Fleck 1,2,3-TCP Filter

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If You Record Local Water Quality Data Before Treatment Advice

A common misunderstanding is assuming your home's water automatically reflects detailed contaminant levels reported for the public water system. Before deciding on water treatment, note that the Kalamazoo water system, which serves nearly 193,000 people using groundwater, underwent monitoring by the EPA for 1,2,3-trichloropropane (1,2,3-TCP) between late 2013 and mid-2014. In 32 samples taken from this system, none showed detections above the reporting level of 0.03 micrograms per liter. However, this data reflects system-wide measurements, not your individual household water quality. To accurately assess your household's 1,2,3-TCP level, a direct water test from your tap is necessary.

If You Consider Seasonal and Multi-Year Variations in 1,2,3-TCP Data

The Kalamazoo system's results come from sampling conducted over approximately six months from December 2013 through June 2014. These samples form a snapshot rather than a continuous record. The absence of detections above the reporting level during this period indicates stability in 1,2,3-TCP levels, but seasonal or annual fluctuations might not be captured fully. A longer or repeated testing schedule at your point of use would better account for any temporal changes to 1,2,3-TCP concentrations in your household water.

If You Review How Many Samples and Wells Support Assessment

The 32 samples represent multiple wells and system points within Kalamazoo's groundwater supply network, providing a reasonably broad picture of the system's water quality. Despite this, from a household perspective, these samples do not reveal how your specific well or tap water behaves. The relatively limited number of samples means that while widespread issues would likely be detected, localized variations within the distribution system or household plumbing remain unknown without a personal water test.

If You Evaluate the Measured Range Against Federal Standards

The EPA does not currently establish a maximum contaminant level (MCL) for 1,2,3-TCP; therefore, the absence of detections above 0.03 micrograms per liter in Kalamazoo's system does not translate into a legal safety threshold being met or exceeded. Instead, this reporting level is a measurement sensitivity standard in the federal survey. This means no detection above this level suggests that, according to EPA's monitoring, 1,2,3-TCP is not present at measurable concentrations in the public water supply during the tested period. However, because federal MCLs do not exist for 1,2,3-TCP, deciding on treatment depends on individual risk assessment and preferences once you know your own water's conditions.

If You Compare Kalamazoo’s 1,2,3-TCP Record with Neighboring Counties

When looking at nearby counties, variations in 1,2,3-TCP detection can reflect differences in groundwater sources, industrial history, or sampling efforts but should not be used to infer specific water quality in any single location. Kalamazoo’s data, with no detections above reporting levels in its public water system, may contrast with neighboring areas that report occasional detections. Still, these regional differences do not imply that residents in Kalamazoo face similar or different risks at home without localized testing data.

If You Consider Additional Questions from Commercial or Industrial Water Use

Commercial and industrial users generally require treatment solutions scaled for higher volume and specific regulatory compliance needs. For residential households, considerations focus more on daily water demand and personal health preferences. If you are a commercial operator, questions involve continuous monitoring, higher flow capacity, and maintaining operational standards, which differ from home use considerations. Residential decisions prioritize accurate household water testing and selecting treatment technology capable of handling typical household water volumes.

When seeking a treatment solution for 1,2,3-TCP based on your household's measured demand and water test results, the Fleck 1,2,3-TCP Filter ships ready to configure and provides a targeted method to address this contaminant. Selecting treatment tailored to your conditions after testing ensures appropriate management of 1,2,3-TCP in your water supply.

Where this information comes from

Source: EPA SDWIS public water system record. Sampled 2014-06-11. These figures describe the public water system's record, not the plumbing inside any individual building.

On record: EPA UCMR3 monitoring (2013-2015) for Kalamazoo (MI0003520), MI: 32 results across 1 listed contaminants, 0 detections above the reporting level; nothing detected above the method reporting level