Government Sampling Shows Varied Calcium and Magnesium Levels in Navajo County
The U.S. Geological Survey data for Navajo County's aquifer 220NAVJ reveals calcium and magnesium were detected in all 40 water samples from 14 wells between June 2010 and August 2019. Concentrations ranged widely, from 1.23 mg/L up to 163.0 mg/L. No sample exceeded any federal thresholds. These measurements reflect groundwater in the area but do not specify any individual household's water content.
How Treated Water Differs at the Tap After Using the Pentair Faded, Stiff Laundry System
When configured, the Pentair Faded, Stiff Laundry System adjusts water characteristics associated with calcium and magnesium compounds that affect laundry appearance. This system reduces the interaction of these minerals with fabrics, helping to maintain color and texture by minimizing mineral buildup during washing cycles. The result is water that supports better laundry preservation without changing federally acceptable mineral levels.
Long-Term Effects of Untreated Mineral Content on Laundry
Leaving calcium and magnesium untreated over multiple years may lead to gradual dulling or stiffness in laundered fabrics as minerals accumulate in textiles. These effects develop slowly and relate to the concentration range reported in the regional aquifer. While colors can fade due to mineral interaction, this outcome varies greatly by water use patterns and washing practices.
Fixtures and Laundry Processes Most Affected by Mineral Content
The fixtures and appliances exposed directly to wash water—such as washing machines and laundry tubs—experience mineral-related effects first. Mineral deposits can build up on fabric fibers during wash cycles, particularly when higher mineral concentrations occur at the tap. This is why the laundering process benefits most from water treatment that targets these specific minerals.
Comparing Navajo County's Water Data Without Overreading Regional Variations
Neighboring counties may also show calcium and magnesium detections with different medians and ranges. Comparing these data sets requires caution: variations exist due to geologic differences and sampling depth rather than indicating water quality problems. The Navajo County data provide a snapshot for this aquifer but do not establish strict boundaries or predict individual well content in adjacent areas.
Seasonal and Multi-Year Variation in Mineral Levels Documented by USGS Sampling
The samples collected span over nine years, indicating that mineral content can vary over time and by depth, from wells ranging 554 to 3737 feet deep. Although calcium and magnesium were consistently detected, the range illustrates how concentrations fluctuate. These fluctuations emphasize the importance of testing your own water to confirm specific conditions rather than relying solely on area data.
This briefing is based on the USGS groundwater sampling record for Navajo County's aquifer 220NAVJ, encompassing results from 14 wells sampled between 2010 and 2019. See the government source directly for detailed data and updates.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2019-08-23. 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 Hardness, Ca, Mg in the 220NAVJ aquifer (Navajo County): 40 results from 14 wells, median 2.935 mg/L, range 1.23-163.0 mg/L; none above any federal threshold
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