Government data from U.S. Geological Survey monitoring in James City County for aquifer 110QRNR show that sulfide was detected in all 11 groundwater samples taken from 10 wells between November 20 and 22, 2017. These wells ranged from 7 to 29 feet deep. No sample in this set exceeded federal thresholds, indicating the sulfide levels recorded are within regulatory allowances for groundwater quality in this area.
Variations by Well Depth and Water Source
The sampled wells for this data set were relatively shallow, between 7 and 29 feet deep. In general, sulfide concentrations can vary depending on how deep a well reaches and the geological characteristics of the aquifer. Homes with deeper wells or connected to different water sources may find sulfide levels differ from these representative figures. This means your household water could have a different sulfide presence than the area median, depending on your well's depth and local conditions.
Understanding Certified Laboratory Sulfide Reports
A certified laboratory test for sulfide in water reports the concentration in milligrams per liter (mg/L). The report indicates the measured level and the detection limit. Detection means the instrument identified sulfide presence; it does not imply any violation or health risk by itself. Interpreting the report should focus on the measured values compared to any regulatory or aesthetic benchmarks to understand if treatment is considered.
Evaluating the Sample Size and Its Significance
The data from James City County's aquifer 110QRNR is based on 11 samples collected from 10 separate wells. While this provides a useful regional snapshot, it remains a relatively small sample size to represent all wells in this aquifer fully. This limited scope means individual well water could vary considerably, underscoring the importance of testing your own water to determine specific conditions.
Long-Term Effects of Untreated Sulfur Smell
If sulfide presence in water remains untreated over many years, it may lead to persistent sulfur smell, often described as a rotten-egg odor. This can affect water’s taste and household use comfort. Additionally, sulfur compounds may contribute to corrosion of plumbing components or staining of fixtures over time. Understanding these effects helps households consider if treatment is warranted based on their water experience.
Water Quality Changes After Treatment
Once treated with the Autotrol Rotten-Egg Sulfur Smell Filter, water at the tap typically shows a notable reduction or elimination of sulfur odor. This technology targets the sulfide compounds causing the smell, improving water odor and taste without changing the basic water chemistry beyond odor control. Treated water is more pleasant for daily household uses including drinking, cooking, and bathing.
The Autotrol System ships ready to configure based on your household’s demand figure established by your water use measurement. This approach ensures the treatment capacity matches your specific water needs, making it a practical solution for addressing sulfur smell in residential water from aquifer 110QRNR in James City County.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2017-11-22. 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 Sulfide in the 110QRNR aquifer (James City County): 11 results from 10 wells, median 16.0 mg/L, range 4.0-367.0 mg/L; none above any federal threshold
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