Autotrol Safe Drinking Water Filter

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Local Groundwater Source and Public Water Supply

The Lynbrook water system, serving Hempstead (T) and Lynbrook (V) in Nassau County, depends on groundwater as its supply source. This system delivers water to over 74,600 connections, serving approximately 220,000 residents. The water reaches homes after treatment and distribution managed by the public water system, which is regularly monitored to ensure compliance with health standards.

Understanding Certified Laboratory Test Reports for Your Constituent

Lead 90th Percentile in Distribution System

Reports from June 2025 show a lead concentration at the 90th percentile of 0.0042 mg/L in samples from household plumbing within this public system. This indicates the level found in the distribution network, not the groundwater source itself.

Interpreting Detection Levels

A detection simply means the measuring instruments identified the constituent; it does not imply a violation or unsafe condition. Values below regulatory thresholds are considered acceptable and meet the requirements for safe drinking water.

Sample Size and Representativeness of Regional Water Quality Data

Number of Samples and Sampling Locations

The system's reported data is based on multiple samples collected across the public water distribution network, representing a wide cross-section of the served population and multiple points within the system. However, individual household water may vary depending on plumbing and fixture materials.

Limitations of Small Sample Sizes

While the data covers many connections, sampling frequency and locations may not capture every variation, especially for constituents affected by local plumbing. Individual water testing is necessary to confirm a particular home's water quality.

Comparing Nassau's Water Record with Neighboring Counties

Contextualizing Lead Levels

Lead levels reported for Lynbrook in Nassau County fall within ranges typical for the region’s public water systems. Neighboring counties may show different sampling outcomes based on water source, treatment, and infrastructure age, but direct comparison should be cautious to avoid overinterpretation.

What Regional Data Does Not Confirm

Regional data show system-wide trends but do not confirm the safety or condition of any single household's water. Home testing remains important when concerns about contaminants exist.

Changes to Water Quality at the Tap after Using Autotrol Safe Drinking Water Filter

Reduction of Lead and Other Particulates

The Autotrol Safe Drinking Water Filter is designed to reduce identified constituents such as lead by filtering water just before it reaches tap outlets, complementing the public system's treatment efforts.

Maintaining Taste and Clarity

Beyond safety, the filtration technology helps maintain the taste and appearance of water by addressing trace contaminants, consistent with user expectations for high-quality household drinking water.

Clarifying Sampling Terms in System Records

Meaning of 'Detected', 'Median', and 'Range'

• Detected: The constituent was measured at or above the instrument’s detection limit during sampling.
• Median: The middle value of all samples taken, showing the central tendency but not indicative of peak levels.
• Range: The lowest to highest measured values across all samples reflecting variability within the system.

Considerations for Different Household and Property Types

Large Households

Higher water usage in large households may require filtration equipment with suitable capacity to maintain effective contaminant reduction without loss of flow rate.

Second or Seasonal Homes

For properties with intermittent use, ensuring water freshness is important. The filtration system is ready to configure as needed to maintain safe and pleasant drinking water during occupancy periods.

Summary of Government-Sourced Water Quality Data

The public water system record for LIBERTY UTILITIES NEW YORK - LYNBROOK (NY2902835) provides information reflective of the overall system serving Hempstead (T) and Lynbrook (V) in Nassau County but does not replace household-specific testing. These data are publicly available through the EPA’s Safe Drinking Water Information System and help guide informed decisions on equipment like the Autotrol Safe Drinking Water Filter, which ships ready to configure to address concerns about drinking water safety.

Where this information comes from

Source: EPA SDWIS public water system record. Sampled 2025-06-30. These figures describe the public water system's record, not the plumbing inside any individual building.

On record: EPA SDWIS record for LIBERTY UTILITIES NEW YORK - LYNBROOK (NY2902835), groundwater supply, serving 220000 people: 3 health-based violations of 22 total; lead 90th percentile 0.0042 mg/L