Arsenic Occurrence in Walton County's Aquifer 120UFAQ
Residents drawing water from Walton County's aquifer 120UFAQ are rightly concerned about arsenic. According to U.S. Geological Survey groundwater sampling at this location, arsenic was detected in all tested samples from two wells between 2015 and early 2026. The median value among these samples was 1.4 micrograms per liter (µg/L), with a range from 0.49 to 1.5 µg/L. These measurements were taken from wells around 500 to 621 feet deep.
It's important to keep in mind that these figures represent area-wide testing results and are not measurements from any single residential well. Detection of arsenic does not imply a violation of safety standards. In this data set, no sample exceeded the federal threshold for arsenic in drinking water. While these findings indicate arsenic is present in the regional groundwater, the actual level in your household water can vary and requires specific testing.
Why Knowing Your Well's Arsenic Level Matters
Arsenic, even at low concentrations, can impact water quality and health over long-term exposure. The federal maximum contaminant level for arsenic in drinking water is 10 µg/L. The USGS results show that the sampled wells are well below this limit, but without testing your own well water, you cannot assume your levels are the same.
Routine testing for arsenic in private wells is the only way to understand your home's specific water quality. Local health departments or certified laboratories can provide this testing. Testing will help identify whether arsenic is present above levels that warrant treatment and guide decisions on the best approach to ensure safe and pleasant water for your household.
Addressing Arsenic in Home Water with Targeted Treatment
When arsenic is detected in a household water supply at levels that require action, specialized water treatment can reduce its concentration effectively. The WSP 10 GPM Whole House Arsenic Reduction System uses adsorptive media technology designed to target and remove arsenic from water, maintaining flow suitable for an average residential demand.
This system ships ready to configure, providing a turnkey solution for households seeking to manage arsenic concerns after confirming their water quality needs. Selecting the right system follows a thorough water test, ensuring treatment aligns with the specific arsenic levels and water chemistry of your well water.
Summary and Next Steps
- U.S. Geological Survey data for Walton County's aquifer 120UFAQ show arsenic consistently present in sampled wells but below federal safety limits.
- Your well water's arsenic level can differ and must be confirmed through direct testing.
- If treatment is needed, systems like the WSP 10 GPM Whole House Arsenic Reduction System offer a solution using adsorptive media technology.
Understanding the presence of arsenic in your water source and taking appropriate steps to test and, if necessary, treat your water helps protect your household's water quality effectively and responsibly.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2026-01-14. 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 Arsenic in the 120UFAQ aquifer (Walton County): 3 results from 2 wells, median 1.4 ug/L, range 0.49-1.5 ug/L; none above any federal threshold
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