How Lead Enters Water in Washington County's Public Supply
Water provided by Fayetteville Waterworks in Washington County is sourced from surface water, not groundwater. According to the EPA's Safe Drinking Water Information System (SDWIS) record, no health-based violations have been reported for this public water system. The lead 90th percentile level recorded is 0.001 mg/L, indicating that most sampled homes in the system have very low lead concentrations in their water. It is important to remember these values reflect samples taken in the distribution system, including household plumbing, rather than the source water itself.
The Role of Plumbing Materials and Age in Lead Presence
Lead presence in household water often relates more to plumbing components than water source quality. Older pipes, fixtures, or solder containing lead can leach trace amounts into water, especially if corrosion control is insufficient. This means that even if the municipal water meets stringent standards, lead can enter water within a home’s plumbing system due to factors outside the public water supply’s control.
Interpreting 'Detected', 'Median', and 'Range' in Lead Sampling Data
The EPA sampling results use terms like 'detected,' 'median,' and 'range' to describe lead concentration levels. 'Detected' means the presence of lead was measured at or above the instrument’s ability to sense it, not that levels exceed a safety threshold. 'Median' reflects the middle value among samples taken, not an individual home’s reading. 'Range' describes the spread of values across all samples. These statistics provide context for the overall system but do not indicate the precise lead level in any single household's water.
What to Document Before Seeking Treatment Advice
Before considering filtration options, it is advisable to collect local water quality data specific to your home. A certified laboratory test of tap water can reveal lead concentrations uniquely influenced by your plumbing. Additionally, noting the age and material of pipes and fixtures can help identify potential lead sources within the property. Recording these details provides a clear basis for selecting suitable water treatment solutions.
How Water Quality Changes with a Pentair Lead in Water Filter
When water runs through a Pentair Lead in Water Filter, it undergoes treatment designed to reduce lead concentrations effectively at the point of use. This equipment ships ready to configure and is intended to complement existing water systems by targeting lead particles that may bypass the public system’s control measures or originate from household plumbing. The filter acts as a final barrier, helping to maintain low lead levels right at the tap.
While the Fayetteville Waterworks system shows no health-based violations and low lead levels overall, individual homes may require additional precaution. Using a dedicated filter can provide added reassurance for households looking to ensure their water is as clean as possible from lead.
These insights reflect publicly available data on the Fayetteville Waterworks system serving Washington County, Arkansas. For detailed water quality reports and updates, consult the EPA SDWIS public water system record for AR0000569.
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 FAYETTEVILLE WATERWORKS (AR0000569), surface water supply, serving 116398 people: 0 health-based violations of 0 total; lead 90th percentile 0.001 mg/L