The Brookfield DOT Garage (EPA ID: 110009334363) is currently listed as an active site on the National Priorities List. Regulatory monitoring focuses on unspecified hazardous substances that have historically contaminated the local environment. Primary exposure pathways include the leaching of chemicals into groundwater and the migration of volatile vapors through soil. These contaminants pose significant health risks, including potential damage to the respiratory system, nervous system, and long-term carcinogenic effects depending on the specific chemical concentrations. There are eighteen total hazardous sites within ten miles of ZIP 06812, creating a cumulative risk environment for residents. To mitigate these risks, property owners should implement three specific defensive measures. First, install a high-grade carbon filtration system for all residential well water to remove chemical impurities. Second, conduct professional soil testing before starting any vegetable gardens to ensure no heavy metals or toxins have settled in the earth. Third, maintain a vapor barrier in basements or crawlspaces to prevent soil gases from entering the home air supply. Continued oversight by the EPA is necessary to manage the remediation of the Brookfield DOT Garage and the other seventeen nearby facilities.