Does Caribou, ME tap water have any EPA-reported violations?

As of June 2026, EPA SDWIS records show 12 violation(s) across the community water systems serving Caribou, of which 0 are classified by the EPA as health-based. Most older violations have returned to compliance; see the per-system list.

Where does Caribou, ME tap water come from?

Caribou is served by 2 active community water system(s). Their primary sources, per EPA records, are: groundwater.

ME / Caribou

ME · Tap water records

Caribou tap water, in plain English

Here is what the EPA's own data shows about tap water in Caribou. According to EPA SDWIS data retrieved June 2026, Caribou is served by 2 active community water systems, together reported to serve about 3,976 people.

As of June 2026, EPA records show 12 violations across the community water system(s) serving Caribou, going back to the earliest EPA record. None were health-based; the records are monitoring or reporting violations (a required test or report was late or missed). Each is listed by system below, with its status.

2

Community water systems
~3,976

People served (EPA-reported)
June 2026

EPA records reviewed through

What the EPA has on record, by system

Caribou Utilities District

3,943 served · groundwater · PWSID ME0090320

Monitoring Consumer Confidence Rule: a monitoring or reporting violation (a required test or report was late or missed — not a measured exceedance), recorded 4 times in July 2023. All have since returned to compliance, per EPA records.
Monitoring Diquat: a monitoring or reporting violation (a required test or report was late or missed — not a measured exceedance), recorded 4 times in January 2021. All have since returned to compliance, per EPA records.
Monitoring Endothall: a monitoring or reporting violation (a required test or report was late or missed — not a measured exceedance), recorded 4 times in January 2015. All have since returned to compliance, per EPA records.

Monticello Housing Corporation

33 served · groundwater · PWSID ME0091032

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.