Is RIVERSIDE required to publish a Consumer Confidence Report?

Yes. RIVERSIDE 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 RIVERSIDE’s next Consumer Confidence Report due?

RIVERSIDE’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.

RIVERSIDE, IL · Cook County

RIVERSIDE Water System

Consumer Confidence Report status

RIVERSIDE 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 RIVERSIDE.

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): IL0312670
System type: Community Water System
Population served: 9,298
Service connections: 3,034
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

RIVERSIDE is one of 248 community water systems in Illinois in the 3,301 to 10,000 people size category, serving 9,298 people from surface water.

As of August 1, 2026, its federal record holds 5 entries between 1994 and 2025, all of which EPA lists as closed.

Of the 5, 3 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 Lead and Copper Rule, the Stage 2 Disinfectants and Disinfection Byproducts Rule, and the Stage 1 Disinfectants and Disinfection Byproducts Rule.

Violation history

Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
April 1, 2025 – June 30, 2025
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2012 – December 31, 2012
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
March 1, 1998 – March 31, 1998
Archived
Public Education
Health-based
Lead and Copper Rule
January 1, 1996 – March 1, 1997
Resolved
Public Education
Health-based
Lead and Copper Rule
January 1, 1994 – February 5, 1995
Resolved

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
April 1, 2025 – June 30, 2025	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
October 1, 2012 – December 31, 2012	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
March 1, 1998 – March 31, 1998	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
January 1, 1996 – March 1, 1997	Public Education	Lead and Copper Rule	Health-based	Resolved
January 1, 1994 – February 5, 1995	Public Education	Lead and Copper Rule	Health-based	Resolved

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

Enforcement actions

August 18, 2025State Compliance achieved2 linked violations
July 11, 2025State Public Notification requested2 linked violations
July 11, 2025State Violation/Reminder Notice2 linked violations
January 11, 2013State Compliance achieved2 linked violations
January 11, 2013State Violation/Reminder Notice1 linked violation
January 11, 2013State Violation/Reminder Notice1 linked violation
June 11, 2008State Violation/Reminder Notice1 linked violation
June 6, 2008State Compliance achieved1 linked violation
June 6, 2008State Public Notification received1 linked violation
May 16, 2007State Violation/Reminder Notice1 linked violation
May 16, 2007State Public Notification requested2 linked violations
May 16, 1998State Public Notification requested1 linked violation
May 16, 1998State Violation/Reminder Notice1 linked violation
March 1, 1997State Compliance achieved1 linked violation
February 11, 1997State Violation/Reminder Notice1 linked violation
February 11, 1997State Public Notification requested1 linked violation
February 5, 1995State Compliance achieved2 linked violations
April 18, 1994State Public Notification requested1 linked violation
April 18, 1994State Violation/Reminder Notice1 linked violation
March 16, 1994State Compliance achieved1 linked violation
October 2, 1988State Violation/Reminder Notice1 linked violation
October 2, 1988State Public Notification requested3 linked violations

Common questions

Is RIVERSIDE required to publish a Consumer Confidence Report?: Yes. RIVERSIDE 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 RIVERSIDE’s next Consumer Confidence Report due?: RIVERSIDE’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does RIVERSIDE have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show no open violations for RIVERSIDE.
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

TABB, DANIEL J.

708-243-0172

RIVERSIDE, IL 60546