Is MAQUOKETA MUNICIPAL WATER required to publish a Consumer Confidence Report?

Yes. MAQUOKETA MUNICIPAL WATER 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 MAQUOKETA MUNICIPAL WATER’s next Consumer Confidence Report due?

MAQUOKETA MUNICIPAL WATER’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.

MAQUOKETA, IA · Jackson County

MAQUOKETA MUNICIPAL WATER Water System

Consumer Confidence Report status

MAQUOKETA MUNICIPAL WATER 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 MAQUOKETA MUNICIPAL WATER.

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): IA4950029
System type: Community Water System
Population served: 6,128
Service connections: 2,477
Ownership: local government
Water source: groundwater (wells)

MAQUOKETA MUNICIPAL WATER is one of 91 community water systems in Iowa in the 3,301 to 10,000 people size category, serving 6,128 people from groundwater.

As of August 1, 2026, its federal record holds 3 entries between 2002 and 2003, all of which EPA lists as closed. Nothing has been added since 2003.

None of the 3 are monitoring or reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset; these involve water-quality, treatment, or public-notice findings instead. The record involves the Radionuclides and Revised Rad Rule.

Violation history

Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
April 1, 2003 – June 30, 2003
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
January 1, 2003 – March 31, 2003
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
April 1, 2002 – June 30, 2002
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
April 1, 2003 – June 30, 2003	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
January 1, 2003 – March 31, 2003	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved
April 1, 2002 – June 30, 2002	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

May 22, 2025State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
May 22, 2025State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
May 22, 2025State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
May 22, 2025State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
May 22, 2025State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
September 17, 2024State Compliance achievedgeneral compliance action — not tied to a specific violation on record
September 17, 2024State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 29, 2024State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
August 29, 2024State Formal Notice of Violation issued1 linked violation
August 29, 2024State Formal Notice of Violation issued1 linked violation
August 29, 2024State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
August 29, 2024State Public Notification requested2 linked violations
October 25, 2007State Public Notification requested4 linked violations
January 9, 2004State Public Notification received5 linked violations
November 20, 2003State Bilateral Compliance Agreement signed32 linked violations
November 10, 2003State Public Notification requested5 linked violations
November 10, 2003State Public Notification requested25 linked violations
May 30, 2003State Public Notification received3 linked violations
May 7, 2003State Bilateral Compliance Agreement signed2 linked violations
May 7, 2003State Bilateral Compliance Agreement signed1 linked violation
May 7, 2003State Bilateral Compliance Agreement signed11 linked violations
May 7, 2003State Bilateral Compliance Agreement signed7 linked violations
April 16, 2003State Formal Notice of Violation issued3 linked violations
April 16, 2003State Formal Notice of Violation issued3 linked violations
January 15, 2003State Public Notification received5 linked violations
December 30, 2002State Formal Notice of Violation issued1 linked violation
December 30, 2002State Formal Notice of Violation issued5 linked violations
December 30, 2002State Public Notification requested1 linked violation
December 2, 2002State Formal Notice of Violation issued2 linked violations
August 26, 2002State Formal Notice of Violation issued7 linked violations
June 6, 1996State Compliance achieved1 linked violation
November 22, 1995State Formal Notice of Violation issued3 linked violations
November 22, 1995State Formal Notice of Violation issued5 linked violations
November 22, 1995State Public Notification requested4 linked violations
November 22, 1995State Formal Notice of Violation issued2 linked violations
November 22, 1995State Formal Notice of Violation issued4 linked violations
November 22, 1995State Public Notification requested4 linked violations
November 22, 1995State Formal Notice of Violation issued3 linked violations
November 22, 1995State Formal Notice of Violation issued4 linked violations
November 13, 1995State Compliance achieved2 linked violations
November 13, 1995State Compliance achieved3 linked violations
November 13, 1995State Compliance achieved6 linked violations
February 18, 1994State Formal Notice of Violation issued1 linked violation
February 18, 1994State Public Notification requested9 linked violations

Common questions

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

MAQUOKETA MUNICIPAL WATER

563-652-4881

MAQUOKETA, IA 52060