What information should I have before seeking advice on lead treatment?
Before exploring treatment options for lead in your household water, it's important to note your water source and any available local water quality reports. In Concord, Merrimack County, the public water system is supplied by surface water and serves over 44,000 people. Knowing your household size and whether this is a primary or secondary residence will also guide appropriate treatment choice.
What does a certified laboratory test report about lead and how should I interpret it?
A certified laboratory test for lead in household water provides measurements typically in milligrams per liter (mg/L). Such a report focuses on the concentration of lead at specific sampling points, often tap water, reflecting both source quality and household plumbing influences. Reading this report carefully helps distinguish your home's water condition from general area data.
How does the water source or sample depth affect lead expectations?
Lead levels in water can vary depending on whether the water comes from a surface source or a well, and the depth at which a sample is collected. Surface water systems like Concord’s usually have lead concerns arising primarily from home plumbing rather than the source water. Sampling at the tap reflects this combined effect, unlike source water alone.
What steps should I take first to understand lead levels before testing?
Start by reviewing public water system records, such as those from EPA’s SDWIS, which for Concord show a 90th percentile lead concentration of 0.001 mg/L in 2022 with no health-based violations. Next, assess your home's plumbing materials and any history of lead issues. Only after these preliminary checks should you obtain a certified lab test for your own water.
How do household size and property use influence treatment decisions?
Larger households or seasonal properties may require treatment systems with different capacity or configuration to handle varied water use patterns effectively. These factors influence how much treatment is needed and which technology fits best for consistent lead reduction.
How can I address lead in my home water once I understand these factors?
For households in Concord considering lead treatment, the Pentair Lead in Water Filter offers a documented solution that ships ready to configure for home use. It is designed to reduce lead concentrations effectively, aligning treatment capability with household needs and water use.
This information is based on the Concord Water Department’s public water system record, which serves Merrimack County, New Hampshire, as recorded in EPA’s SDWIS database.
Where this information comes from
Source: EPA SDWIS public water system record. Sampled 2022-12-31. These figures describe the public water system's record, not the plumbing inside any individual building.
On record: EPA SDWIS record for CONCORD WATER DEPT (NH0501010), surface water supply, serving 44215 people: 0 health-based violations of 0 total; lead 90th percentile 0.001 mg/L
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