Heavy Metals in Bernalillo County Water: Understanding Copper Levels from Aquifer 112SNTFU

Recognizing How Copper Differs from Other Common Water Concerns

Copper's Role Among Heavy Metals in Well Water

Copper is one of several metals measured in groundwater but stands apart from frequently mentioned metals like iron and manganese by its unique sources and effects. It may enter water through natural mineral deposits in aquifers or corrosion of household plumbing materials.

Distinguishing Copper's Presence from Aesthetic or Safety Issues

Detected copper in well samples does not automatically indicate a safety problem. Copper levels in Bernalillo County's aquifer 112SNTFU remain well below federal thresholds for health risks. Instead, copper's primary water-quality concerns often relate to taste, staining, or plumbing wear.

Data Underpinning Copper Levels: Sample Size and Well Distribution

Scope and Depth of Groundwater Sampling

The U.S. Geological Survey collected 220 copper results from 16 distinct wells in Bernalillo County’s aquifer 112SNTFU between May 2013 and January 2020. These wells ranged from 100 to 1630 feet deep, representing diverse aquifer zones but not a single home's water.

Limitations of Sample Representation for Individual Wells

While extensive, these samples describe regional copper levels rather than conditions in any one household well. Testing a home's water is necessary to know specific copper levels for that location.

Examining Multi-Year and Seasonal Trends in Copper Detection

Sampling Period and Variation Range

The 220 samples span over six and a half years, providing insight into how copper varies in this aquifer over time. Copper measurements ranged from 0.22 to 3.4 micrograms per liter, with a median value of 0.66.

Implications of Detected Versus Non-Detected Samples

Copper was detected in 81 results, meaning the metal appeared at measurable levels, whereas 139 results were below detection limits. Detection does not equate to a violation or hazard but reflects natural fluctuations in groundwater composition.

Interpreting Average and Extreme Copper Values for Home Use

Median Values as a Household Reference Point

The median copper concentration of 0.66 micrograms per liter suggests that half the sampled readings were below this and half above, indicating typical regional copper presence. This helps households set expectations about their source water.

Range Demonstrates Variability Across Wells

Values ranging from 0.22 to 3.4 micrograms per liter indicate that some wells have higher copper levels than others, underscoring the importance of individual water testing before treatment decisions.

Preparing for Treatment Advice: Information to Record

Key Data To Gather Before Choosing Equipment

• Results from any recent water test for copper and other metals
• Depth and location of your well or water source relative to local aquifers
• Household water usage patterns and main water points

Understanding What Your Water Test Does and Does Not Show

Lab results reveal current copper levels but do not guarantee future stability. Consider retesting periodically as aquifer conditions can change over time.

Steps for Prioritizing Water Quality Checks

Start With Basic, Cost-Effective Testing

Begin by reviewing any available municipal or well water quality reports. Confirm copper levels with an accredited laboratory analysis to establish your home's specific conditions.

Consider Treatment After Confirming Elevated Heavy Metals

If copper or other heavy metals appear in concentrations that affect taste, staining, or plumbing, treatment equipment such as the Fleck Heavy Metals Filter ships ready to configure to reduce those levels.

This page summarizes U.S. Geological Survey data from 220 copper samples taken in 16 wells within Bernalillo County's aquifer 112SNTFU. Visit the USGS site for detailed records at https://waterdata.usgs.gov/monitoring-location/350408106335601/.

Where this information comes from

Source: USGS groundwater sampling. Sampled 2020-01-09. 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 112SNTFU aquifer (Bernalillo County): 220 results from 16 wells, median 0.66 ug/L, range 0.22-3.4 ug/L; none above any federal threshold