Most homeowners in MP wonder if perchlorate in their water supply is a cause for concern and how to choose the right treatment equipment. Government sampling of the local public water system, COMMONWEALTH UTILITIES CORP. (ROTA), found no perchlorate above the reporting level. This record means no health-based violations were noted, but local presence of perchlorate remains worth understanding for those deciding on household water treatment.
Myth: Perchlorate Comes from Unknown Sources and Is Randomly Present in Water
The record shows that perchlorate in MP’s public water system originates primarily from environmental sources that can seep into groundwater or surface water, such as industrial runoff or natural occurrences in the watershed feeding the system. The EPA’s Unregulated Contaminant Monitoring Rule (UCMR1) detected no perchlorate above 4.0 µg/L in 12 samples over a monitoring period. This indicates perchlorate is either absent or present only at very low levels in the source water supplied to the community and subsequently distributed to homes.
Myth: Treated Water at the Tap Is the Same Whether or Not You Use Specialized Equipment
When perchlorate is present at measurable levels, certain filtration systems can reduce it effectively, changing the water’s composition at the tap. The Fleck Perchlorate Filter is documented to specifically address perchlorate removal, acting to reduce perchlorate concentrations through proven technology. Once in operation, the treated water delivered to the household will have perchlorate levels significantly lowered compared to untreated supplies—important in areas with perchlorate known to be elevated. Since the local system’s perchlorate was not detected above the reporting level, this equipment provides a safeguard for homes concerned about occasional or future changes beyond what regional data shows.
Myth: Any Equipment Does as Well Regardless of Household Water Demand
Residential water demand varies based on family size, daily usage habits, and water pressure needs. Choosing equipment requires comparing treatment capacity to household flow and volume demands. The Fleck Perchlorate Filter ships ready to configure with capacities suitable for typical households, ensuring it can handle peak demands without reducing performance. Evaluating daily water consumption estimates against the system’s documented capabilities helps avoid undersizing or oversizing. This comparison is key to maintaining optimal perchlorate removal efficiency without wasted capacity or inadequate treatment.
Myth: Commercial or Industrial Questions About Perchlorate Treatment Apply Equally to Home Use
Commercial and industrial users often face more complex perchlorate issues such as higher volume flows, regulatory reporting requirements, and process water integration. These needs lead to additional questions about system scalability, compliance, and maintenance schedules. A household, by contrast, primarily focuses on safe and reliable perchlorate reduction for drinking and cooking water, without regulatory filings or large-scale operational concerns. Knowing this distinction helps homeowners concentrate on user-friendly, appropriately sized solutions rather than industrial-grade complexities.
Myth: Aesthetic Secondary Standards Are the Same as Health-Based Limits for Perchlorate
The federal record for MP’s water system shows no health-based violations for perchlorate. Notably, secondary standards, which address taste, staining, or odor, differ from health-based limits that concern safety. Perchlorate’s secondary standards relate more to water aesthetics, whereas health-based limits—currently not established federally—would be set only if scientific evidence warranted. Understanding this difference helps households interpret monitoring results clearly and make informed choices about treatment priorities.
Myth: Household Symptoms Are Direct Indicators of Perchlorate in Water
Symptoms like unusual taste or staining in plumbing may stem from various water constituents unrelated to perchlorate. The government record and absence of perchlorate detection above reporting levels suggest such symptoms likely have other causes. To confirm perchlorate presence in your own water, testing specific to your well or tap is necessary. Without testing, no symptom should be assumed to indicate perchlorate issues, nor should treatment be initiated solely on anecdotal evidence.
This overview reflects the public water system record for MP’s COMMONWEALTH UTILITIES CORP. (ROTA), summarizing perchlorate occurrence documented by EPA monitoring from 2001 to 2005. For detailed government data, please refer to the EPA's Unregulated Contaminant Monitoring Rule public records.
Where this information comes from
Source: EPA SDWIS public water system record. Sampled 2001-07-23. These figures describe the public water system's record, not the plumbing inside any individual building.
On record: EPA UCMR1 monitoring (2001-2005) for COMMONWEALTH UTILITIES CORP. (ROTA) (MP0000003), MP: 12 results across 1 listed contaminants, 0 detections above the reporting level; nothing detected above the method reporting level

