Reading the Record's Median and Range as a Homeowner
When considering perchlorate in your household water, reviewing the public water system record is a practical starting point. For residents served by NJ American Water Company - Atlantic Division, which covers areas including Absecon City, Egg Harbor Township, and Galloway Township among others in Atlantic County, EPA monitoring from 2001 to 2005 recorded 34 perchlorate test results. None were above the reporting level of 4.0 µg/L. This indicates that perchlorate was not detected at or above this threshold during those tests in the public water supply. Understanding these values means recognizing that 'not detected' at this level does not guarantee zero perchlorate, but suggests levels below the instrument's reporting limit during monitoring.
Considering Larger or Seasonal Households
Water usage varies with household size and occupancy patterns. A larger household or seasonal residence may require treatment equipment sized to meet higher water demands or periods of inactivity. Since perchlorate exposure is related to ingestion, consistent water use increases potential intake over time. When evaluating treatment options, it's important to consider daily water usage volume and duration of occupancy to select technology capable of managing the expected load effectively.
Fixtures, Appliances, and Processes Most Impacted
Perchlorate primarily affects water consumed or used in food preparation. Faucets supplying drinking water, kitchen sinks, and appliances like refrigerators with water dispensers or ice makers are first impacted. Showerheads and washing machines do not concentrate perchlorate exposure significantly because skin contact and fabric washing do not typically absorb perchlorate. Therefore, treatments focusing on outlets used for drinking and cooking are most relevant.
Judging Treatment Capacity Against Household Daily Demand
Deciding between treatment methods depends heavily on matching system capacity to household water use. Filtering systems designed to reduce perchlorate need to handle peak daily consumption without frequent regeneration or replacement. Evaluating your household’s average daily water use—taking into account all drinking, cooking, and beverage preparation—helps ensure that the chosen solution maintains consistent performance and water availability.
Understanding 'Detected', 'Median', and 'Range' in This Context
In EPA records for this system, 'detected' means a perchlorate measurement was above the instrument's reportable level. In this case, none of the 34 samples detected perchlorate above 4.0 µg/L, so no median or range of detected perchlorate levels exist beyond 'not detected'. These terms do not represent compliance or safety judgments but simply measurement outcomes during the monitoring period. They indicate absence of perchlorate at measurable levels in the sampled public water system during that time.
Consequences of Leaving Perchlorate Untreated Over Time
While the local water system has no perchlorate detection above the reporting limit, individual wells may vary and certain technical approaches exist to reduce perchlorate if present. Without treatment where perchlorate is detected, ongoing ingestion could lead to exposure accumulation. The documented solution, the Fleck Perchlorate Filter, uses a specialized system to reduce perchlorate concentrations effectively in household water. Choosing a technology compatible with household demand helps manage potential exposure responsibly over time.
Final Considerations on Regional Data and Home Water Safety
This area's water system record does not show perchlorate presence above the detection limit and has no EPA health-based violations related to perchlorate. However, regional system results do not guarantee individual household water quality. Testing your home's water specifically for perchlorate concentration is necessary to make informed treatment decisions. Avoid presuming your water matches the public system’s tested averages or limits. Instead, base your choice between treatment options on your unique water test results and household water use patterns.
Where this information comes from
Source: EPA SDWIS public water system record. Sampled 2002-09-16. These figures describe the public water system's record, not the plumbing inside any individual building.
On record: EPA UCMR1 monitoring (2001-2005) for NJ AMERICAN WATER COMPANY - ATLANTIC DIV (NJ0119002), NJ: 34 results across 1 listed contaminants, 0 detections above the reporting level; nothing detected above the method reporting level