The bedrock aquifer underlying York County, ME, serves as a primary groundwater source for many residential wells. Water drawn from these wells travels hundreds of feet through the rock formations before reaching your tap. Understanding the local water quality helps in sizing a treatment system adequately for household use.
If you want to compare York County’s water records to a nearby county’s
The U.S. Geological Survey sampled six wells in York County’s bedrock aquifer, with depths ranging from 104 to 365 feet, producing 18 total dissolved solids (TDS) measurements from August to October 2011. The median concentration was 129.5 mg/L, with a range spanning from 0.14 to 945.0 mg/L. Two results were above the aesthetic secondary standard of 500 mg/L, a taste and staining guideline, not a health or safety citation. When comparing to neighboring counties, it’s important to recognize that variations in geology and well depth affect water composition. Do not assume these numbers reflect your own well’s water, as local variations can be wide. Use the same approach for other nearby areas to avoid overinterpreting differences.
If you need to judge the treatment capacity against your household demand
Treatment systems for complete well water must be sized to handle both the water quality and daily consumption. The Autotrol Complete Well System offers a grain capacity of 32,000 grains, designed to manage typical mineral loads encountered in bedrock aquifers like York County’s. To size this correctly, estimate your household’s daily water usage and the expected TDS level based on your well test results (which are necessary because regional data is only a guide). This helps determine how often the system requires regeneration and ensures reliable performance without exceeding capacity.
If you want a worked example of interpreting the area's median and range for a homeowner
Imagine you live in York County and are evaluating whether your water’s TDS concentration aligns with local samples. The median of 129.5 mg/L indicates that half of the sampled wells had TDS below that level, but some wells show much higher concentrations, up to 945 mg/L, indicating variability. This range means some homes may experience water with more dissolved solids, potentially affecting taste or causing slight staining. This variability stresses the importance of testing your own well water rather than relying solely on regional data. The Autotrol system is engineered to address this typical variability within a 32,000 grain capacity, ensuring effective treatment across a range of conditions.
If you want to know what extra questions commercial or industrial users have beyond households
Commercial and industrial users must consider larger water volumes and more stringent water quality standards depending on their processes. They also often require detailed compositional data beyond TDS, such as specific minerals and potential scaling or corrosion factors. For them, sizing treatment involves calculating peak flows and continuous use rather than daily averages used for households. Additional permitting and compliance testing may apply. Households, in contrast, focus primarily on aesthetic water quality improvements and manageable capacity sizing, which the Autotrol Complete Well System supports effectively.
If you want to understand terms like 'detected', 'median', and 'range' in this record
'Detected' means the analytical instrument measured total dissolved solids in all 18 samples without any below the instrument’s reporting limit. It does not imply a problem, only presence. The 'median' indicates the middle TDS value in the data set, representing a typical measurement in this area but not your well. 'Range' shows the lowest and highest TDS values found, signaling variability across sampled wells in York County. This helps set expectations but is no substitute for testing your specific water before selecting treatment.
In summary, sizing a complete well water treatment system in York County involves careful interpretation of local groundwater data while respecting its limits. Using the Autotrol Complete Well System with a 32,000 grain capacity aligns with typical water quality and household usage here, ensuring treatment that suits both the aquifer’s characteristics and residential demand.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2011-10-25. 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 Total dissolved solids in the BEDROCK aquifer (York County): 18 results from 6 wells, median 129.5 mg/L, range 0.14-945.0 mg/L; 2 above an AESTHETIC secondary standard only (secondary standard 500.0 mg/L (aesthetic)) - not a health finding
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