Whole House 1,2,3-TCP Reduction Water Filter System - Trichloropropane Removal

Whole House 1,2,3-TCP Reduction Water Filter System - Trichloropropane Removal

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Local Water Supply and How It Reaches Your Home

Graniteville, located in Aiken County, South Carolina, receives its public water primarily from surface water sources managed by the Breezy Hill Water District. This district serves over 21,000 residents through thousands of connections, delivering treated water into a community-wide distribution system. The water goes through various treatment steps before reaching your tap but starts as surface water from nearby lakes, rivers, or reservoirs that collect precipitation and runoff.

Granular Activated Carbon Contact Time: Why Bed Depth Matters for 1,2,3-Trichloropropane

When treating low-level chlorinated solvents such as 1,2,3-trichloropropane (TCP) in water, contact time within granular activated carbon (GAC) media plays a critical role. The deeper the bed of carbon, the longer water remains in contact with the media, improving the adsorption of TCP molecules. This is especially important with 1,2,3-TCP because it is chemically stable and present in very low concentrations, typically measured in micrograms per liter (µg/L) or parts per billion (ppb). Longer contact times allow the carbon to capture more of this chlorinated solvent, reducing its presence in the water supplied to your household.

Changes in Treated Water Quality at the Tap

Using a water treatment device equipped with the Fleck 1,2,3-TCP Filter introduces a granular activated carbon process designed to capture and contain 1,2,3-trichloropropane. After treatment, water delivered to your tap contains significantly lower levels of this chlorinated solvent, improving its aesthetic qualities such as taste and odor without altering essential minerals or other water quality parameters. The process does not add chemicals or alter water pressure and leaves the water safe and pleasant for daily use.

Sources of 1,2,3-Trichloropropane in This Region's Water

1,2,3-TCP is a chlorinated solvent known for its historical use as an impurity in soil fumigants and some industrial applications. In the Graniteville area and wider Aiken County, its presence in surface water sources is likely traceable to past agricultural practices and historical chemical usage. Because 1,2,3-TCP breaks down slowly and can leach through soils, it may persist in water sources years or decades after its primary use. Its detection in water systems reflects monitoring efforts rather than a current direct source or ongoing contamination event.

The Journey of a Soil Fumigant Impurity to Water Supplies Over Decades

Between the 1950s and 1980s, certain soil fumigants contained 1,2,3-TCP as an impurity. With time, this chemical dissolved through soils and entered groundwater and surface water via runoff and infiltration. The slow movement from soil to water, often taking years, explains why samples taken in the 2010s showed measurable yet low levels of this solvent in the Breezy Hill Water District's system. These findings illustrate how past chemical use can leave a lasting presence in local water, even if no recent applications occurred.

Testing Strategy: From Basic Checks to Specialized Laboratory Analysis

Before choosing a water treatment approach, homeowners should start by reviewing public water quality reports, which provide system-wide data like that from Breezy Hill Water District. Since these reports show no detections above the reporting threshold for 1,2,3-TCP, but monitoring is finite, private testing is recommended to determine individual water quality. Begin with a water sample analyzed by a certified laboratory that offers specific tests for chlorinated solvents like TCP, reporting results in micrograms per liter or parts per billion. Understanding your water's unique profile guides you to selecting an appropriate treatment category, ensuring compatibility with conditions such as TCP concentration and water chemistry.

For households determining treatment needs, water that contains 1,2,3-trichloropropane at low levels can respond well to a granular activated carbon method designed to target this constituent. Systems such as the Fleck 1,2,3-TCP Filter ship ready to configure and offer a customized option to reduce TCP’s presence effectively.

Summary of Government Monitoring Scope and Resources

The Breezy Hill Water District public water system record (EPA ID SC0220006) covers over 21,000 residents in Graniteville with surface water sources. EPA’s Unregulated Contaminant Monitoring Rule (2013-2015) detected no instances of 1,2,3-TCP above the reporting level of 0.03 µg/L across multiple tests. This data confirms that while the chlorinated solvent may be present in trace amounts regionally, no health-based violations exist. For additional information, the EPA’s Safe Drinking Water Information System provides detailed records accessible online.

Where this information comes from

Source: EPA SDWIS public water system record. Sampled 2013-10-14. These figures describe the public water system's record, not the plumbing inside any individual building.

On record: EPA UCMR3 monitoring (2013-2015) for Breezy Hill Water District (SC0220006), SC: 14 results across 1 listed contaminants, 0 detections above the reporting level; nothing detected above the method reporting level

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