The Madison Water Utility serves over 272,000 people through more than 100,000 connections using groundwater as its source. According to the EPA's Safe Drinking Water Information System, this system holds two health-based violation records as of the latest public data. This overview clarifies the significance of these figures without assuming your personal water quality.
How to Compare Madison’s Water Record with Nearby Dane County Areas Without Overreading It
Madison’s public water system record reflects aggregated testing from its entire distribution network, not individual household taps. Nearby counties or municipalities might show different results due to distinct water sources or treatment practices. Comparing these records side by side can highlight regional patterns but does not substitute for specific testing of your water supply. For example, other Dane County systems may have fewer or no health-based violations, or different constituent concentrations, but these differences only indicate system-level variation rather than your household’s drinking water condition.
How Many Samples and Wells Back Madison’s Water Quality Figures and What a Small Sample Means
The Madison Water Utility data comes from extensive sampling across many taps and points within the distribution system over time. The EPA requires routine monitoring to ensure regulatory compliance. However, the lead 90th percentile figure is derived from measured concentrations in plumbing samples, reflecting end-user outlets rather than source water alone. A larger sample size in these programs generally provides a more reliable picture of overall water quality for the system. Conversely, a small or limited number of samples for any constituent could mean localized variation is underrepresented, underscoring the value of individual household testing.
Maintenance Rhythm of the Autotrol Safe Drinking Water Filter in Plain Terms
The Autotrol Safe Drinking Water Filter ships ready to configure and is designed for ongoing household use to improve drinking water quality. Its maintenance schedule involves regular media replacement or cleaning intervals aligned with the household’s water demand and water quality characteristics. Routine maintenance ensures the filter continues to address constituents that may impact taste, aesthetic qualities, or potential health concerns identified in system-wide data. Following the manufacturer’s guidance for upkeep supports consistent performance without requiring professional service visits.
What ‘Detected’, ‘Median’, and ‘Range’ Mean in the Sampling Record for Madison’s Water
The EPA’s public water records use terms like 'detected' to indicate that a constituent was measured by laboratory instruments but not necessarily at levels of concern. 'Median' refers to the middle value in a set of measurements, providing an idea of typical concentrations observed. 'Range' describes the span between lowest and highest measured values, reflecting variability from sampling locations or times. Understanding these terms helps interpret what the system’s data reveals and what it does not: detected does not equal unsafe, and range variation is expected in large distribution systems.
How to Judge Treatment Capacity Against Your Household’s Daily Water Demand
When evaluating any water treatment equipment for your home, including the Autotrol Safe Drinking Water Filter, consider daily water consumption and the system’s rated capacity. While exact product specifications are not detailed here, you should ensure the unit can handle your household’s peak usage without performance decline. This includes water used for drinking, cooking, and other tasks where treated water is desired. Matching capacity with demand helps maintain effective treatment and prolongs filter media life.
In summary, the Madison Water Utility’s EPA public water system record captures system-wide water quality through extensive groundwater sampling and distribution testing. It highlights two health-based violations on record but does not define any individual household’s water condition. For a specific assessment, certified laboratory testing of your home water is necessary. The Autotrol Safe Drinking Water Filter is a documented solution available for purchase that ships ready to configure and offers maintenance aligned with typical household needs. Review the government’s full Madison Water Utility record on the EPA site for ongoing updates and detailed data.
Where this information comes from
Source: EPA SDWIS public water system record. Sampled 2023-09-30. These figures describe the public water system's record, not the plumbing inside any individual building.
On record: EPA SDWIS record for MADISON WATER UTILITY (WI1130224), groundwater supply, serving 272000 people: 2 health-based violations of 4 total; lead 90th percentile 0.0018 mg/L
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