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

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

LIDDERDALE 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.

LIDDERDALE, IA · Carroll County

LIDDERDALE WATER SUPPLY Water System

Consumer Confidence Report status

LIDDERDALE 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 LIDDERDALE 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): IA1453080
System type: Community Water System
Population served: 166
Service connections: 87
Ownership: local government
Water source: groundwater (wells)

LIDDERDALE WATER SUPPLY is one of 1,221 community water systems in Iowa in the 500 or fewer people size category, serving 166 people from groundwater.

As of August 1, 2026, its federal record holds 21 entries between 1980 and 2001, all of which EPA lists as closed. Nothing has been added since 2001.

Of the 21, 16 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 Radionuclides and Revised Rad Rule, inorganic chemicals, and the Consumer Confidence Rule.

Violation history

Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2001 – June 1, 2004
Resolved
Monitoring, Regular
—
Radium-228
January 1, 1991 – March 31, 1991
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 1990 – December 17, 1991
Resolved
Monitoring, Regular
—
Radium-226
October 1, 1989 – December 31, 1989
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
April 1, 1989 – March 31, 1993
Resolved
Monitoring, Regular
—
Selenium
April 1, 1988 – March 31, 1991
Resolved
Monitoring, Regular
—
Fluoride
April 1, 1988 – March 31, 1991
Resolved
Monitoring, Regular
—
Chromium
April 1, 1988 – March 31, 1991
Resolved
Monitoring, Regular
—
Radium-226
October 1, 1987 – September 30, 1991
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
October 1, 1987 – September 30, 1991
Resolved
Monitoring, Regular
—
Radium-226
July 1, 1987 – June 30, 1991
Resolved
Monitoring, Regular
—
Radium-228
April 1, 1987 – March 31, 1991
Resolved
Monitoring, Regular
—
Radium-226
April 1, 1987 – March 31, 1991
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
April 1, 1987 – March 31, 1991
Resolved
Monitoring, Regular
—
Radium-228
October 1, 1986 – September 30, 1990
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
October 1, 1986 – September 30, 1990
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
October 1, 1985 – September 30, 1986
Archived
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
October 1, 1984 – September 30, 1985
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Combined Radium (-226 and -228)
October 1, 1983 – September 30, 1984
Archived
Monitoring, Regular
—
Nitrate
June 24, 1982 – June 23, 1985
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Combined Radium (-226 and -228)
January 1, 1980 – December 31, 1983
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
July 1, 2001 – June 1, 2004	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 1991 – March 31, 1991	Monitoring, Regular	Radium-228	—	Resolved
October 1, 1990 – December 17, 1991	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
October 1, 1989 – December 31, 1989	Monitoring, Regular	Radium-226	—	Resolved
April 1, 1989 – March 31, 1993	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
April 1, 1988 – March 31, 1991	Monitoring, Regular	Selenium	—	Resolved
April 1, 1988 – March 31, 1991	Monitoring, Regular	Fluoride	—	Resolved
April 1, 1988 – March 31, 1991	Monitoring, Regular	Chromium	—	Resolved
October 1, 1987 – September 30, 1991	Monitoring, Regular	Radium-226	—	Resolved
October 1, 1987 – September 30, 1991	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
July 1, 1987 – June 30, 1991	Monitoring, Regular	Radium-226	—	Resolved
April 1, 1987 – March 31, 1991	Monitoring, Regular	Radium-228	—	Resolved
April 1, 1987 – March 31, 1991	Monitoring, Regular	Radium-226	—	Resolved
April 1, 1987 – March 31, 1991	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
October 1, 1986 – September 30, 1990	Monitoring, Regular	Radium-228	—	Resolved
October 1, 1986 – September 30, 1990	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
October 1, 1985 – September 30, 1986	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Archived
October 1, 1984 – September 30, 1985	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Archived
October 1, 1983 – September 30, 1984	Maximum Contaminant Level Violation, Single Sample	Combined Radium (-226 and -228)	Health-based	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Nitrate	—	Archived
January 1, 1980 – December 31, 1983	Maximum Contaminant Level Violation, Single Sample	Combined Radium (-226 and -228)	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

June 1, 2004State Compliance achieved1 linked violation
June 1, 2004State Compliance achieved1 linked violation
June 1, 2004State Compliance achieved5 linked violations
June 1, 2004State Compliance achieved2 linked violations
June 1, 2004State Compliance achieved3 linked violations
September 30, 2002State Formal Notice of Violation issued5 linked violations
September 15, 1998State Formal Notice of Violation issued3 linked violations
June 4, 1996State Compliance achieved2 linked violations
May 14, 1993State Public Notification requested16 linked violations
May 14, 1993State Formal Notice of Violation issued4 linked violations
May 14, 1993State Public Notification requested3 linked violations
May 14, 1993State Public Notification requested2 linked violations
May 14, 1993State Formal Notice of Violation issued1 linked violation
April 12, 1992State Compliance achieved3 linked violations
April 12, 1992State Intentional no-action2 linked violations
April 12, 1992State Compliance achieved1 linked violation
December 17, 1991State Compliance achieved1 linked violation
December 17, 1991State Compliance achieved1 linked violation
December 17, 1991State Compliance achieved2 linked violations
December 17, 1991State Compliance achieved1 linked violation
December 17, 1991State Compliance achieved2 linked violations
November 26, 1991State Administrative/Compliance Order without penalty issued1 linked violation
November 26, 1991State Administrative/Compliance Order without penalty issued1 linked violation
November 26, 1991State Administrative/Compliance Order without penalty issued2 linked violations
November 26, 1991State Administrative/Compliance Order without penalty issued2 linked violations
November 26, 1991State Administrative/Compliance Order without penalty issued10 linked violations
October 1, 1991State Intentional no-action2 linked violations
October 1, 1991State Intentional no-action3 linked violations
October 1, 1991State Compliance achieved1 linked violation
July 1, 1991State Intentional no-action4 linked violations
April 1, 1991State Intentional no-action5 linked violations
April 1, 1991State Compliance achieved1 linked violation
April 1, 1991State Intentional no-action1 linked violation
January 1, 1991State Compliance achieved1 linked violation
January 1, 1991State Intentional no-action2 linked violations
October 1, 1990State Intentional no-action3 linked violations
April 12, 1990State Compliance achieved3 linked violations
April 12, 1990State Compliance achieved16 linked violations
January 4, 1990State Public Notification requested2 linked violations
September 29, 1988State Administrative Penalty assessed4 linked violations
March 15, 1984State Formal Notice of Violation issued2 linked violations

Common questions

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

LIDDERDALE, CITY OF

712-210-1783

LIDDERDALE, IA 51452