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, Mar. 28, 2013 1 :45PM No, 1514 P, 2 <br /> � <br /> � V-P T�ST/NG� 11•V. Steven B. Schirmers• MPCA Cert.No. 627 <br /> 951 Katydid Lane N� • St. Michael, MN 55376 • (763) 497-3566 <br /> FAX (763)497-5011 <br /> State License#394 <br /> March 20, 2013 <br /> Mark&Michelle Jahn <br /> 2805 Somerset Lane <br /> Orono, MN 55�56 <br /> A Compliance Inspection was complet�d for the existing on-site sewage treatment <br /> system located on this property. The system consists of 2-1250 gallon septic tanks, 1- <br /> 1250 gallon pumping chamber�a pressurized mound system with a 10'x 68' rock bed <br /> built in 1997 for a 5 bedroom home. Soil boring#1 found mottled (redox features) at <br /> 2.3' into the orig+nal soil. Soil boring #3 found the original soil at elev_102.Q 8�the <br /> bottom of the rock bed at elev.102.3 leaving .3' of sand below the rock bed &a 2.6` <br /> separation from the bottam of the rock bed & redox features. Soil boring #2 found <br /> mottled soil at 2.6 into the original soil. Soil boring#4 found the original soil at <br /> elev.101.8&the bottom of the rock bed at elev.102.0 leaving .2' of sand below the rock <br /> bed &a 2.8' separation from the bottom of the rock bed & redox features. This system <br /> is classified as in compliance wifh Minnesota Chapter 7080 ruies with the 15% <br /> reduction allowed.. <br /> The tanks were pumped by Elmer J. Peterson Co. &were found to be compliant at this <br /> tirrte. <br /> Nothing other than gray water(laundry, showers, etc.) human wast� &toilet tissue <br /> should be disposed of ir�to the septic tanks. Garbage disposals are not recommended, � <br /> due to adding more solids ��ine solids passing through to the system. Recommend to <br /> divert iron filters out of the system, recommend to divert the water softner also if <br /> diverting the iron filter. Excessive amounts of soaps, antibacterial soaps, cleaning <br /> agents, shower cleaners used every shower&chlorine agents may kill #he bacteria <br /> need�d to treat septic eftluent. Additives are not recommended. Recommend to pump <br /> 8�clean your tanks through the manhole by a certified pumper every 2 years. Check <br /> with your pumper to set up a scheduie. <br /> This Certificate of Compliance is no guarantee that this system will continue to function <br /> ind finitefy. <br /> �� �� �� <br /> Steven B. Schirmers <br /> 1 <br />