Government data from the U.S. Geological Survey shows that groundwater sampled from Blaine County’s aquifer 110ALVM contains calcium and magnesium levels with median concentrations around 157 mg/L, measured in 35 samples from 26 wells between mid-2010 and mid-2012. None of these results exceeded any federal safety thresholds.
If a Certified Laboratory Test Shows Calcium and Magnesium Levels
A laboratory test for calcium and magnesium, combined as total hardness, will present results in milligrams per liter (mg/L). The values represent concentrations found in your specific water source, which may differ from regional samples. Reading the hardness result helps determine how much dissolved mineral content is present because elevated levels can affect sensitive skin by interacting with soap and skin oils.
Note that lab reports distinguish between detection and exceedance. Detection means the minerals are measurable; it does not imply a health violation. Your household water test is necessary to confirm your exact mineral content and how it might influence skin reactions.
If Skin Symptoms Seem Sensitive or Irritated When Contacting Water
Sensitive skin may react with dryness, itching, or redness after exposure to water containing dissolved minerals like calcium and magnesium. However, these symptoms might also result from unrelated factors such as soaps, detergents, or environmental irritants. If your current equipment partially controls these effects but struggles to maintain relief, additional treatment may be needed to better address mineral content.
Remember, skin sensitivity alone does not confirm water mineral concentration. Testing is essential to understand how much these minerals contribute to your symptoms.
If Plumbing Materials and Age Could Influence Skin Contact Effects
Beyond water composition, plumbing materials and their age can impact water quality at the tap. Older pipes or specific materials may alter mineral interaction or release other substances, affecting how water feels on sensitive skin. These factors operate separately from the source water chemistry measured in Blaine County’s aquifer.
Assessing plumbing condition alongside water testing provides a complete picture of what your skin contacts daily.
If Water Mineral Effects Are Left Untreated Over Time
Continuous exposure to minerals like calcium and magnesium can gradually exacerbate skin dryness and irritation in sensitive individuals. While not causing direct health harm, untreated mineral content may impair skin comfort and barrier function. Addressing this with appropriate water treatment can reduce these effects.
Long-term, managing water mineral levels helps maintain skin resilience and reduces dependence on topical remedies.
If Household Water Demand Is Greater Than Your Current Equipment’s Capacity
Your household’s daily water consumption and equipment capacity are critical factors. The C-Series Sensitive Skin & Eczema System references a grain capacity of 32,000, indicating how much mineral content it can handle before requiring regeneration. If your existing system cannot keep up with water usage or mineral load, its effectiveness in providing comfortable water for sensitive skin diminishes.
Measuring your household’s water use and comparing it to treatment capacity guides proper sizing to maintain relief.
If You Want to Understand How Calcium and Magnesium Enter Blaine County’s Groundwater
Calcium and magnesium in Blaine County’s aquifer arise naturally from the local geology dissolving into water as it infiltrates underground. The range observed in government samples, between 120 and 238 mg/L, reflects this geological variation. These minerals are stable in groundwater and consistently contribute to water hardness in the region.
Recognizing this natural source helps in interpreting why your water has mineral content that may impact skin sensitivity and the need for effective treatment.
For households experiencing sensitive skin issues where existing equipment falls short of demand, the C-Series Sensitive Skin & Eczema System ships ready to configure and offers a capacity to address mineral load effectively. Matching the system’s capacity to your household’s measured daily water use supports sustained skin comfort and water quality management.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2012-07-25. 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 110ALVM aquifer (Blaine County): 35 results from 26 wells, median 157.0 mg/L, range 120.0-238.0 mg/L; none above any federal threshold

