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12/05/2007 26:45 7634975011 SPTESTINGINC PAGE 02/07 <br />, <br /> � <br />� � �7"�' T��TINC� ���. Steven B. Schirmefs • MPCA Gert.No. 627 <br /> 951 Katydid Lane NE • Sfi. Michael� MN 55376 • (763) 497-3566 <br /> FAX (763) 49?-5011 <br /> Sfiate License#394 <br /> November 26, 2007 <br /> Dan 8� Betsy Yamron <br /> 425 Hunter Pa�s <br /> Orono, Henn. Co., MN -�- - <br /> A Compliance inspection was �ompleted for the existing on-site sewage treatrnent �"�� <br /> system locafied on fihis property. The system cbnsists of 2 septic#anks, a pumping <br /> chamber 8� a pressuriz�d mound sys#em with a 10' x 65' rock bed sized �For a:S bedroam <br /> home. <br /> Soil boring #1 fiound.mottled soil (redox features) at 18" below the ground surface. Soil <br /> boring #3 found the original soil in the mound at elev.9B.3 8�the bottom of the rock bed <br /> at elev,98.1 which leaves T.8' of sand belvw the rock bed & a 3.3' separation from the <br /> bottom of the rock bed 8� redox feafiures. Soil boring #2 found mottled soil at 2$" below <br /> grade. Soil boring #4 found the original soil in the mound at elev.96.8 &the bottom of <br /> the rock bed at elev.90.0 leaving 1.2' of sand below the rock bed which leaves a 3.3' <br /> _ _ <br /> separa#ion from the bottom of fihe rock bed & redox features. <br /> This Certificate of Compliance is valid upon ve�ification that the existing t�nks are water <br /> _ _ __ _ . <br /> tight. <br /> Nothing,other than gray wafier (laundry, showers, etc.) human waste &toilet:tissue <br /> should be disposed of into the sepfiic'tanks. Garbage disposals a�e not recommended,. <br /> due fio adding more solids &fine svlids passing through to the system. Recommend #o <br /> divert iron fii#ers out of the�ystem, recommend to divert the water softner also if <br /> diverting the iron filter. �xcessive amou�ts of soaps, ar�tibaeterial soaps, cleaning <br /> agents, shower �leaners used every shawer 8� chlorine agents may�.kill the bacteria <br /> , � ��� <br /> , <br />