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l <br /> D. Methamphetamine <br /> Methamphetamine affects the central nervous system in a manner similar to adrenaline and <br /> is extremely addictive. Its affects are longer lasting than those of other amphetamines. <br /> The amount identified in the sample collected was 48 micrograms/ftZ (µg/ft). <br /> VI. RECOMMENDATIONS <br /> A. At this time after careful review of the site investigation and sample analysis, the dwelling <br /> appears to have been impacted by chemical contamination related to clandestine laboratory <br /> activities. The following items shall be addressed prior to re-occupancy: <br /> 1. All porous soft goods in the unit (carpet, clothing, bedding, etc.) shall be handled <br /> as contaminated waste and disposed of according to'hazardous waste disposal <br /> regulations. <br /> 2. All hard. surfaces and items in the dwelling (including the interior <br /> walls/floors/ceilings of the dwelling) shall undergo on site decontamination via a <br /> non-phosphate based cleaner, followed by triple rinsing with clean water. <br /> 3. All work to be conducted shall be in accordance with all applicable local, state and <br /> federal regulations. We recommend that a licensed and qualified hazardous waste <br /> contractor perform all cleaning, waste packaging and disposal. Engineering <br /> controls and personal protective equipment-should be implemented. <br /> 4. Post remediation sampling shall be conducted in the unit to verify the effectiveness <br /> of the remediation work. <br /> 5. Once post remediation sampling results indicate surfaces have been cleaned to <br /> reasonable levels, all surfaces should be repainted to encapsulate any remaining <br /> Methamphetamine residues. <br /> ed at your request to quantify the actual extent <br /> 6. Additional sampling may be conduct <br /> of contamination throughout the dwelling. <br /> B. Disclosures <br /> 1. This report and any other pertinent information should be provided to the local County <br /> Environmental Health Officer prior to re-occupancy of the dwelling in order to establish <br /> concurrent and further guidance by the local County Environmental Health Officer. <br /> 2. Copies of this report and any follow-up evaluation documentation following <br /> remediation should be provided to San Joaquin County Environmental.Health Department <br /> and prospective property buyers if and when the property were to be sold or transferred in <br /> accordance with California real estate disclosure laws. <br /> ESS.Project 2003712-1 <br /> Page 5 <br />