Pentair Lead in Water Filter

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Myth: Detecting Lead Means Your Water Is Unsafe

Many assume that any detection of lead in water automatically signals a hazardous condition. However, the data for Miller County’s public water system, Texarkana Water Utilities (AR0000360), shows a lead 90th percentile level of 0.001 mg/L measured from plumbing and tap water samples in 2025. This is a distribution measure that reflects household plumbing influences rather than the raw source water. There are no direct health-based violations recorded related to lead in this data set despite three total health-based violations for other concerns.

Myth: Aesthetic Secondary Standards Are Health-Based Limits

It's important to differentiate between secondary standards and health-based limits. Secondary standards relate to water taste, staining, or corrosivity and do not represent safety thresholds. Lead levels reported here align with federal standards that focus on health risk prevention. Miller County’s water treatment employs multiple verified processes, and the lead values found are well within the context of regulatory frameworks designed to protect health.

Myth: Small Number of Samples Means Unreliable Data

The lead level reported is based on systematic sampling across community water taps within the Texarkana Water Utilities service area, which provides water to over 50,000 people through more than 11,800 connections. While sample sizes for lead measurements are limited compared to the entire population, these figures represent a distributed snapshot of service area tap water quality. This sampling approach is consistent with EPA guidelines for monitoring lead in public water systems.

Myth: Lead Levels Are Constant Throughout the Year

The lead level measurement provided is from a sample collected on December 31, 2025. The Miller County water system maintains ongoing monitoring to identify any seasonal or multi-year variation. Such variation can occur due to factors like water temperature changes, treatment adjustments, or plumbing corrosion dynamics. The recorded data represents stable management within these variables over time.

Myth: Long-Term Exposure to Detected Lead Always Causes Harm

While chronic exposure to high lead levels can have health consequences, the data from Miller County’s public water shows lead concentrations well below levels that raise such concerns. Untreated or unnoticed high lead presence over multiple years is a risk only if levels exceed critical thresholds. The current water system treatment and monitoring aim to prevent those conditions.

Myth: Larger or Seasonal Households Face Additional Lead Risks

Households with more occupants, second homes, or seasonal water use patterns may experience different water use but the lead levels reported reflect typical distribution system conditions. Variations in water use can affect the interaction with plumbing materials, so individual households are encouraged to conduct their own lead testing to understand their specific conditions.

Myth: Comparing Miller County Lead Data with Neighboring Areas Can Fully Predict Your Risk

Lead levels can vary significantly by location due to differences in water sources, treatment processes, and plumbing infrastructure. Neighboring counties may have different lead data, but these regional comparisons do not directly translate to individual households. The Miller County record must be interpreted within the context of Texarkana Water Utilities’ specific source water and treatment methods.

To understand your home’s lead level specifically, you would need a certified laboratory test of your tap water. For ongoing protection, products such as the Pentair Lead in Water Filter ship ready to configure and can reduce lead content effectively, providing an additional safeguard at the point of use.

This lead level record applies to the public water system serving Miller County, not to any individual well or household plumbing. The full government record is accessible via EPA’s Safe Drinking Water Information System for further details on sampling, treatment processes, and compliance history.

Where this information comes from

Source: EPA SDWIS public water system record. Sampled 2025-12-31. These figures describe the public water system's record, not the plumbing inside any individual building.

On record: EPA SDWIS record for TEXARKANA WATER UTILITIES (AR0000360), surface water supply, serving 50815 people: 3 health-based violations of 3 total; lead 90th percentile 0.001 mg/L