The Angelillo Property, identified by EPA ID 110009334906, is currently listed as an active National Priorities List site. This status indicates that the federal government considers the unspecified hazardous substances present to be a significant threat to public health or the environment. Primary exposure pathways in this region include groundwater contamination from historical industrial dumping and the migration of soil vapors into residential structures. Long-term exposure to industrial pollutants in Plantsville can lead to chronic respiratory issues, skin irritation, and increased risks of organ damage. To mitigate these risks, residents should follow three defensive measures. First, install a high-quality water filtration system certified to remove volatile organic compounds if using a private well. Second, maintain a vapor barrier or improve basement ventilation to prevent soil gases from accumulating indoors. Third, avoid gardening in native soil without first conducting a comprehensive heavy metal and chemical soil test. The concentration of twenty-one hazardous sites within a five-mile radius, including the Old Southington Landfill and Nickson Industries, creates a cumulative risk profile that requires constant monitoring by state and federal regulators. Cleanup efforts remain ongoing, but the high density of legacy industrial sites complicates local remediation timelines.