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JU .... I I 19H <br />VILLAGE OB OROtia <br />June 13, 1977 <br />545 Indian Mound <br />Wayzata, Minnesota 55391 <br />(612) 473-4224 <br />Mr. Lee Primus <br />4535 East LaJce Harriet Boulevard <br />}linneapolis, Minnesota 55409 <br />On-site sewage treatment system. Lot - part of Parcel <br />2300, Section 6, T117, R23, Orono, Minnesota <br />Dear Mr. Primus: <br />Enclosed are drawings and specifications for an on-land sew­ <br />age treatment system for the above referenced site. <br />On June 9 and 10, 1977 percolation tests were conducted on <br />the above mentioned property at the location described in the <br />Figure 1 of the enclosed drawings. Testing consisted of one <br />soil boring to a depth of six feet. Soils encountered in the <br />soil boring were black loam over brown clay over sandy brown <br />clay over brotm clay. No groundwater was observed in the soil <br />boring after 24 hours. <br />The percolation for the test holes averaged 36 minutes per <br />inch. <br />Stated percolation rates are those occurring at the location <br />shown, and no guarantee is In^lied or expressed that these <br />conditions exist for the entire proposed drainfield area. <br />If we can be of further assistance please adyise. <br />Sincerely, <br />EUGENE A. HICKOK AND ASSOCIATES <br />Philip Piifs ^ <br />PP/lg <br />Enclosure <br />cc H. Muhick <br />McCombs - Knutson <br />4