Autotrol Blue-Green Copper Stains Filter

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Seasonal and Multi-Year Variation in Oakland County Copper Levels

Sampling Dates Span Five Years

The U.S. Geological Survey collected groundwater samples from Oakland County's aquifer 112SDGV between August 2011 and September 2016. This time frame helps reveal possible fluctuations in copper concentrations over several seasons and years.

Copper Concentrations Vary but Stay Low

Results from 13 samples across 11 wells showed copper was detected in six instances, with a median concentration of 0.865 micrograms per liter and a range from 0.69 to 5.0 micrograms per liter. No samples exceeded federal copper thresholds.

Comparing Oakland County with Neighboring Areas

Use Caution When Generalizing Copper Data

While nearby counties also monitor copper levels, differences in aquifer geology and well construction can cause variations. Data from Oakland County’s aquifer 112SDGV should serve as the primary reference rather than assuming uniform copper levels across regions.

Check Local Sampling Records for the Most Relevant Data

When deciding on a treatment method, look for U.S. Geological Survey data or local water authority records specific to your county and aquifer to refine expectations about copper presence.

Influence of Sampling Depth and Well Characteristics

Well Depths in Oakland County Range Widely

The sampled wells in the area were between 38 and 172 feet deep. Copper concentrations can vary by depth due to aquifer chemistry and geological layers.

Depth Affects Copper Levels Detected

Deeper wells might access water with different mineral profiles than shallow ones, influencing copper presence and potential staining. Consider your well depth when interpreting these area-wide results.

Understanding Aesthetic Secondary Standards vs. Health-Based Limits

Secondary Standards Focus on Appearance and Taste

Regulatory guidelines for copper include secondary standards related to staining and taste, which differ from health-based limits. Copper levels detected in Oakland County’s samples are below any federal maximum contamination levels (MCLs) for safety.

A Detection Does Not Imply a Health Risk

Finding copper in groundwater does not necessarily indicate unsafe water. Instead, copper presence often relates to aesthetic concerns like blue-green stains on plumbing fixtures.

Interpreting Terms in the Sampling Record

What Does 'Detected' Mean?

Detection means copper was measurable by instruments in certain samples, not that copper exceeds thresholds or poses a danger.

Median and Range Clarify Typical Values and Variability

The median value represents the middle copper concentration in all samples taken, giving a sense of typical levels. The range shows the lowest and highest copper measurements found.

Preparing Before Seeking Treatment Advice

Record Local Water Test Results

Obtain a current water quality report from your own well or tap to compare with area data. This helps determine the necessity and scale of treatment for copper stains.

Note Well Depth and Water Source

Include details on your well's depth and whether it draws from the 112SDGV aquifer or another source. This information refines treatment options.

Document Observed Copper Stain Issues

Keep track of the extent and frequency of any blue-green stains in sinks, tubs, or appliances to judge treatment urgency.

Closing Recommendation

When copper stains become a household concern in Oakland County, the Autotrol Blue-Green Copper Stains Filter offers a targeted solution designed to handle the demand levels indicated by your water testing. This system ships ready to configure, helping reduce staining effects based on documented performance for area aquifer conditions.

Where this information comes from

Source: USGS groundwater sampling. Sampled 2016-09-13. 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 Copper in the 112SDGV aquifer (Oakland County): 13 results from 11 wells, median 0.865 ug/L, range 0.69-5.0 ug/L; none above any federal threshold