If you've noticed rusty stains or discoloration in your household water fixtures, it's easy to assume high iron levels are the culprit and that your previous equipment failure means you're at risk. But what does the data say about iron concentrations in your area, and how can you make sense of it for your own home?
Understanding the Median and Range of Iron in Aquifer 100SDGV
Government sampling in Dane County's aquifer 100SDGV included 20 iron measurements from 7 wells in May 2022. The median concentration found was 9,900 micrograms per kilogram (mg/kg), with results ranging from 0 up to 21,000 mg/kg. While iron was detected in all samples, none exceeded federal thresholds designed to protect health. This means iron is common in the aquifer but not at levels considered unsafe.
For a household, the median value helps indicate typical levels in the region, while the range shows variability between wells. However, your own well's iron content can only be confirmed through direct testing, as local variation can be significant.
How the Autotrol Orange Iron & Rust Stains Filter Addresses Iron Presence
This treatment option uses a specialized filtration process to reduce iron particles that cause staining and rust-colored water, restoring clearer water for your household. The system ships ready to configure with existing plumbing setups and is designed to remove dissolved and particulate iron effectively.
Why Aesthetic Standards Differ from Health-Based Limits for Iron
Iron in water is primarily an aesthetic concern, affecting taste, color, and staining rather than health. The government sets secondary standards to manage these issues rather than impose health warnings. Even though iron is detected in every sample in this aquifer, none surpassed a health-based limit. This distinction is important when evaluating whether water treatment is necessary for safety or quality.
What Certified Lab Tests Report for Iron and How to Interpret Them
A certified lab test will provide a quantitative measure of iron concentration in your water, typically in mg/kg or parts per million. Results should be compared to local data and standards to understand their significance. Remember, detection of iron is common and not a violation. Confirming the exact level helps inform the best treatment choice.
How Representative Are the Samples and What Does the Sample Size Mean?
The data comes from 20 samples across 7 wells, giving a reliable overview of iron presence in the aquifer 100SDGV region of Dane County. While this is a solid sample for regional understanding, it is not a substitute for testing your well water directly, as iron levels can vary widely between neighborhoods and even individual properties.
Key Information to Collect Before Seeking Treatment Advice
- Obtain recent laboratory results measuring iron concentration from a certified lab.
- Note if staining or rust is observed, and where it occurs in your household plumbing.
- Record any previous treatment details and what equipment failed.
- Understand your water usage patterns and household size to evaluate treatment needs.
This page has summarized iron detection in Dane County's aquifer 100SDGV based on U.S. Geological Survey data from May 2022. For detailed data and updates, visit the government monitoring location at https://waterdata.usgs.gov/monitoring-location/430656089312701/.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2022-05-24. 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 Iron in the 100SDGV aquifer (Dane County): 20 results from 7 wells, median 9900.0 mg/kg, range 0.0-21000.0 mg/kg; none above any federal threshold
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