The LEED-HIMMEL INDUSTRIES site, identified by EPA ID 110001729979, is currently listed as active on the National Priorities List. Environmental assessments indicate that unspecified hazardous substances remain a threat to the local ecosystem and human health. Exposure pathways include the inhalation of contaminated dust, direct dermal contact with soil, and the ingestion of tainted groundwater. These contaminants are linked to various chronic health issues, including respiratory distress and potential organ damage depending on specific chemical concentrations. Within a ten-mile radius, twenty-seven identified hazardous locations contribute to a cumulative toxic burden for New Haven residents. To mitigate personal risk, residents should implement three specific defensive measures. First, install high-efficiency particulate air (HEPA) filters in HVAC systems to capture airborne pollutants. Second, remove shoes before entering the home to prevent tracking contaminated exterior soil into living spaces. Third, utilize certified carbon-block water filtration systems for all drinking and cooking water to reduce the intake of chemical runoff. Regular monitoring of EPA status updates for the LEED-HIMMEL site is necessary to track remediation progress and shifting safety zones. Consistent vigilance regarding local land use near the Pine Swamp and Newhall Street Field sites is also required.