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07/17/2008 04:23 7634975011 SPTESTINGINC PAGE 02109 <br /> , <br /> ' �"'� �����IYV� �NC,. Steven B. Schirmers • MPCA Cert.No. 627 <br /> 951 Katydid �ane NE • St. Michael, MN 55376 • (763) 49�-3566 <br /> FAX (763) 497-5011 <br /> � State License #394 <br /> � � <br /> July 12, 2008 � <br /> Mary Phillips <br /> ��'r <br /> 2140 Co.Rd.6 <br /> Orono, Henn. Co,, MN <br /> A Compliance (nspeCtion was completed for the existing on�site sewage treatment <br /> system located an this property. The system consists of 2-1000 gallon septic t�nks, 1� <br /> 1Q00 gallon pumping chamber 8� a pressurized mound sysfiem with a 10' x 49' rock bed <br /> buiit in 1980. Soil boring #1 found motfiled (redox features) at 2.2" below the g�ound <br /> surFace. Soil baring #3 found the original soil at elev.109.2 & the bottom of the rock <br /> bed at elev.111.4 leaving 2.2' of sand below the rock bed � a 3.4' separation from the <br /> bottom of the rock b�d & redox features. Soil baring #2 found mottled soil at 2.3' below <br /> the surace. Soil boring #4 found fihe original soil at elev.110.3 & the bottom of the rock <br /> bed at el�v.111.1 leaving .$' of sand below the rock bed & a 3.1' separation from the � <br /> bottom of the rock bed & redox features. This syst�m is classified as in compfiance <br /> with Minnesota Chapter 7080 rules. <br /> The #anks were pumped by Elmer J, Peterson Co. & were found to be in Campliance at <br /> this fiime. <br /> Nothing other than gray water (laundry, showers, etc.) human waste &toilet fiissue <br /> should be disposed of into fhe septic tanks. Garbage dispos�ls are not recommended, <br /> due fio adding more solids & fine solids passing through to the system. Recornmend to <br /> divert iron filters out of fhe system, recommend to divert the water softner also if <br /> diverting the iron filter, Exc�ssive amounts of soaps, antibacterial soaps, cleaning <br /> agents, shower cleaners used every shower 8� chlorine agents may kill �he bacteria <br /> needed fio treat septic effluent. Additives are not recommended. Recommend to pump <br /> & clean your tanks through the manhole by a certified pumper every 2 years. Check <br /> with your pumper to set up a schedule. <br /> This Certificate of Compliance is no guarantee that this system will continue to function <br /> indefinitely. <br /> c%'� �. �____,_ <br /> Steven B. Schirmers <br /> 1 <br />