How to Interpret Sussex County Aquifer Hardness Levels as a Homeowner
Median and Range of Hardness in Local Wells
The U.S. Geological Survey sampled 42 wells in Sussex County’s aquifer from 2014 through 2019, measuring water hardness as calcium and magnesium combined. Median hardness was 44.6 mg/L, with individual results ranging from 8.33 to 239.0 mg/L. This range reflects natural variability among wells 9 to 89 feet deep and helps set expectations for typical groundwater mineral content in the area.
What 'Detected', 'Median', and 'Range' Tell You About Water Quality
All 90 sampling results detected hardness minerals—none were below reporting thresholds. 'Detected' means the minerals were present, not that levels are problematic. 'Median' represents a middle value, indicating a typical concentration in the area, while 'range' shows the spread from lowest to highest found. These figures do not specify conditions for any individual well or tap water.
Understanding Routine Care for the C-Series Dry, Itchy Skin System
Maintenance Rhythm in Plain Terms
The C-Series Dry, Itchy Skin System ships ready to configure and requires periodic upkeep to maintain performance. Homeowners typically need to replenish treatment media or components based on water usage and hardness levels, with no specialized tools or professional visits mandated. This straightforward rhythm helps manage water quality factors linked to skin dryness.
Distinguishing Between Aesthetic and Health-Based Water Standards
Why Sussex County’s Hardness Does Not Imply Health Risks
Federal thresholds for hardness minerals focus on aesthetics—such as taste, appearance, and effects on plumbing—not health. The sampled Sussex County wells showed no hardness results exceeding any federal limit. This clarifies that while minerals may influence skin feel, their presence is not a health violation but an aesthetic water quality characteristic.
Adjusting Expectations for Different Household Types
Considerations for Large or Seasonal Homes
In large households or second homes, water usage patterns and storage can affect how minerals influence skin dryness. Seasonal residences may see shifts in water quality depending on well depth or aquifer dynamics. These factors underscore the importance of individualized water tests over regional data alone.
Final Step: Testing Your Own Water for Personalized Insight
To understand if your household water hardness contributes to dry skin, order a professional water hardness test focused on calcium and magnesium concentrations. A result near or above the Sussex County median could suggest benefit from the C-Series Dry, Itchy Skin System. This targeted test is the definitive way to tailor a solution suited to your home’s water conditions.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2019-12-10. 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 aquifer (Sussex County): 90 results from 42 wells, median 44.6 mg/L, range 8.33-239.0 mg/L; none above any federal threshold

