Government sampling data from the U.S. Geological Survey presents a clear picture of water hardness in Union Parish’s aquifer 124SPRT. Measurements of calcium and magnesium hardness from seven wells 350 to 725 feet deep, gathered between 2010 and 2012, show a median hardness level of 5.56 mg/L, with results ranging from 1.25 to 41.9 mg/L. These levels are all below federal thresholds.
If you are evaluating treatment needs beyond a typical household
Commercial or industrial users often consider additional factors beyond residential concerns, such as continuous water demand and equipment scale. Their water treatment decisions might hinge on operational volume, system redundancy, and regulatory reporting tied to larger water flows. For a residential large home, these considerations generally do not apply, allowing focus on hardness effects that influence plumbing longevity and appliance efficiency.
If you want to understand how hardness arrives in your water from the Union Parish aquifer
Hardness primarily arises from natural geological deposits of calcium and magnesium minerals dissolving into groundwater. In Union Parish, these minerals enter the aquifer over time through soil and rock interactions. As a result, the water retrieved from deep wells carries these dissolved minerals, which contribute to scale buildup and the characteristic hardness sensations in water.
If you are interested in the reliability and scope of hardness data for your area
The data comes from 23 samples collected from seven different wells at varying depths within the aquifer. While this is a limited sample size relative to the entire region, it offers a representative range of the mineral concentrations you might encounter. However, because these values represent general area conditions, testing your own water is necessary to confirm your home's specific hardness level.
If you want to know how the Fleck Hard Water — Large Home System treats hardness
The system functions by exchanging hardness-causing calcium and magnesium ions with sodium or potassium ions, effectively reducing scale-forming minerals.
If you want to understand the maintenance routine of this hardness treatment system
Simple monitoring of the media level and scheduled regeneration cycles, typically automated within the system, keeps the treatment functioning optimally. This maintenance rhythm balances effective hardness reduction with convenience for a large household.
In summary, the regional hardness data provides a useful guide for large homes deciding on water treatment but cannot substitute for individual well testing. The Fleck Hard Water — Large Home System offers a reliable solution designed to handle the hardness range found in Union Parish’s aquifer 124SPRT and supports continuous soft water supply with manageable upkeep.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2012-09-27. 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 Hardness, Ca, Mg in the 124SPRT aquifer (Union Parish): 23 results from 7 wells, median 5.56 mg/L, range 1.25-41.9 mg/L; none above any federal threshold

