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® Attachment 8—TDSR Baseline Data Checklist <br /> TDSR SITE BASELINE DATA CHECKLIST <br /> A. Before Activities Begin <br /> 1. Take ground or aerial photographs and/or video. <br /> 2. Note important features, such as structures, fences, culverts, and landscaping. <br /> 3. Take random soil samples. <br /> 4. Take random groundwater samples. <br /> 5. Take water samples from existing wells. <br /> 6. Check the site for volatile organic compounds. <br /> B. After Activities Begin <br /> 1. Establish groundwater-monitoring wells. <br /> 2. Take groundwater samples. <br /> 3. Take spot soil samples at household hazardous waste, ash, and fuel storage areas. <br /> ® C. Progressive Updates <br /> 1. Update videos/photographs. <br /> 2. Update maps/sketches of site layout. <br /> 3. Update quality assurance reports, fuel spill reports, etc. <br /> Disaster Program & Operations, Inc. Request for Proposals Disaster Debris Monitoring No. 18-04-03 80 <br />