Reading Nitrate Data: Median and Range in Hendricks County Wells
Recent U.S. Geological Survey sampling in Hendricks County’s aquifer 112PLSC recorded nitrate concentrations in 62 groundwater samples from five wells sampled between 2014 and 2025. The median nitrate level found was 0.9695 mg/L, with results ranging from 0.074 to 13.6 mg/L. Nearly half of these samples showed nitrate below the reporting limit, while 30 had measurable nitrate. Notably, two samples exceeded the federal maximum contaminant level (MCL) of 10.0 mg/L for nitrate, a threshold established for health considerations. This data originates from shallow wells 8 to 28 feet deep and represents conditions in the area aquifer, not any one household well.
Distinguishing Aesthetic Concerns from Health Standards for Nitrate
Nitrate primarily impacts water through health-based criteria rather than taste or staining. The federal MCL for nitrate is developed to prevent health risks, particularly for infants and pregnant women, and is not related to water aesthetics. Because nitrate is colorless and tasteless at typical concentrations, its presence is not indicated by smell or flavor changes. Levels below the MCL are not considered a health concern by regulatory agencies, so exceedances found in the area highlight the importance of testing individual household water to clarify specific exposure.
Sample Size and Data Coverage: What This Means for Homeowners
The Hendricks County data comes from five wells analyzed over several years, providing a snapshot of nitrate conditions in aquifer 112PLSC but with limitations. Although 62 samples offer some consistency, the small number of wells means variability across the broader aquifer or individual household wells may exist. For a homeowner, this regional perspective indicates the potential for nitrate to be present but cannot determine levels at a given residence. Independent testing of household water is essential to assess personal exposure and treatment needs.
How C-Series Nitrate & Nitrite (Well) Filter Addresses Your Water’s Nitrate
When household water tests confirm nitrate concentrations approaching or exceeding the health-based threshold, effective treatment is key. The C-Series Nitrate & Nitrite (Well) Filter employs technology designed to reduce nitrate and nitrite compounds reliably. It ships ready to configure and can be integrated into household water systems, providing a documented option to improve water safety related to nitrate presence. This treatment does not rely on chemicals but on filtration processes suited for residential wells.
What Well Depth and Source Imply for Nitrate Levels
The government data’s focus on shallow wells between 8 and 28 feet deep influences nitrate detection since nitrate contamination often originates near the surface from fertilizer use, septic systems, or runoff. Deeper wells may show different nitrate levels due to natural attenuation or dilution in the aquifer. Homeowners with wells deeper than sampled or tapping different sources may find nitrate concentrations differ from recorded area values. Therefore, local well depth and source type are important considerations when interpreting regional nitrate data and deciding on testing and treatment.
Conclusion: What Regional Data Does Not Tell You
Area-wide sampling in Hendricks County provides valuable insight into nitrate occurrence in aquifer 112PLSC but cannot determine nitrate concentration in any individual household well. Detection in the region does not mean your water exceeds health guidelines, nor does it guarantee safety without testing. Only a specific water analysis of your home source can establish your nitrate level and inform necessary action. Use these area data as a basis for understanding potential risks and follow with testing to identify if a treatment approach such as the C-Series Nitrate & Nitrite (Well) Filter is appropriate for your household water.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2025-08-25. 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 Nitrate in the 112PLSC aquifer (Hendricks County): 62 results from 5 wells, median 0.9695 mg/L, range 0.074-13.6 mg/L; 2 above a health-based federal MCL (federal MCL 10.0 mg/L)