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I <br /> Dwain C. Tosch <br /> Civil Engineer <br /> CE #14644 <br /> 1229 Goldenoak Way <br /> Stockton, CA 95209 <br /> Phone: (209) 478-4606 <br /> San Joaquin Local Health District <br /> Environmental Health District <br /> Subject: Percolation Test (Parcel Map No. MS-90-43, Parcel No. 1) <br /> Submitted for your review is the result of one <br /> -percolation test 'ierformed on the Cloverdale Properties <br /> located at 21676 N'aglee Road, Tracy, California. <br /> The -)lanned development proposes splitting a 33.7 ' acrd, <br /> narcel into Parcel No. 1 - 1. 5k acres and Parcel No. 2 - 32. 2- acres . <br /> The test was performed in accordance, with the percolation test <br /> procedure outlined in the Manual of Se )tic Tank Practice, <br /> nublishied by the U. S. Denartment of Health, Education, and <br /> Welfare , and per requirement,.s of the San Joaquin Health District,. <br /> L1yUi.�LEiiS i:l;,tl'lr'1C�1' <br /> On January 31 and February 1 , 1990, one percolation test was <br /> ierformed on the above property by me in conformance with, <br /> San Joaquin Ordinance No. 549. The approximate location of the <br /> percolation and soil profile holes are shown on the attached <br /> Parcel Man. <br /> A percolation rate, of 40 minutes per inch is the result of <br /> the test and a 10,000 square foot minimum usable disposal area <br /> is recommended <br /> Groundwater was encountered at 5110" in excavating the soil <br /> profile hole for Parcel No. l . Groundwater rose to 513" overnight. <br /> Dwain C. Tosch <br /> Attachments: <br /> Field Notes Sheet <br /> Parcel Map <br />