Understanding the Basis of Regional Data
Number of Wells and Samples in Douglas County Area
The U.S. Geological Survey sampled 171 water results from 22 separate wells within the N100BSNRGB aquifer in Douglas County. These wells ranged in depth from 88 to 229 feet. This breadth of data provides a regional picture rather than information about any individual well.
Implications of a Limited Sample Size per Well
While 171 samples offer insight into area water quality trends, the sample count per well varies and may not capture short-term fluctuations or anomalies in any single location’s water.
Recognizing Variability Over Time
Sampling Period Covering Multiple Years
Samples were collected over a period extending from April 7, 2010, to March 18, 2026, providing a long-term perspective on water constituents in the area.
Detection Range and Stability of Constituents
Chloride was detected in all 171 samples, with a median concentration of 13.6 mg/L and a range spanning 1.3 to 49.1 mg/L. This range shows natural variation in the aquifer but no sample exceeded any federal thresholds for this constituent.
Public Regional Data Versus Private Well Testing
What Area Sampling Does Not Reveal
These figures reflect regional groundwater conditions and cannot substitute for testing your own well water. Private well results are needed to confirm your water’s specific quality and constituent levels.
Reasons to Obtain Certified Laboratory Analysis
Only a certified analysis of your household well water can identify actual levels of constituents requiring treatment decisions. Regional data might suggest potential concerns but cannot establish your well’s unique profile.
Household Signs Related to Total Well Water Concerns
Common Household Effects Not Directly Linked to This Regional Chloride Range
Issues like unusual taste, staining on fixtures, or corrosion can be influenced by chloride concentrations, but the area’s sampling results indicate levels below thresholds that typically cause such effects.
Symptoms Worth Checking Independently
Water hardness, iron staining, and other local plumbing issues may produce noticeable problems unrelated to regional chloride data. Identifying whether these symptoms stem from your water source or plumbing system is important.
Influence of Plumbing Age and Materials
Older or Corroding Pipes Can Affect Water Appearance and Taste
Even with acceptable source water quality in Douglas County, aging plumbing can cause discoloration, metallic taste, or staining inside a home.
Distinguishing Plumbing Issues from Source Water Conditions
Testing your water directly can help differentiate whether problems originate in the well water itself or within the household plumbing infrastructure.
Final Considerations and Next Steps
Given the documented grain capacity of 32,000 for the Autotrol Total Well Chlorination System, this equipment ships ready to configure as a direct purchase. It is designed to address water quality issues typical for private wells and can provide targeted treatment based on your household’s specific test results. Conducting a certified water test of your own well is the essential step before considering this solution to ensure it meets your precise water treatment needs.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2026-03-18. 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 Chloride in the N100BSNRGB aquifer (Douglas County): 171 results from 22 wells, median 13.6 mg/L, range 1.3-49.1 mg/L; none above any federal threshold
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