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I # 3.7 Description of Pro osed or Expected Maxi m (including second unit dwellings) septic tank usage on site. Ther are no immediate plans for ny more dwellings. Each parcel could potentially have two homes co structed on them. �f 4.0 GROUNDWA RMATION SECTION: 1' 4.1 Description of the depth a��gradien of groundwater in the general area: The depth to ground water in this area is approximately y 140 feet ccording to the map of"Lines of Equal Depth to Groundwater" published Spring�l999, b e San Joaquin County Flood Control and Water Conservation District. The gradient descends from east to west. 4.2 Description/Discussion of any existing and/or potential groundwater contamination issues in the general location of the site: The concerns for groundwater contamination in this area are deemed moderate due to the depths involved. Insecticides, pesticides, and fertilizers typically do not impact groundwater at these depths, however, as with any agricultural area, there is always potential for " contamination due to chemicals used in the farming operation. F1, 4.3 Description ocatiOswe ( a and construction of well , o ation here water sample(s) were obtained: Water.sn from a spigot a the domestic well to ated at 2250 Escalon- Bellota Road on -ov-z r - 008 by 'ke Toy of Dillon Murphy. _ ) Desc iP tion of constituents being tested for in the water sample: The water samples ire being G nested for itrates and DBCP. ! Description of how sample was o tained; andled, s o and transported to the lab: The water samples were obtained from the spigot at the well located at 2250 Escalon-Bellota Road. The samples were taken by Mike Toy of Dillon&Murphy, and driven direct to Precision Envi - e samples were taken and handled in accordance-1 eci i©n v>ro-Tech requirements he results fra he�zst- can be found in the Appendix. 4.6 Complete Chain of Custody document, including printed and signed name of third party sampler, condition of sample and date and time thple was bmitted to the lab. For Laboratory samplers, complete laboratory repoo�nclude the bave noted information: The complete chain of custody document is located in the Appendi.7 " 5.0 SOIL PROFILE INFORMATION SECTION: 5.1 Site map showing location,with dimensions, of the soil profile pit on the parcel: See,, ppendix. 5.2 Description of soil profile pit including depth and dimensions: The shallow test hol ere prepared per County Standards. The holes were excavated to a..�epth of 42 inches and 10 inches in diameter. They were backfilled with 2 inches of"pea gravel'. 5.3 Description of soil lithology as noted from test pit by appropriate professional using industry standard protocol: The soil in this area is classified as Keyes-Redding Complex, Peters Clay, and Redding Gravelly loam as stated in the Soil Survey of San Joaquin County, California as provided by the United States Department of Agriculture, Soil Conservation Service. f 008501Soil Suitability Report December,2008 I