Understanding Chromium Types: Total Chromium Versus Chromium-6
Total Chromium Results Don’t Specify Chromium-6 Levels
Government monitoring provides measurements for total chromium and separately for chromium-6 (hexavalent chromium, Cr(VI)). The total chromium figure aggregates all forms of chromium, so it cannot specify the precise concentration of chromium-6 alone.
Chromium-6 (Hexavalent Chromium) Is a Distinct Chemical Form
Chromium-6 differs chemically and in behavior from trivalent chromium. Its presence and concentration can only be known from tests targeting chromium-6 specifically. To assess your home's water for chromium-6, a specialized water test is necessary.
Sources of Chromium-6 in Ground and Surface Water
Chromium-6 May Originate from Natural or Industrial Sources
Hexavalent chromium can stem from geologic sources such as certain rock types that release chromium-6 into groundwater, especially in arid and alkaline conditions. Alternatively, industrial activities like metal plating can contribute chromium-6 to water supplies.
Richmond's Surface Water Is Monitored but Does Not Highlight Industrial Contamination
The public water supply serving Richmond, Wayne County, relies on surface water. Available data reflect this source rather than groundwater impacted by geogenic conditions or industrial processes specific to wells.
Interpreting Monitoring Terms in the Local Water Data
Detected Means Measured Above a Reporting Threshold, Not a Violation
In Wayne County's public water system record, chromium-6 was detected in all tested samples above the reporting level (0.03 micrograms per liter or parts per billion). Detection indicates measurement by instruments, not that the level is unsafe or regulatory non-compliant.
Median Provides a Middle Value of Reported Detections, Offering Perspective
The median chromium-6 measurement of 0.065 micrograms per liter helps understand a typical reading in the dataset, though individual water samples may vary both above and below this value.
Range Indicates the Span from Lowest to Highest Detected Values
Values recorded ranged up to 0.15 micrograms per liter for chromium-6. This range covers fluctuations during the monitoring period but does not alone determine household water quality.
Distinct Considerations for Commercial or Industrial Water Users
Commercial Settings Require Broader Testing and Regulatory Review
Businesses often have additional water quality requirements and must consider factors like process water standards or discharge regulations. These concerns go beyond residential water testing and treatment needs.
Residential Users Primarily Focus on Drinking Water Safety and Aesthetic Factors
Household water treatment choices for chromium-6 mainly address health and taste considerations, guided by specific testing of the home's water supply.
Maintenance and Service Cycle of the Autotrol Chromium-6 Filter
Filter Equipment Ships Ready to Configure for Home Use
The Autotrol Chromium-6 Filter arrives prepared for straightforward household setup without the need for plumbing professionals. The user can integrate it within their water treatment system.
Routine Care Involves Periodic Media Replacement and System Checks
Maintaining the filter's effectiveness entails timely replacement of the filtering media as recommended by the manufacturer. Users should follow the provided guidelines to sustain chromium-6 management.
Variation Over Time: What the Sampling Dates Indicate
Sampling Occurred from March 2014 to January 2015
The chromium-6 data reflect results collected over nearly a year, capturing seasonal and temporal changes in the municipal water supply.
Measured Levels Show Fluctuations but Remain Below Federal Standards for Total Chromium
Even with variation, recorded chromium-6 levels do not exceed total chromium maximum contaminant levels of 100 micrograms per liter, confirming compliance with health-based federal limits.
What This Data Does Not Tell You
Area Results Do Not Specify Your Home’s Water Quality
While regional monitoring provides valuable insight, only a direct test of your own well or tap water can determine your actual chromium-6 concentration.
No Health-Based Violations Are on Record for Richmond’s Public Water System
The municipal supply serving Richmond shows no EPA health-based violations related to chromium-6 or total chromium under its current record as a community water system.
Consider Your Specific Needs When Choosing Treatment Options
Understanding your water's chromium-6 status requires testing. For managing measured levels consistent with area data, the Autotrol Chromium-6 Filter offers a proven technology to support residential water quality goals.
Where this information comes from
Source: EPA SDWIS public water system record. Sampled 2015-01-27. These figures describe the public water system's record, not the plumbing inside any individual building.
On record: EPA UCMR3 monitoring (2013-2015) for IN American Water Co. - Richmond (IN5289012), IN: 44 results across 2 listed contaminants, 39 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.