Pentek Chromium-6 Filter

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Interpreting Chromium-6 Measurements from Cuyahoga County's Public Water System

Detected Levels vs. Federal Standards

Between 2013 and 2015, monitoring of the Cleveland public water system serving Cuyahoga County found chromium-6 detected in all tested samples, with values ranging from 0.03 to 0.2 micrograms per liter (µg/L). While the total chromium maximum contaminant level (MCL) is set at 100 µg/L, there is currently no federal MCL for hexavalent chromium specifically.

What These Detections Do Not Indicate

Measured presence of chromium-6 does not mean any violation or that water is unsafe by federal determination. No health-based violations have been recorded for this system. Individual household water could vary and requires testing to identify specific levels.

Recognizing Household Signs Related to Chromium-6

What Might Suggest Elevated Chromium-6

Chromium-6 is typically colorless and tasteless in water. Households concerned about chromium-6 generally do not observe direct sensory symptoms but may seek treatment based on area data or health information.

What Symptoms Are Not Related to Chromium-6

Water discoloration, unpleasant taste, or odor are not characteristic indications of chromium-6 presence. These often stem from other factors unrelated to chromium-6 concentrations.

Considering the Influence of Plumbing Materials and Age

Chromium-6 Source at the Supply Level

The detected chromium-6 originates from source water managed by the public system, which relies on surface water. Household plumbing materials and pipe age do not contribute chromium-6 but may impact other water quality aspects.

Impact on Water Quality Separate from Chromium-6

Older pipes or certain materials can affect taste, odor, or other chemical interactions but do not create or increase chromium-6. Testing both the water entering the home and water from taps aids in distinguishing these effects.

Understanding Aesthetic Secondary Standards vs. Health-Based Limits for Chromium-6

Aesthetic Standards Focus

Standards for taste, staining, or corrosivity are not health-based and differ from federal health benchmarks. Chromium-6 detections in this system fall well below any contaminant level set for total chromium and are not framed by aesthetic secondary standards.

Why This Matters for Treatment Decisions

Decisions about water treatment should consider health-based information as well as household preferences related to water appearance or taste, even if these are unrelated to chromium-6 levels.

Assessing Treatment Capacity Against Household Demand

Estimating Daily Household Water Use

When choosing a treatment option for chromium-6, evaluate your household's typical daily water consumption. This helps ensure any filtration system can effectively handle the volume without frequent replacement or service.

Matching Treatment to Your Needs

The Pentek Chromium-6 Filter ships ready to configure and provides documented performance specifically targeting hexavalent chromium. Confirm its capacity meets your household size and water use patterns for optimal results.

Summary

Cuyahoga County's public water system data demonstrates the presence of chromium-6 at low levels with no health-based violations, highlighting the importance of testing individual household water to judge specific treatment needs. Choosing a filtration system like the Pentek Chromium-6 Filter allows residents to address chromium-6 effectively when they require targeted water treatment solutions.

Where this information comes from

Source: EPA SDWIS public water system record. Sampled 2014-11-05. These figures describe the public water system's record, not the plumbing inside any individual building.

On record: EPA UCMR3 monitoring (2013-2015) for Cleveland (OH1801212), OH: 40 results across 2 listed contaminants, 29 detections above the reporting level; no federal MCL for hexavalent chromium; total chromium MCL 100 ug/L