 2018 <br /> February 28, 2018 <br /> John & Julie Lesser <br /> 165 Cristofori Circle <br /> Orono, MN <br /> A Compliance inspection was completed for the existing on-site sewage <br /> treatment system located on this property for the sale of the home. The <br /> system consists of 1-1300 gallon trash trap, 1-1300 gallon septic tank, 1-1300 <br /> gallon pump tank, a 750 gallon Multi-Flo Aerobic Wastewater Treatment <br /> System & a pressurized mound system, built in June of 1996 for a 5 bedroom <br /> home. The Multi-Flo unit was installed on 7-13-07. <br /> Soil boring #1 found mottled soil (redox features) at 1.3' into the original soil <br /> & the original soil at elev. 88.1 & the bottom of the rock bed at elev. 89.6 <br /> leaving 1.7' of sand below the rock bed & a 3.2' separation from the bottom <br /> of the rock & redox features. Soil boring #2 found mottled soil at 1.7' into <br /> the original soil & the original soil at elev. 88.1 & the bottom of the rock bed <br /> at elev. 89.6 leaving 1.7' of sand & a 3.2' separation. This system meets the <br /> required 3' separation from the bottom of the trenches & redox features & is <br /> classified as in compliance with Minnesota Chapter 7080 rules. <br /> The tanks were pumped & certified by Elmer J. Peterson Co. <br /> Nothing other than gray water (laundry, showers etc.) human waste & toilet <br /> tissue should be disposed of into the septic tanks. Garbage disposals are <br /> not recommended due to adding more solids & fine solids passing through <br /> into the system. Iron filters are also not recommended & should be diverted <br /> out of the system. Excessive amounts of soaps, antibacterial soaps, <br /> cleaning agents, shower cleaners used every shower & chlorine agents may <br />