1. Learn the routine to maintain your Pentair Arsenic Filter system
The Pentair System for arsenic treatment is designed to ship ready to configure and operate with routine upkeep. Maintenance generally involves periodic cartridge replacement and system flushing. This rhythm helps keep the system effective over time without complex attention.
2. Use Johnson County aquifer 111ALVM arsenic data as a homeowner
Government groundwater sampling in Johnson County’s 111ALVM aquifer found arsenic detection in all five results from four separate wells. Levels ranged from 0.06 to 3.2 micrograms per liter, with a median of 1.5 micrograms per liter. None of the samples exceeded federal arsenic thresholds. These figures reflect area conditions and not a specific well. You will need your own water test to know your home's actual arsenic level.
3. Spot symptoms that may or may not point to arsenic in your water
Arsenic presence is not linked directly to sensory signs like taste, smell, or appearance. Its effects cannot be detected by household symptoms. If you notice staining, unusual taste, or odor, these are likely from other causes. Because arsenic is tasteless and odorless, water testing is essential for detection.
4. Consider how well depth and source affect expected arsenic levels
Sampled wells in this area were between 17 and 177 feet deep. Arsenic concentrations can vary with well depth and geological conditions. Deeper wells may encounter different mineral profiles than shallow ones. Understanding your own well depth can help in interpreting your water quality test results.
5. Follow the recommended order to rule out water concerns
- Start with a visual and taste check for obvious water quality issues unrelated to arsenic.
- Review any available public water quality reports if served by a municipal source.
- Test for arsenic specifically through a certified laboratory to confirm your water’s condition.
6. Differentiate between secondary aesthetic limits and health-based arsenic thresholds
Arsenic has a federal health-based maximum contaminant level but no secondary aesthetic standard. Unlike constituents regulated for taste or staining, arsenic's regulation focuses solely on health risks. This means aesthetic water quality concerns should not be confused with arsenic levels or safety.
Final step: Arrange a certified arsenic test for your household water
The single definitive action to settle your arsenic question is to have your household water tested by a certified laboratory. If results fall below federal safety thresholds, no specialized arsenic treatment is needed. If they approach or exceed those levels, the Pentair Arsenic Filter system provides a documented direct-purchase option ready to configure for your home’s treatment needs.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2017-08-28. 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 Arsenic in the 111ALVM aquifer (Johnson County): 5 results from 4 wells, median 1.5 ug/L, range 0.06-3.2 ug/L; none above any federal threshold
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