Does Pelham, NH tap water have any EPA-reported violations?

As of June 2026, EPA SDWIS records show 20 violation(s) across the community water systems serving Pelham, of which 18 are classified by the EPA as health-based. Most older violations have returned to compliance; see the per-system list.

Where does Pelham, NH tap water come from?

Pelham is served by 3 active community water system(s). Their primary sources, per EPA records, are: groundwater.

NH / Pelham

NH · Tap water records

Pelham tap water, in plain English

Here is what the EPA's own data shows about tap water in Pelham. According to EPA SDWIS data retrieved June 2026, Pelham is served by 3 active community water systems, together reported to serve about 315 people.

As of June 2026, EPA records show 20 violations across the community water system(s) serving Pelham, going back to the earliest EPA record. 18 of these are classified by the EPA as health-based (a contaminant recorded above the limit the EPA tracks); the rest are monitoring or reporting violations. Each is listed by system below, with its status.

3

Community water systems
~315

People served (EPA-reported)
June 2026

EPA records reviewed through

What the EPA has on record, by system

Garland Woods

115 served · groundwater · PWSID NH1852130

Monitoring Total Haloacetic Acids (HAA5): a monitoring or reporting violation (a required test or report was late or missed — not a measured exceedance), recorded once in October 2019. All have since returned to compliance, per EPA records.
Monitoring TTHM: a monitoring or reporting violation (a required test or report was late or missed — not a measured exceedance), recorded once in October 2019. All have since returned to compliance, per EPA records.

Landmark Estates Condos

105 served · groundwater · PWSID NH1852150

Health-based Gross Alpha, Excl. Radon and U: a health-based violation (a contaminant recorded above the limit the EPA tracks), recorded 9 times between July 2022 and January 2023. The EPA record for these does not include a measured level. EPA records do not show all of these as returned to compliance.
Health-based Combined Uranium: a health-based violation (a contaminant recorded above the limit the EPA tracks), recorded 9 times between July 2022 and January 2023. The EPA record for these does not include a measured level. EPA records do not show all of these as returned to compliance.

Stonegate Estates

95 served · groundwater · PWSID NH1852160

As of June 2026, EPA records show no reported violations for this system in the period covered. This is not a guarantee about every substance, or about the water inside your home's plumbing.

What this means

A health-based violation means a contaminant was recorded above the limit the EPA tracks for it. A monitoring or reporting violation means a required test or report was late or missed — not that a contaminant was measured above a limit. “Returned to compliance” means the EPA recorded the issue as resolved.

This page summarizes the EPA's own records and does not assess whether your water is safe to drink. For the most current details, you can verify every record directly with the EPA, and contact your water system with questions.

Source: U.S. EPA Envirofacts SDWIS, retrieved June 2026. Records cover the EPA's full reporting history for these systems. Verify at EPA ECHO.