Government sampling of groundwater in Sherburne County's aquifer 112PLSC shows manganese was detected in most wells tested with a median concentration of 136.0 micrograms per liter and a range from 0.49 to 1310.0 micrograms per liter. None of these measurements exceeded a federal threshold, reflecting general compliance within this area.
Maintenance Rhythm of the Autotrol Black Manganese Stains Filter
The documented technology to address manganese staining and related issues is the Autotrol Black Manganese Stains Filter. This system ships ready to configure and requires regular maintenance to sustain optimal performance. Typically, maintenance involves replenishing a media bed that captures manganese and periodic backwashing to clean the filter material. The timing of these maintenance actions depends on the manganese load and water usage but generally occurs on a monthly or quarterly cadence to prevent buildup and preserve treatment efficiency.
Understanding 'Detected,' 'Median,' and 'Range' in Manganese Sampling
In the government record, manganese was detected in 16 out of 21 samples collected from 16 different wells ranging in depth from 8 to 57 feet. 'Detected' means the measurement instrument found manganese's presence; it does not imply a violation or unsafe condition. The 'median' value of 136.0 micrograms per liter represents the middle concentration when all samples are ordered from lowest to highest, offering a central tendency indication. The 'range' from 0.49 to 1310.0 micrograms per liter conveys the variability observed in these samples, with some wells showing very low manganese and others considerably higher levels within this aquifer.
Seasonal and Multi-Year Variation in Manganese Levels
The data spans from August 2011 to July 2018, highlighting that manganese concentrations fluctuate over time in Sherburne County's aquifer 112PLSC. This variation can correspond to seasonal changes in groundwater chemistry, water table levels, and natural geochemical processes. Such multi-year sampling is essential for understanding long-term trends rather than relying on a single test. Homeowners assessing manganese impacts should consider testing their own water repeatedly or at different times of year to capture this natural variability.
Judging Treatment Capacity Against Household Daily Demand
When choosing a manganese treatment solution, the system's capacity must align with household water use. The Autotrol Black Manganese Stains Filter is designed for residential-scale flow rates and manganese loads typical for the Sherburne County aquifer. Estimating daily consumption in gallons and comparing it with the filter’s rated throughput ensures efficient removal without excessive media exhaustion or frequent maintenance. This assessment helps select an appropriate filter size to sustain performance and avoid water quality issues.
Fixtures and Appliances Affected First by Manganese
Within a household, manganese typically impacts faucets, showerheads, water-using appliances, and plumbing fixtures initially. Manganese can cause dark staining on sinks, tubs, and laundry, as well as contribute to unpleasant taste or discoloration in drinking water. Removing manganese before it reaches these points preserves appliance function and aesthetic appearance. Treatment systems like the Autotrol filter focus on reducing manganese to protect these household components most vulnerable to staining and buildup.
In summary, the manganese record for Sherburne County aquifer 112PLSC is based on 21 samples from 16 wells between 2011 and 2018, showing presence but no federal threshold exceedances. The Autotrol Black Manganese Stains Filter offers a documented solution designed to match residential demand and reduce manganese effects. For detailed data, visit the U.S. Geological Survey groundwater monitoring site covering this aquifer.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2018-07-31. 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 112PLSC aquifer (Sherburne County): 21 results from 16 wells, median 136.0 ug/L, range 0.49-1310.0 ug/L; none above any federal threshold
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