Fleck Total Well Chlorination System

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Opening: What Government Sampling Shows About San Bernardino County Wells

Between 2010 and 2026, the U.S. Geological Survey sampled 523 wells across San Bernardino County’s aquifer N100BSNRGB, collecting 1497 test results for chloride, an important water constituent affecting taste and staining. The median chloride concentration found was 40.4 mg/L, with a wide range from 0.7 to 3800.0 mg/L. Chloride was detected in nearly all samples, except for 18 results that were below the reporting limit.

1. The Long-Term Impact of Untreated Total Well Water Problems

Leaving total well issues like elevated chloride unaddressed over years can cause aesthetic impacts such as unpleasant tastes and staining on plumbing fixtures and laundry. While these effects do not indicate health risks, they can degrade household water experience and increase wear on pipes and appliances due to corrosivity risks associated with higher dissolved solids.

2. Maintenance Rhythm of Chlorination and Filtration Systems

The Fleck Total Well Chlorination System ships ready to configure and requires a straightforward maintenance schedule. Periodic checks and replenishment of chlorination media or filters at intervals recommended by the product guide will keep the system functioning effectively, mitigating the presence of microbial contaminants and improving overall water quality.

3. Judging Treatment Capacity Against Household Daily Water Use

This system features a grain capacity of 32,000 grains, meaning it can process a significant volume of water before maintenance is required. Households should compare their daily water usage to this capacity to understand how long the treatment system will operate optimally between service cycles. Estimating average daily consumption helps in managing system performance efficiently.

4. Variability of Water Quality in the Aquifer Over Time

The chloride data collected over nearly sixteen years shows fluctuations from a low of 0.7 mg/L to highs exceeding 3,800 mg/L. Seasonal changes and multi-year trends can influence these levels, as factors like rainfall, groundwater recharge, and human activity vary. Awareness of this variability supports better water management decisions.

5. Understanding Aesthetic Secondary Standards Vs. Health-Based Limits

The secondary standard for chloride in this region is 250 mg/L, which is a guideline to prevent unpleasant taste and staining. This is not a health-based safety limit and exceeding it in some wells does not imply any health risk. The U.S. Geological Survey found that 141 test results surpassed this aesthetic threshold but emphasized these findings as indicators for treatment consideration, not violation or danger.

6. A Homeowner’s Interpretation of Chloride Data from San Bernardino County

Reading the median chloride value of 40.4 mg/L suggests typical water in the area has modest aesthetic impact, while the range signals that some wells experience much higher concentrations. This spread means testing your own well water is essential to determine specific conditions rather than assuming based on regional data alone.

Closing: What Test You Need to Identify Your Well’s Status

The single most useful step for a homeowner uncertain about their well water is to obtain a professional water analysis focused on chloride concentration and other relevant parameters. This test will clarify whether treatment like the Fleck Total Well Chlorination System is appropriate, providing a clear basis for action.

Where this information comes from

Source: USGS groundwater sampling. Sampled 2026-05-13. 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 (San Bernardino County): 1497 results from 523 wells, median 40.4 mg/L, range 0.7-3800.0 mg/L; 141 above an AESTHETIC secondary standard only (secondary standard 250.0 mg/L (aesthetic)) - not a health finding