Is EJ WATER-NIANTIC required to publish a Consumer Confidence Report?

Yes. EJ WATER-NIANTIC is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.

When is EJ WATER-NIANTIC’s next Consumer Confidence Report due?

EJ WATER-NIANTIC’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

What is a Consumer Confidence Report?

A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

DIETERICH, IL · Macon County

EJ WATER-NIANTIC Water System

Consumer Confidence Report status

EJ WATER-NIANTIC must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.

As of August 1, 2026, EPA's federal records show no open violations for EJ WATER-NIANTIC.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Illinois’s official records. Always confirm current status with Illinois before making decisions based on this information.

System facts

System ID (PWSID): IL1150400
System type: Community Water System
Population served: 648
Service connections: 272
Ownership: local government
Water source: groundwater (wells)

EJ WATER-NIANTIC is one of 773 community water systems in Illinois in the 501 to 3,300 people size category, serving 648 people from groundwater.

As of August 1, 2026, its federal record holds 10 entries between 1977 and 2026, all of which EPA lists as closed.

Of the 10, 7 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Stage 2 Disinfectants and Disinfection Byproducts Rule, the Public Notice Rule and Revised PN Rule, and the Total Coliform Rules.

Violation history

Public Notification Violation for NPDWR Violation
—
Public Notice
January 22, 2026 – March 16, 2026
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2025 – November 25, 2025
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2020 – August 21, 2020
Resolved
Monitoring and Reporting (DBP)
—
TTHM
July 1, 2020 – August 31, 2020
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
July 1, 2020 – August 31, 2020
Resolved
Monitoring and Reporting (DBP)
—
TTHM
September 1, 2017 – August 31, 2018
Resolved
Public Notification Violation without NPDWR Violation
—
Public Notice
March 8, 2006 – May 5, 2006
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2005 – January 31, 2005
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
August 1, 1995 – August 31, 1995
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
June 30, 1977 – June 29, 1981
Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
January 22, 2026 – March 16, 2026	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 1, 2025 – November 25, 2025	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
July 1, 2020 – August 21, 2020	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2020 – August 31, 2020	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2020 – August 31, 2020	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
September 1, 2017 – August 31, 2018	Monitoring and Reporting (DBP)	TTHM	—	Resolved
March 8, 2006 – May 5, 2006	Public Notification Violation without NPDWR Violation	Public Notice	—	Resolved
January 1, 2005 – January 31, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 1995 – August 31, 1995	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
June 30, 1977 – June 29, 1981	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

March 17, 2026State Public Notification received1 linked violation
March 16, 2026State Compliance achieved1 linked violation
February 13, 2026State Violation/Reminder Notice1 linked violation
November 25, 2025State Compliance achieved1 linked violation
January 21, 2025State Public Notification requested1 linked violation
January 21, 2025State Violation/Reminder Notice1 linked violation
June 16, 2022State Compliance achieved1 linked violation
June 16, 2022State Public Notification received2 linked violations
November 3, 2021State Violation/Reminder Notice1 linked violation
November 18, 2020State Compliance achieved2 linked violations
October 14, 2020State Violation/Reminder Notice2 linked violations
October 14, 2020State Public Notification requested2 linked violations
August 21, 2020State Compliance achieved1 linked violation
July 21, 2020State Violation/Reminder Notice1 linked violation
August 19, 2019State Compliance achieved2 linked violations
May 1, 2019State Public Notification received2 linked violations
October 15, 2018State Violation/Reminder Notice2 linked violations
October 15, 2018State Public Notification requested2 linked violations
May 5, 2006State Compliance achieved5 linked violations
April 12, 2006State Violation/Reminder Notice1 linked violation
March 17, 2005State Public Notification requested1 linked violation
March 7, 2005State Violation/Reminder Notice2 linked violations
March 7, 2005State Public Notification requested1 linked violation
November 4, 1995State Public Notification requested2 linked violations
April 27, 1991State Public Notification received1 linked violation
March 17, 1991State Violation/Reminder Notice1 linked violation
March 17, 1991State Public Notification requested2 linked violations

Common questions

Is EJ WATER-NIANTIC required to publish a Consumer Confidence Report?: Yes. EJ WATER-NIANTIC is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is EJ WATER-NIANTIC’s next Consumer Confidence Report due?: EJ WATER-NIANTIC’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does EJ WATER-NIANTIC have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show no open violations for EJ WATER-NIANTIC.
What is a Consumer Confidence Report?: A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

Contact

BAXTER, DOUG

217-925-5566

DIETERICH, IL 62424