Clarifying Seasonal and Long-Term Water Variation in Sherburne County
Sampling Dates Reflect Multi-Year Data
Groundwater from aquifer 112PLSC in Sherburne County was sampled over nearly seven years, from August 2011 through July 2018. This timeline captures changes that occur with season and year, providing a broad view of water composition patterns rather than a snapshot from a single season or event.
Range Demonstrates Natural Variation Across Wells
The hardness concentration measured in 21 samples across 16 wells varied between 145.0 mg/L and 408.0 mg/L. These levels cover shallow well depths, 8 to 57 feet, indicating natural differences within the aquifer in Sherburne County.
Interpreting 'Detected,' Median, and Range in Water Sampling
Detected Means Measurement, Not a Violation
Every result showed hardness present; none were below detection limits. Detection indicates that instruments measured the substance, but does not mean the water fails a health or safety standard.
Median Provides a Central Value for Hardness
The median hardness value of 316.0 mg/L represents the middle point across all samples, offering a reference for typical mineral levels in this aquifer's water within Sherburne County.
Range Indicates How Much Mineral Levels Fluctuate
The spread from 145.0 to 408.0 mg/L shows variability in mineral concentration, illustrating that water quality can differ well to well within the same geographic area.
Consequences of Long-Term Untreated Water Effects on Sensitive Skin
Persistent Contact May Increase Skin Irritation
Exposure over years to mineral content at the levels found in Sherburne County can exacerbate skin sensitivity or eczema symptoms in some individuals. However, the direct effect varies with individual skin conditions and water use habits.
Untreated Minerals May Affect Bathing Comfort
Hard water minerals can reduce soap effectiveness and leave residues that some sensitive skin types find uncomfortable, reinforcing the need for targeted water treatment to alleviate these effects.
Comparing Sherburne County Water Data with Nearby Regions Cautiously
Regional Variability Requires Careful Interpretation
Even neighboring counties may display different aquifer hardness ranges due to geology. Direct comparisons should consider sampling methods, well depths, and dates to avoid overreading differences as representative of all local water.
Data Does Not Define Individual Well Quality
Government sampling gives a regional picture. Without testing your own water, these values serve only as guidance, not a substitute for well-specific analysis.
Recognizing Symptoms Connected and Unrelated to Aquifer Mineral Content
Skin Reactions May Reflect Water Mineral Levels
If you notice dry or irritated skin that worsens after water use, mineral content like calcium and magnesium could be contributing factors, especially given the hardness levels recorded in this aquifer.
Other Factors Also Affect Skin Health
Environmental exposures, personal hygiene products, and medical conditions may mimic or compound water-related skin sensitivity, so comprehensive evaluation is important.
Testing is Key to Confirming Causes
Testing your water for hardness and other minerals helps identify whether water treatment could ease skin symptoms.
Summary and Next Steps
The U.S. Geological Survey’s record for aquifer 112PLSC in Sherburne County, based on 21 hardness measurements from 16 wells sampled between 2011 and 2018, shows mineral levels varying regionally but always measured, not violating any health thresholds. This data informs water considerations for sensitive skin but does not confirm individual well conditions. For households facing sensitive skin, evaluating your water and considering the Fleck Sensitive Skin & Eczema System with a grain capacity of 32,000 offers a documented option designed to address mineral-related effects on skin comfort. Learn more by reviewing the government source at the USGS water data site for aquifer 112PLSC.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2018-07-31. 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 112PLSC aquifer (Sherburne County): 21 results from 16 wells, median 316.0 mg/L, range 145.0-408.0 mg/L; none above any federal threshold
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