How Public-System Records Differ from Private-Well Testing in What They Establish
Government sampling data for perchlorate in Area 05 comes from public water system records, specifically the Stockbridge-Munsee system. These records reflect the water quality at a large scale as served to many homes and do not provide information about any single household's tap or private well water. Private well water can have different perchlorate levels depending on local conditions, well depth, and other factors, necessitating individual testing to understand its specific water quality.
What 'Detected', 'Median' and 'Range' Mean in the Sampling Record on This Page
The EPA's Unregulated Contaminant Monitoring Rule (UCMR) data for this system shows two perchlorate test results, both below the reporting level of 4.0 micrograms per liter. No perchlorate was detected above this threshold during the 2001–2005 monitoring period. 'Detected' means the instrument measured perchlorate at or above the reporting level in a sample, while 'median' and 'range' refer to the distribution of detected values within the sampled data. Here, the lack of detections means no measurable perchlorate was found in those samples.
What a Certified Laboratory Test for This Constituent Reports and How to Read It
When testing for perchlorate in household water, a certified laboratory will provide results showing perchlorate concentration in micrograms per liter (µg/L). The laboratory report typically includes a reporting level—the smallest concentration reliably measurable. Results below this level are reported as 'not detected,' indicating perchlorate is below the test's sensitivity. To know the actual perchlorate concentration in your home water, individual sampling and testing by an accredited lab are necessary, as regional data cannot substitute for these results.
How Many Samples and Wells Stand Behind the Figures, and What a Small Sample Means
The perchlorate data for this public water system is based on a limited number of samples collected between 2002 and 2005; specifically, two results with no detections above the reporting level. While this provides a snapshot of perchlorate presence at the system level during that timeframe, a small number of samples limits the ability to identify localized or temporal variations. Residents considering perchlorate concerns should recognize that their own water situation may differ and testing their specific water source is advisable.
How the Documented Treatment Technology Removes or Neutralizes the Constituent
For households deciding between treatment options to address perchlorate, the C-Series Perchlorate Filter offers a documented solution. It operates by effectively removing perchlorate ions from water, reducing potential intake through drinking and other household uses. This system ships ready to configure, allowing it to be integrated into existing water lines. Using this technology can provide an added level of control over perchlorate levels in residential water after confirming its presence through testing.
How Sample Depth, Well Depth or Source Type Changes What a Reader Should Expect
Perchlorate concentrations in water can be influenced by factors such as source type—whether groundwater or surface water—and the depth at which samples or wells are located. Typically, deeper wells may show different contaminant profiles than shallow wells. Public water systems often blend sources and treat water to meet regulatory expectations, resulting in generally consistent water quality. Private wells, by contrast, can vary widely. Understanding these variables helps homeowners interpret regional data and assess the need for personalized water testing and treatment.
What You Should Not Conclude
The perchlorate data for the Stockbridge-Munsee public water system serving Area 05 shows no health-based violations and no perchlorate detections above the reporting level during the specified monitoring period. This means the system's recorded perchlorate levels were low enough to not trigger any regulatory concern. However, these results do not guarantee the same conditions in every home or private well. Individual water testing remains necessary to know the perchlorate concentration in your water before deciding on treatment approaches such as the C-Series Perchlorate Filter.
Where this information comes from
Source: EPA SDWIS public water system record. Sampled 2002-12-03. These figures describe the public water system's record, not the plumbing inside any individual building.
On record: EPA UCMR1 monitoring (2001-2005) for STOCKBRIDGE-MUNSEE (055295001), 05: 2 results across 1 listed contaminants, 0 detections above the reporting level; nothing detected above the method reporting level