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SP TFSTIIVG 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.sntestina.wastewater�comcast.net— schirmerswastewater.com <br /> August 28, 2015 <br /> Joe Lahti <br /> 2875 Somerset Lane <br /> Orono, MN <br /> A Compliance inspectlon wss completed for the existing on-site sewage <br /> treatment systen� located on this property. The systetn conststs of 1-1250 $ <br /> 1-1000 gallon septic tanks, 1-1250 gal[on pun�ping chamber � a pressurized <br /> mound system with a 10' x 82' rock bed built in 1998 for a 6 bedroom home, <br /> Soil boring #7 found mottied soil (redox features} at > 2.8' into the original <br /> soil. Soll boring #1 found the originai soil at elev. 'tOS.4 & the 6ottom of the <br /> rock bed at �lev, 106.1 leaving 2.7' of sand below the rock bed $ a 5.S' <br /> separation from the bottom of the rock bed � redox fealur�s. Soil boring #2 <br /> found mottled soil at 3.3' below the surtace. Soil boring #2 found the origina! <br /> soii at �Iev.104.2 8 the bottom of the rock bed at elev.905.41eaving 1.2' of <br /> sand below the rock bed 8 a 4.5' sepae°ation trom the bottom of the rock bed <br /> 8� redox features. This system is classified as in con�pliance wlth Minnesota <br /> Chapter 7080 rules. <br /> The tanks were pumped 8 certified by Elmer J. Peterson Co. <br /> Nothing other than gray water (laundry, showers etc.) human waste 8 toilet <br /> tissue should be disposed of into the septic tanks. tiarbage disposals are <br /> not recommended due to adding more solids & fine sofids passing through <br /> into the system. Iron filters are also not recommended 8 should be diverted <br /> out of the system. Excessive amounts of soaps, antlbacterial soaps, <br /> cleaning agents, shower cleaners used every shower& chlorine.agents may <br /> kill the bacterla you need living in the system. Addi�ives are not <br /> recomrnended. Recorrimend to pump 8� clean you tanks through the manhole <br /> by a certified pumpar every 2 years. Check with your purnper to set up a <br /> schedule. <br /> This certificate of compliance is no guarantee that this system will continue <br /> to function indeflnitely. <br /> Steven B. Sch�rmers <br />