Public-System Records Are Not Direct Proof of Your Private Well's Water Quality
Many people assume that government water-quality records automatically reflect their own well water conditions. In El Paso County's aquifer 111ALFP, the U.S. Geological Survey collected 440 nitrite samples from 10 area wells between 2010 and 2024, finding nitrite detected in about one-third of these samples. However, these measurements come from wells ranging 42 to 120 feet deep and do not represent your personal well or household tap. To know your home's nitrate and nitrite levels with certainty, you must conduct an individual water test.
Comparing El Paso County Findings to Neighboring Areas Requires Nuanced Interpretation
It might be tempting to look at nitrite data from nearby counties to estimate risk. But differences in aquifer composition, well depths, and sampling frequency can affect results. In El Paso County’s aquifer 111ALFP, nitrite was detected up to 0.167 mg/L, all well below federal thresholds. This range alone does not mean neighboring counties have higher or lower risks without parallel, precise data. Understanding whether nitrite detections in El Paso County are typical or exceptional requires cautious context rather than simple comparison.
Household Fixtures and Processes Sensitive to Nitrate and Nitrite
Nitrate and nitrite levels primarily concern drinking water quality, especially for infants, pregnant women, and individuals with specific health considerations. Appliances like ice makers or water dispensers can be indirectly affected if water contains elevated nitrate/nitrite, potentially influencing taste or requiring maintenance. However, nitrite levels detected in El Paso County groundwater samples have not exceeded federal guidelines, indicating typical household plumbing and water use are unlikely to encounter nitrates at concentrations that cause operational issues.
How the Pentair Nitrate & Nitrite (Well) Filter Addresses Nitrate Concerns
If testing reveals nitrate or nitrite concentrations in your home's water above your comfort level or health-based standards, using a treatment solution designed specifically for these compounds can provide peace of mind. The Pentair Nitrate & Nitrite (Well) Filter ships ready to configure and uses specialized filtration to reduce nitrate and nitrite levels in well water to help meet household drinking water needs. This approach is documented for residential use and targets the compounds directly without affecting other water qualities.
Steps to Clarify Your Household Nitrate Situation
Before deciding on any treatment, start with confirming your well water’s characteristics. The least expensive initial step is to collect a water sample and send it to a certified laboratory for nitrate and nitrite analysis. This test will confirm concentration levels, clarifying if further action is needed. If results show concentrations near or above health-based guidance, then considering a specialized filter like the Pentair system becomes relevant.
Ordering a laboratory nitrate test is the single most important action to settle your household’s nitrate water quality question, enabling informed decisions based on your own water, not just regional averages or area sampling.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2024-08-22. 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 Nitrite in the 111ALFP aquifer (El Paso County): 440 results from 10 wells, median 0.006 mg/L, range 0.001-0.167 mg/L; none above any federal threshold
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