Local Aquifer Water Quality Overview
Washington County residents receive groundwater from aquifer 220NVJO, where water is drawn from wells ranging between 61 and 1140 feet in depth. Water passes through geological layers bringing dissolved minerals that can affect household water quality. Publicly available data from a series of 77 samples collected from 17 wells over 15 years provide insight into some typical mineral levels in this water source.
1. What Public System Records Show Compared to Private Well Testing
Area data reflect general groundwater mineral content, not individual household water
The U.S. Geological Survey has sampled multiple wells in this aquifer area, but these results are regional averages and ranges, not direct measurements of any one home’s water supply. Homeowners interested in precise details about their water’s mineral content should obtain certified laboratory testing specific to their well or water source.
Public records establish typical environmental background levels
The collected data help characterize the natural mineral presence in local water, but personal water samples are needed to confirm exact conditions that may impact skin or appliance performance.
2. Differentiating Aesthetic Secondary Standards from Health-Based Limits
The calcium and magnesium levels measured are within federal guidelines
The sampling showed calcium plus magnesium concentrations that are typical for groundwater in this region, with all results below any federal health thresholds. These minerals contribute to water hardness, which can cause skin dryness or irritation but is not considered a health hazard under these recorded levels.
Aesthetic secondary standards guide taste, staining, and feel
Calcium and magnesium concentrations affect water’s feel and may contribute to dry or itchy skin sensations. These standards inform treatment decisions aimed at comfort rather than safety concerns.
3. Sampling Scope and What the Data Means
Seventeen wells across Washington County provide a median hardness of 220 mg/L
Seventy-seven samples collected over 15 years provide a stable picture of typical mineral levels, but the wide range—from 135 to 621 mg/L—highlights variability depending on location and well depth.
A small number of wells means some local variation is expected
Your individual water may differ from these general figures; testing your well water clarifies your household’s specific conditions related to dry skin concerns.
4. Household Effects of Hard Water on Dry Skin and Appliances
Bathing and laundry fixtures reveal early signs of high mineral content impact
Calcium and magnesium can leave water feeling harsh on skin and cause buildup on sinks, showers, and clothing over time. These effects usually surface first where water contacts skin and fabric most frequently.
Persistent dry skin may signal mineral content beyond typical comfort levels
Although not a health risk, elevated hardness can worsen skin dryness or irritation, encouraging consideration of targeted water treatment.
5. Changes After Using the Pentair Dry, Itchy Skin System
The system adjusts water mineral effects to improve skin comfort
This equipment modifies the water to reduce the feel of hardness causing dry or itchy skin while maintaining water quality. It ships ready to configure and requires no special professionals for setup.
Treated water offers a softer feel at all household points of use
Users experience less skin dryness and improved water interaction in bathing and washing processes without altering health-based water quality parameters.
What to Avoid Concluding from Regional Data
Washington County’s aquifer sampling does not specify your household’s water quality or guarantee the presence or absence of dry skin contributors. Only a certified laboratory test of your water can determine its exact mineral content and suitability for your needs. Mineral detections do not indicate unsafe water, and aesthetic guidelines differ from regulatory health limits.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2025-04-23. 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 220NVJO aquifer (Washington County): 77 results from 17 wells, median 220.0 mg/L, range 135.0-621.0 mg/L; none above any federal threshold