Step 1: Rule Out Causes Starting with Simple Checks to Lab Tests
When existing water treatment equipment fails to control well rust and hardness, begin by evaluating potential causes starting with the easiest and least costly. First, check for visible signs of rust or scale buildup around faucets, appliances, and pipes. Next, test water hardness and rust indicators with home kits to confirm if the issue persists. If results are unclear or inconsistent, the next step is to send water samples to a certified laboratory for detailed analysis. Laboratory tests will provide precise measurements of calcium and magnesium hardness and the presence of rust-related minerals, essential for accurate diagnosis.
Step 2: Distinguishing Well Rust and Hardness from Commonly Confused Problems
Well rust and hardness problems often resemble issues such as sediment or bacterial contamination, but their underlying causes differ. Rust in water usually results from iron or other metallic minerals dissolved from well components or natural deposits, whereas hardness is caused by calcium and magnesium minerals naturally present in groundwater. Unlike sediment, which is particulate matter, and bacterial contamination, which involves microbial presence, rust and hardness relate to dissolved mineral content impacting water quality aesthetically and functionally, such as causing staining and scaling.
Step 3: Public System Records Versus Private Well Testing in What They Show
Public water system quality records for Lancaster County, specifically the N100GLCIAL aquifer from which local wells draw, reflect area-wide sample results rather than individual wells. According to U.S. Geological Survey data collected from 21 wells between 2010 and 2011, calcium and magnesium hardness concentrations ranged from 170 to 1150 mg/L, with a median of 302 mg/L. These values were detected in all samples without exceeding any federal regulatory thresholds. However, these figures do not substitute testing your well water, as private well conditions can vary significantly even within the same aquifer.
Step 4: Assessing Treatment Capacity Against Household Water Demand
When selecting water conditioning equipment after failure, it's crucial to match the treatment capacity to your household’s daily water usage. The Pentair Well Rust + Hardness System features a grain capacity of 32,000 grains, suitable for handling moderate to high hardness levels typical of Lancaster County groundwater samples. Consider your household size, number of bathrooms, and daily water consumption to ensure the system can effectively condition incoming water without frequent regeneration cycles or overload.
Step 5: Adjusting Expectations for Various Household Types
Different household situations affect water treatment needs. Larger households with higher water use, second homes with intermittent occupancy, or seasonal properties may require adjustments in system sizing or maintenance schedules. For example, seasonal properties might face periods of stagnation that can alter mineral concentrations or increase rust potential, necessitating occasional flushing or system conditioning readiness. Understanding these factors helps tailor treatment approaches to ensure consistent water quality.
In summary, the U.S. Geological Survey's sampling of wells in Lancaster County’s N100GLCIAL aquifer found calcium and magnesium hardness consistently present but within federal ranges, based on data from 21 wells sampled over 2010–2011. This regional data informs expectations but does not replace testing your own well water. For households with failed equipment facing rust and hardness challenges, the Pentair Well Rust + Hardness System ships ready to configure and offers a documented solution matched to typical area hardness levels. For complete technical details and the official data source, visit the U.S. Geological Survey groundwater monitoring site.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2011-10-12. 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 Hardness, Ca, Mg in the N100GLCIAL aquifer (Lancaster County): 79 results from 21 wells, median 302.0 mg/L, range 170.0-1150.0 mg/L; none above any federal threshold
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