Is PRINCETON WATER SUPPLY required to publish a Consumer Confidence Report?

Yes. PRINCETON WATER SUPPLY 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 PRINCETON WATER SUPPLY’s next Consumer Confidence Report due?

PRINCETON WATER SUPPLY’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.

PRINCETON, IA · Scott County

PRINCETON WATER SUPPLY Water System

Consumer Confidence Report status

PRINCETON WATER SUPPLY 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 PRINCETON WATER SUPPLY.

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 Iowa’s official records. Always confirm current status with Iowa before making decisions based on this information.

System facts

System ID (PWSID): IA8273061
System type: Community Water System
Population served: 923
Service connections: 354
Ownership: local government
Water source: groundwater (wells)

PRINCETON WATER SUPPLY is one of 403 community water systems in Iowa in the 501 to 3,300 people size category, serving 923 people from groundwater.

As of August 1, 2026, its federal record holds 5 entries between 1990 and 2024, all of which EPA lists as closed.

Of the 5, 1 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 inorganic chemicals and the Total Coliform Rules.

Violation history

Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
September 1, 2024 – September 30, 2024
Resolved
Monitoring, Regular
—
Nitrate
May 1, 2024 – May 31, 2024
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
July 1, 2009 – September 30, 2009
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2008 – August 31, 2008
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 1990 – December 31, 1990
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
September 1, 2024 – September 30, 2024	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
May 1, 2024 – May 31, 2024	Monitoring, Regular	Nitrate	—	Resolved
July 1, 2009 – September 30, 2009	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
August 1, 2008 – August 31, 2008	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
December 1, 1990 – December 31, 1990	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

October 4, 2024State Compliance achieved1 linked violation
September 18, 2024State Public Notification received1 linked violation
September 18, 2024State Public Notification requested1 linked violation
September 18, 2024State Public Notification received1 linked violation
September 18, 2024State Formal Notice of Violation issued1 linked violation
June 12, 2024State Compliance achieved1 linked violation
November 1, 2007State Public Notification received1 linked violation
October 15, 2007State Formal Notice of Violation issued1 linked violation
October 15, 2007State Violation/Reminder Notice1 linked violation
March 20, 2006State Compliance achieved5 linked violations
February 21, 2000State Compliance achieved3 linked violations
January 14, 2000State Formal Notice of Violation issued2 linked violations
January 14, 2000State Public Notification requested1 linked violation
February 11, 1991State Compliance achieved2 linked violations
September 30, 1984Federal issued Formal Notice of Violation1 linked violation

Common questions

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

PRINCETON WATER SUPPLY

563-320-5203

PRINCETON, IA 52768