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♦ The house contains three bedrooms and two bathrooms and has central <br /> heating and a wall unit air conditioning system. The heating unit with the <br /> return is located in a laundry/utility room adjacent to the kitchen and the <br /> location of the stove. <br /> ♦ The house has a septic system located behind the house. <br /> C. VISUAL OBSERVATIONS <br /> ♦ At the time of the preliminary site assessment, the house was unoccupied with <br /> no furniture or personal belongings present. The unit appeared to have been <br /> recently cleaned and vacuum tracks were visible on the carpeting. <br /> ♦ Red staining was present on the sheetrock wall behind the stove and on the <br /> ceiling above the stove in the kitchen. Dark staining was also present on the <br /> vinyl flooring under the former location of the refrigerator. The walls <br /> throughout the house had light red colored film that was very apparent when a <br /> white Whatman filter paper was wiped over a surface during wipe sample <br /> collection. The staining was greatest around the kitchen area and on the vents <br /> located over the doorways of the bedrooms. <br /> ♦ Carpeting was present throughout the house, except for in the kitchen, <br /> bathrooms, and laundry/utility room next to the kitchen. <br /> ♦ The ceilings in the unit contained a sprayed-on acoustic material in all areas of <br /> the house, except for the bathrooms. <br /> ♦ Outside the house, next to an irrigation well/pump a patch of dead and <br /> blackened dirt was observed. A red colored patch of dirt was also observed <br /> next to the house. <br /> ♦ Outside the house there is metal shed with a wood floor that was empty at the <br /> time of the sampling. <br /> ♦ No chemicals, staining or other signs of drug manufacturing were observed in <br /> the barn located in the orchard in front of the house. The barn contained an <br /> old car and some mechanical equipment. <br /> D. SAMPLING METHODOLOGY <br /> ♦ NES collected wipe samples from surfaces suspected to contain residual <br /> contamination from methamphetamine and/or precursor chemicals used <br /> BFC Properties 3 NETWORK ENVIRONMENTAL SYSTEMS,INC. <br /> Preliminary Site Assessment NES Project Number 04-261 <br /> 26237 Miller Avenue, Escalon, California <br />