If you manage a large household, own a second home, or use a seasonal property in Area 09
Government monitoring of the public water system serving Area 09 (Gric DPW Sacaton) found chromium-6 detectable in all tested samples from 2013 to 2015. These measurements ranged up to 3.4 micrograms per liter and show presence in the system’s water, but they do not indicate a violation or safety issue by EPA standards. However, household water use patterns can affect how water quality concerns are experienced. Larger households or those with higher water demands may need to consider treatment capacity differently to maintain water quality and reduce any risks of chromium-6 accumulation in household plumbing or appliances.
If chromium-6 remains unmanaged in your household water supply for years
Chromium-6 is a naturally occurring and industrially used chemical form known for its mobility in water sources. Left without addressing in residential water supplies, it can potentially contribute to aesthetic concerns such as taste or staining, depending on concentrations. Long-term exposure assessments and regulatory benchmarks focus on health-based standards rather than simple detection. Since no health-based violations are recorded for the Area 09 system, this presence remains a monitored constituent rather than an imminent threat. Nonetheless, understanding any changes in water appearance or feel over time can clarify whether targeted water treatment might be beneficial.
If you confuse chromium-6 with total chromium or other water quality issues
Chromium-6 is a specific form of the broader total chromium measure. The public water system data for Area 09 shows all samples detected both chromium-6 and total chromium at very similar low levels, well below the total chromium EPA maximum contaminant level of 100 micrograms per liter. Chromium-6 cannot be equated with iron, manganese, or other metals that may cause discoloration or sediment. Distinguishing between total and hexavalent chromium, and recognizing that detection does not imply exceedance of regulatory limits, is important in evaluating household water concerns accurately.
If you want to understand how chromium-6 gets into groundwater and the distribution system in Area 09
Chromium-6 can originate from natural rock weathering and dilute industrial activity, moving through aquifers into public water supplies. In Area 09, federal monitoring indicates its consistent detection across system sampling points but no health-based violations. This suggests stable, low-level presence rather than contamination spikes or localized events. Groundwater and surface water sources combined in the distribution system can maintain a baseline concentration profile that individual household testing will need to verify for precise local conditions.
If you wonder why secondary aesthetic standards differ from health-based limits on chromium-6
Secondary standards address water qualities like taste, odor, color, and staining potential. Chromium-6 detections recorded in Area 09, while above the EPA’s reporting level, remain well below the total chromium maximum contaminant level, which is enforceable. No secondary aesthetic limits are health-based nor legally binding but can influence customer satisfaction. Differentiating these standards helps homeowners decide if they want to address chromium-6 primarily for aesthetic reasons or out of health precaution based on personal testing and preference.
To address household water concerns matching your usage demands, the Fleck Chromium-6 Filter ships ready to configure and is designed to reduce chromium-6 effectively. Selecting a treatment setup should consider measured household water demand to maintain balanced flow and filtration efficiency in your home water system.
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
- ✓ 90-Day Money-BackNo restocking fees — return within 90 days.
- ✓ Manufacturer WarrantyGenuine Fleck · Pentair · VIQUA equipment.
- ✓ Free Expert SizingTalk to a specialist and buy the right system the first time.

