Understanding 1,2,3-TCP in Barnstable County Water: What Yarmouth Data Reveals

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

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If You Assume Air Stripping Can Treat 1,2,3-TCP, Here’s Why That’s Misleading

1,2,3-trichloropropane, often abbreviated as 1,2,3-TCP or simply TCP, is a chlorinated solvent that behaves differently in water treatment compared to many common contaminants. Unlike volatile compounds that easily vaporize and can be removed by air stripping, TCP is resistant to this process. This resistance is due to its chemical structure and solubility, which prevent it from readily escaping into the air. Therefore, relying on air stripping methods to tackle 1,2,3-TCP in household water is unlikely to be effective. Understanding this property shapes the choice of treatment technologies to consider for TCP concerns.

If You Are Wondering Why the Reporting Level for TCP Is Much Lower Than for Metals, Here Is the Explanation

The federal reporting level for 1,2,3-trichloropropane in water samples is set at 0.03 micrograms per liter (µg/L), or equivalently 0.03 parts per billion (ppb). This threshold is significantly lower than typical reporting levels for common metals. The low reporting level reflects the sensitivity required because the presence of TCP, even at minute concentrations, prompts careful monitoring due to its nature as a synthetic chemical historically used in soil fumigation and industrial applications. It should not be interpreted as indicating unsafe water below this threshold but rather as a measurement standard to capture its presence when it occurs.

If You Want to Seek Advice on Home Water Treatment, Here Are Key Details to Record

Before consulting about treatment options, it is important to have accurate data about your water supply. Since municipal water quality varies by source and system, note the following:

• The public water system serving your home; in this case, Yarmouth Water Department (MA4351000).
• The source of water supply: in Yarmouth’s case, groundwater.
• Any recent water quality reports available from your supplier.
• Your own water testing results from a certified laboratory that specifically measures 1,2,3-trichloropropane, if available.

These details help clarify if your concerns arise from regional water characteristics or specific local conditions.

If You Receive a Certified Laboratory Test for TCP, Here Is How to Interpret It

Laboratory analysis for 1,2,3-TCP typically reports concentrations in micrograms per liter (µg/L) or parts per billion (ppb). Test results may show 'non-detect' if the concentration is below the reporting level of 0.03 µg/L. A detected concentration does not indicate a legal violation or necessarily an unsafe condition, simply that the chemical was measurable by the test. Federal data from the 2013-2015 Unregulated Contaminant Monitoring Rule (UCMR3) reports zero detections above this level in Yarmouth’s system during that period. Knowing how to read these numbers will assist informed decisions about treatment needs.

If Your Water Concerns Are Affected by Seasonal or Long-Term Changes, Here Is What the Record Shows

The Yarmouth Water Department’s monitoring for 1,2,3-TCP took place between March 10 and September 17, 2015. Across 26 samples collected in that timeframe, none showed TCP levels above the reporting level of 0.03 µg/L. This indicates that if 1,2,3-trichloropropane is in the system, it is consistently at or below the very low detection threshold. Seasonal or multi-year variation did not show significant presence in that federal survey. However, local private well water conditions can differ and require individual testing to confirm.

The documented solution for households that identify measurable 1,2,3-TCP in their water is the C-Series 1,2,3-TCP Filter. This product ships ready to configure for home use and is designed specifically to address the presence of this challenging chlorinated solvent based on the demand level identified through testing. Careful measurement and understanding guide the choice to employ this technology effectively.

Where this information comes from

Source: EPA SDWIS public water system record. Sampled 2015-09-17. These figures describe the public water system's record, not the plumbing inside any individual building.

On record: EPA UCMR3 monitoring (2013-2015) for Yarmouth Water Department (MA4351000), MA: 26 results across 1 listed contaminants, 0 detections above the reporting level; nothing detected above the method reporting level