Introduction: What Area 09 Water Data Can and Cannot Show You
Government testing in Area 09's public water system, Gric DPW Sacaton, measured chromium-6 levels across multiple samples. While these results provide insight into the system's water quality, they cannot specify the exact chromium-6 concentration in your household water. Individual household water quality depends on private plumbing and specific water sources, none of which are detailed in the public system record.
1. The Role of Plumbing Material and Age, Separate From Source Water
Your home's plumbing materials and their condition may influence water quality independently from the water source. Older pipes or certain materials might interact with minerals or contaminants, altering water taste, color, or composition. These factors do not appear in public water system sampling but can affect what you experience at the tap.
2. How Many Samples and Wells Stand Behind the Figures, and What a Small Sample Means
The chromium-6 data for Gric DPW Sacaton comes from 16 samples taken over several months between 2015 and 2015. These samples cover the public water system supply but represent a limited snapshot, not continuous monitoring. The relatively small number of samples means they capture typical conditions but can miss short-term fluctuations or localized variations.
3. What 'Detected,' 'Median,' and 'Range' Mean in This Sampling Record
All 16 samples detected chromium-6 at levels above 0.03 micrograms per liter (µg/L) reporting threshold. The highest measurement was 3.4 µg/L, with a median value of 2.33 µg/L among detections. Detection confirms the presence of chromium-6, but it is not a violation or indicator of unsafe water. Furthermore, no federal maximum contaminant level (MCL) exists for chromium-6, though total chromium is regulated at 100 µg/L, which all samples were well below.
4. What Distinguishes Chromium-6 From the Two Problems Most Often Confused With It
Chromium-6 (hexavalent chromium) is a specific form of chromium separate from total chromium, which includes multiple chromium species. It differs in chemical behavior and treatment needs. Another common confusion is between chromium-6 and other metals or contaminants that may affect taste or appearance. Understanding that chromium-6 is chemically distinct and monitored separately helps direct appropriate testing and treatment decisions.
5. What You Should Write Down Before Asking Anyone for Treatment Advice
To evaluate treatment options, record your home's specific water test results, including chromium-6 concentration if available. Note your household water usage patterns, plumbing material and age, and any aesthetic issues. Compare your test data with local public system results cautiously to understand the context. This information clarifies requirements and guides selecting suitable equipment.
6. How Public-System Records Differ From Private-Well Testing in What They Establish
Public-system records reflect water quality at the main source or treatment plant supplying multiple homes, not the water at individual taps. In contrast, private-well testing reveals the exact contaminants and concentrations in your well water. Without private samples, you cannot assume your water matches public system monitoring. Testing your own water is essential before choosing a customized treatment solution.
Conclusion
Area 09 public water system data shows chromium-6 is regularly detected but below regulatory limits, without health-based violations. Understanding this data alongside private water tests and household factors helps households make informed decisions about water treatment. For residential chromium-6 concerns, Fleck Chromium-6 Filter equipment ships ready to configure for effective removal when tailored to your tested water conditions.
Where this information comes from
Source: EPA SDWIS public water system record. Sampled 2015-11-17. These figures describe the public water system's record, not the plumbing inside any individual building.
On record: EPA UCMR3 monitoring (2013-2015) for Gric DPW Sacaton (090400047), 09: 32 results across 2 listed contaminants, 32 detections above the reporting level; no federal MCL for hexavalent chromium; total chromium MCL 100 ug/L
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