Fleck Uranium & Radium System

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Are uranium and radium present in Sedgwick County’s groundwater? Yes, government monitoring shows low levels detected consistently in this area’s aquifer. Based on regional data from multiple wells, none exceeded federal health-based limits. This means the uranium-radium in this groundwater meets safety standards, though homeowners often seek treatment to reduce levels further.

Does well depth or source type affect uranium-radium levels I might expect?

The U.S. Geological Survey sampled 26 wells in Sedgwick County’s 112PLSC aquifer, ranging from 25 to 248 feet deep. All results showed alpha particle activity indicating uranium-radium presence, with values spanning 0.1 to 13.8 pCi/L and a median of 2.6 pCi/L. Because these wells differ in depth, your water’s content might vary. Private well depth and local geology influence exposure, so testing your own water is essential for accurate assessment.

Why do aesthetic secondary standards differ from health-based uranium-radium limits in my water?

Federal health limits focus on protecting against radiation-related health risks, measured here by alpha particle activity. In contrast, aesthetic standards address taste, staining, and corrosivity which uranium-radium does not significantly cause. The record shows no exceedances of health limits in this area, but aesthetic effects relate to other water characteristics not covered by uranium-radium testing.

What happens if uranium-radium is left untreated in household water over time?

Uranium and radium emit radiation that can accumulate in the body, so prolonged ingestion above health thresholds may increase risk. Since the local data here never recorded values above federal levels, untreated water likely poses minimal health risk from these elements in Sedgwick County. Nonetheless, some households choose to reduce these levels as a precaution.

How representative are the available samples, and what does a small sample set mean?

These data come from 95 measurements across 26 wells collected over six years. While this is a solid dataset for the regional aquifer, individual wells may differ. Limited samples mean your water quality could fall anywhere within the range detected. Only a laboratory test of your own supply provides definitive information on your household’s uranium-radium concentration.

How does the median and range in this data relate to what a homeowner should understand?

The median alpha particle activity was 2.6 pCi/L, meaning half the samples were lower, half higher, within a 0.1 to 13.8 pCi/L range. Since all values were under federal health limits, your water may similarly be within safe limits. However, a result near the upper range would prompt more careful consideration for treatment.

How do I judge treatment capacity based on my household’s daily water demand?

When selecting treatment, consider your daily water use to match system capacity and longevity. For uranium-radium, a treatment system with a grain capacity around 32,000 can accommodate typical household consumption and reduce alpha particle levels effectively. Knowing your daily demand helps ensure the system maintains performance without frequent maintenance.

For households in Sedgwick County interested in reducing uranium and radium in their water based on local data, the Fleck Uranium & Radium System ships ready to configure and offers a documented 32,000 grain capacity suitable for typical residential needs. Testing your water supply first will guide matching system size to your household’s specific requirements.

Where this information comes from

Source: USGS groundwater sampling. Sampled 2016-08-16. These figures describe groundwater sampled in this area. They are not a test of any individual private well - only a test of that well can establish its own water.

On record: U.S. Geological Survey sampling of Alpha particle in the 112PLSC aquifer (Sedgwick County): 95 results from 26 wells, median 2.6 pCi/L, range 0.1-13.8 pCi/L; none above any federal threshold