1,4-Dichlorobenzene in Fort Jefferson Florida Water

Unhealthy Levels of 1,4-Dichlorobenzene in the Water Supply of Fort Jefferson Florida Homes

1,4-Dichlorobenzene is a synthetic chemical that can appear in drinking water and become a problem when concentrations are higher than expected. Also called p-Dichlorobenzene, many people recognize it by a sharp, mothball-like smell instead of its chemical name. On remote islands like Fort Jefferson in the Dry Tortugas, homeowners often prefer treating the water where it enters the property so odors and quality issues are controlled for bathing, laundry and kitchen use across the house.

This compound has been used in products such as deodorants and moth repellents and can reach water sources through industrial handling, disposal, or contaminated runoff and groundwater. It tends to persist because it does not break down quickly under typical conditions, so water may look clear yet still carry that distinctive odor in hot showers or when multiple taps run. For Fort Jefferson households—where potable water is typically limited and managed on-site—testing is the reliable way to find out if 1,4-Dichlorobenzene is present and to determine the right treatment.