Olympian Water Testing™

The Rocky Hill, New Jersey water supply history began in 1936, when two municipal wells were constructed to provide drinking water for the borough’s residents. For decades, these wells served as the primary source for the community, drawing groundwater from the Brunswick aquifer and supporting both municipal and private well water systems in Rocky Hill Rocky Hill Water Department.

A major turning point came in the late 1970s, when testing revealed contamination by trichloroethylene (TCE), a volatile organic compound. Well #1 was sealed and abandoned between 1976 and 1978, and Well #2 was closed in 1978 after TCE levels reached 25 parts per billion. During the shutdown, Rocky Hill temporarily relied on private water supplies. By the early 1980s, TCE levels in Well #2 had risen as high as 200 parts per billion, prompting federal and state intervention NJ Department of Health article.

In 1982, an air stripper was installed to remove contaminants, allowing the municipal well to resume service and meet drinking water standards. Today, municipal water development in Rocky Hill, NJ is managed by the borough’s Water Department, which continues to monitor water quality and comply with state and federal regulations. The system serves about 1,000 residents and remains vigilant about emerging contaminants, such as PFOS and PFAS, as outlined in recent water quality reports Water & Sewer Environment Committee Updates.

Rocky Hill’s water supply history highlights the community’s transition from simple well systems to a regulated municipal infrastructure, emphasizing environmental stewardship and public health protection.