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CARIBOU UTILITIES DISTRICT

Maine — Community Water System — PWSID: ME0090320

System Information

PWSIDME0090320
System NameCARIBOU UTILITIES DISTRICT
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region01
Serves SchoolNo
WholesalerNo
First ReportedMar 8, 1979
Last ReportedNov 17, 2025

Location & Contact

StateMaine
CityCARIBOU
ZIP Code04736
AddressPO BOX 10
OrganizationHELSTROM, JON
Phone207-496-0911

Population & Service

Population Served3,943
Service Connections1,577

Drinking Water Violations (82)

This water system has 82 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved May 29, 2024 Consumer Confidence Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved May 29, 2024 Consumer Confidence Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved May 29, 2024 Consumer Confidence Rule
Jan 1, 2021 Dec 31, 2023 Diquat MR No Yes — 0.02 mg/L — Resolved Dec 31, 2023 Synthetic Organic Chemicals
Jan 1, 2021 Dec 31, 2023 Diquat MR No Yes — 0.02 mg/L — Resolved Dec 31, 2023 Synthetic Organic Chemicals
Jan 1, 2021 Dec 31, 2023 Diquat MR No Yes — 0.02 mg/L — Resolved Dec 31, 2023 Synthetic Organic Chemicals
Jan 1, 2015 Dec 31, 2023 Endothall MR No No — 0.1 mg/L — Resolved Dec 31, 2023 Synthetic Organic Chemicals
Jan 1, 2015 Dec 31, 2023 Endothall MR No No — 0.1 mg/L — Resolved Dec 31, 2023 Synthetic Organic Chemicals
Jan 1, 2015 Dec 31, 2023 Endothall MR No No — 0.1 mg/L — Resolved Dec 31, 2023 Synthetic Organic Chemicals
Jul 1, 2006 Sep 30, 2006 Total Haloacetic Acids (HAA5) MCL Yes No .06315 0.060 mg/L .06 Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2006 Sep 30, 2006 Total Haloacetic Acids (HAA5) MCL Yes No .06315 0.060 mg/L .06 Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2006 Sep 30, 2006 Total Haloacetic Acids (HAA5) MCL Yes No .06315 0.060 mg/L .06 Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Mar 31, 2006 TTHM MCL Yes No .0957 0.080 mg/L .08 Resolved Mar 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Mar 31, 2006 TTHM MCL Yes No .0957 0.080 mg/L .08 Resolved Mar 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Mar 31, 2006 TTHM MCL Yes No .0957 0.080 mg/L .08 Resolved Mar 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Mar 31, 2006 TTHM MCL Yes No .0957 0.080 mg/L .08 Resolved Mar 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Mar 31, 2006 Total Haloacetic Acids (HAA5) MCL Yes No .09275 0.060 mg/L .06 Resolved Mar 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Mar 31, 2006 Total Haloacetic Acids (HAA5) MCL Yes No .09275 0.060 mg/L .06 Resolved Mar 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Mar 31, 2006 Total Haloacetic Acids (HAA5) MCL Yes No .09275 0.060 mg/L .06 Resolved Mar 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Mar 31, 2006 Total Haloacetic Acids (HAA5) MCL Yes No .09275 0.060 mg/L .06 Resolved Mar 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 TTHM MCL Yes No .09477 0.080 mg/L .08 Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 TTHM MCL Yes No .09477 0.080 mg/L .08 Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 TTHM MCL Yes No .09477 0.080 mg/L .08 Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 TTHM MCL Yes No .09477 0.080 mg/L .08 Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 TTHM MCL Yes No .09477 0.080 mg/L .08 Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 Total Haloacetic Acids (HAA5) MCL Yes No .08625 0.060 mg/L .06 Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 Total Haloacetic Acids (HAA5) MCL Yes No .08625 0.060 mg/L .06 Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 Total Haloacetic Acids (HAA5) MCL Yes No .08625 0.060 mg/L .06 Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 Total Haloacetic Acids (HAA5) MCL Yes No .08625 0.060 mg/L .06 Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 Total Haloacetic Acids (HAA5) MCL Yes No .08625 0.060 mg/L .06 Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 TTHM MCL Yes No .100275 0.080 mg/L .08 Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 TTHM MCL Yes No .100275 0.080 mg/L .08 Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 TTHM MCL Yes No .100275 0.080 mg/L .08 Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 TTHM MCL Yes No .100275 0.080 mg/L .08 Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 TTHM MCL Yes No .100275 0.080 mg/L .08 Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 Total Haloacetic Acids (HAA5) MCL Yes No .07637 0.060 mg/L .06 Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 Total Haloacetic Acids (HAA5) MCL Yes No .07637 0.060 mg/L .06 Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 Total Haloacetic Acids (HAA5) MCL Yes No .07637 0.060 mg/L .06 Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 Total Haloacetic Acids (HAA5) MCL Yes No .07637 0.060 mg/L .06 Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 Total Haloacetic Acids (HAA5) MCL Yes No .07637 0.060 mg/L .06 Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2005 Jun 30, 2005 TTHM MCL Yes No .09227 0.080 mg/L .08 Resolved Jun 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2005 Jun 30, 2005 Total Haloacetic Acids (HAA5) MCL Yes No .078875 0.060 mg/L .06 Resolved Jun 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2005 Jun 30, 2005 Total Haloacetic Acids (HAA5) MCL Yes No .078875 0.060 mg/L .06 Resolved Jun 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2005 Jun 30, 2005 Total Haloacetic Acids (HAA5) MCL Yes No .078875 0.060 mg/L .06 Resolved Jun 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2005 Jun 30, 2005 TTHM MCL Yes No .09227 0.080 mg/L .08 Resolved Jun 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2005 Jun 30, 2005 TTHM MCL Yes No .09227 0.080 mg/L .08 Resolved Jun 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2005 Jun 30, 2005 TTHM MCL Yes No .09227 0.080 mg/L .08 Resolved Jun 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2005 Jun 30, 2005 Total Haloacetic Acids (HAA5) MCL Yes No .078875 0.060 mg/L .06 Resolved Jun 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Mar 31, 2005 TTHM MCL Yes No .12475 0.080 mg/L .08 Resolved Mar 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Mar 31, 2005 Total Haloacetic Acids (HAA5) MCL Yes No .0886 0.060 mg/L .06 Resolved Mar 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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