Manganese in Lafayette Parish: Understanding Local Water Data for Your Home
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Fleck Black Manganese Stains Filter
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Interpreting Lafayette Parish Manganese Data as a Homeowner
The U.S. Geological Survey has sampled groundwater in Lafayette Parish’s aquifer 112CHCTU between 2011 and 2021. The manganese concentrations detected in 56 results from 31 wells ranged from 0.39 to 2120 micrograms per liter, with a median of 273 micrograms per liter. These results represent a broad sample of wells 11 to 250 feet deep but do not measure your home’s water directly. Your own water’s manganese level requires testing from your specific well or water source to understand your individual situation.
Why Secondary Aesthetic Standards for Manganese Do Not Equal Health Limits
Manganese in water is governed primarily by secondary standards that relate to taste, color, and staining potential rather than health-based limits. Although manganese is detected in all samples from the area, none of these results exceed any federal health threshold. This means while manganese may cause water discoloration, staining of plumbing fixtures, or affect taste, it does not inherently signal a health risk at the concentrations found by the USGS in this region.
How Manganese Naturally Enters Lafayette Parish Groundwater
Manganese is a naturally occurring mineral that can dissolve into groundwater through the weathering of rocks and sediments in the aquifer. In Lafayette Parish’s aquifer 112CHCTU, manganese has been found consistently across a variety of sampled wells. The local geology and aquifer conditions influence the manganese presence but do not predict exact levels at every location or depth. Hence, detection in the area is common, reflecting natural background conditions rather than contamination.
Maintaining Effective Manganese Control With the Fleck Black Manganese Stains Filter
For households seeking to reduce manganese’s aesthetic effects, the Fleck Black Manganese Stains Filter ships ready to configure for treating home water supplies. The system requires routine attention to maintain its performance, typically involving scheduled media regeneration and periodic rinsing cycles to flush collected manganese from the filter media. The maintenance rhythm depends on water usage and manganese concentration but is designed to be manageable for residential users without service appointments.
How Sampling Depth and Source Type Affect What to Expect in Manganese Levels
The USGS data includes wells ranging from shallow (11 feet) to moderately deep (250 feet), encompassing different well types. Generally, shallower wells may encounter manganese in different forms or concentrations compared to deeper wells, reflecting variations in aquifer material and redox conditions. Also, the sample type—whether from a private well or a community source—can influence manganese detection. This range highlights why localized testing is necessary for accurate household water assessment.
The Significance of Sample Size and Well Count in Regional Manganese Measurements
The 56 samples collected from 31 wells provide a meaningful overview of manganese in Lafayette Parish’s aquifer 112CHCTU, supporting a median and range that help characterize typical regional conditions. However, the sample size is limited relative to all wells in the area and does not account for possible changes over time or spatial variability at finer scales. Individual water sources may vary significantly, underscoring the need for site-specific analysis.
What Area Manganese Data Does Not Reveal About Your Home’s Water
While area-wide manganese measurements provide valuable context, they do not establish the exact manganese concentration in your household well or tap water. Detection in the regional aquifer does not equate to a problem in your specific water. Testing your own water is the only way to understand whether manganese levels affect your home. If manganese is a concern, using the Fleck Black Manganese Stains Filter offers a documented method to reduce manganese-related staining and discoloration effectively.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2021-07-22. 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 Manganese in the 112CHCTU aquifer (Lafayette Parish): 56 results from 31 wells, median 273.0 ug/L, range 0.39-2120.0 ug/L; none above any federal threshold