Government sampling from Madison County’s aquifer 110QRNR shows the presence of calcium and magnesium, measured as hardness, in groundwater wells. Fourteen samples collected from eleven wells between 2011 and 2023 found hardness levels ranging from 395.0 to 2930.0 mg/L, with a median value of 493.5 mg/L. These samples come from wells 17 to 102 feet deep. None exceeded any federal health-based thresholds.
How Calcium and Magnesium Enter Groundwater in Madison County
The calcium and magnesium detected in aquifer 110QRNR result primarily from natural geological processes. As groundwater moves through limestone and dolomite formations common in Madison County, these minerals dissolve into the water. This process contributes to water hardness, which can affect skin by altering how soap interacts and by potentially irritating sensitive skin.
Comparing Madison County’s Water Data with Neighboring Areas Without Overreading
Adjacent counties may show different median hardness levels due to variations in geological formations and water circulation. However, these differences are regional trends rather than exact predictions of any home's water. Comparing aquifer 110QRNR to others nearby helps understand general groundwater characteristics but cannot substitute for specific well testing.
Additional Considerations for Commercial or Industrial Water Users
Commercial and industrial users in Madison County need to consider larger volumes and potential variations in mineral content affecting equipment and processes. They may require more frequent water quality analyses, including hardness and other parameters, to optimize water use and product consistency. Households have simpler volume demands and priorities focusing more on health and comfort, such as skin sensitivity.
How the Fleck Sensitive Skin & Eczema System Addresses Water Hardness
The Fleck Sensitive Skin & Eczema System uses a 32,000-grain capacity to treat hard water by reducing calcium and magnesium levels. By softening the water, it helps minimize skin irritation associated with hardness minerals. The system ships ready to configure for household use, providing tailored water treatment without complex setup requirements.
Understanding Certified Laboratory Tests and Their Reports
A certified laboratory test for hardness measures the concentration of calcium and magnesium in a water sample, typically reported in mg/L. Such reports provide a precise snapshot of a particular water source at test time, helping homeowners identify potential causes of skin sensitivity. Knowing these levels is essential for choosing an appropriate water treatment strategy.
The Significance of Measured Hardness Range versus Federal Standards
While Madison County's aquifer samples show a broad hardness range, none exceed federal health-based standards, indicating no regulatory violation. However, hardness affects aesthetics and comfort but not safety. This distinction is important when considering treatment options for sensitive skin concerns rather than compliance issues.
In summary, Madison County’s aquifer 110QRNR contains variable but regulated levels of hardness minerals influencing sensitive skin. Evaluating regional data alongside individual water testing informs the choice between technical approaches. The Fleck Sensitive Skin & Eczema System offers a documented solution to reduce hardness-related skin irritation in residential settings.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2023-08-23. 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 110QRNR aquifer (Madison County): 14 results from 11 wells, median 493.5 mg/L, range 395.0-2930.0 mg/L; none above any federal threshold
- ✓ 90-Day Money-BackNo restocking fees — return within 90 days.
- ✓ Manufacturer WarrantyGenuine Fleck · Pentair · VIQUA equipment.
- ✓ Free Expert SizingTalk to a specialist and buy the right system the first time.

