Is LOCKRIDGE MUNI WATER SUPPLY required to publish a Consumer Confidence Report?

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

LOCKRIDGE MUNI 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.

WASHINGTON, IA · Jefferson County

LOCKRIDGE MUNI WATER SUPPLY Water System

Consumer Confidence Report status

LOCKRIDGE MUNI 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 LOCKRIDGE MUNI 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): IA5157091
System type: Community Water System
Population served: 244
Service connections: 175
Ownership: local government
Water source: groundwater (wells)

LOCKRIDGE MUNI WATER SUPPLY is one of 1,221 community water systems in Iowa in the 500 or fewer people size category, serving 244 people from groundwater.

As of August 1, 2026, its federal record holds 4 entries between 1979 and 1992, all of which EPA lists as closed. Nothing has been added since 1992.

None of the 4 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, the Total Coliform Rules, and inorganic chemicals.

Violation history

Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 1992 – August 31, 1992
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Fluoride
July 23, 1980 – October 22, 1980
Archived
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
July 30, 1979 – July 29, 1980
Archived
Maximum Contaminant Level Violation, Average
Health-based
Combined Radium (-226 and -228)
July 30, 1979 – July 29, 1980
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
August 1, 1992 – August 31, 1992	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 23, 1980 – October 22, 1980	Maximum Contaminant Level Violation, Average	Fluoride	Health-based	Archived
July 30, 1979 – July 29, 1980	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Archived
July 30, 1979 – July 29, 1980	Maximum Contaminant Level Violation, Average	Combined Radium (-226 and -228)	Health-based	Archived

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

Enforcement actions

January 29, 1996State Formal Notice of Violation issued1 linked violation
January 29, 1996State Public Notification requested2 linked violations
November 27, 1995State Compliance achieved1 linked violation
November 3, 1992State Compliance achieved2 linked violations
August 19, 1992State Public Notification requested1 linked violation
August 19, 1992State Public Notification requested1 linked violation
August 19, 1992State Formal Notice of Violation issued1 linked violation
August 19, 1992State Formal Notice of Violation issued1 linked violation
August 19, 1992State Public Notification requested1 linked violation
June 1, 1992State Compliance achieved1 linked violation
March 1, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
February 10, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
February 5, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
January 19, 1982State Unresolved4 linked violations

Common questions

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

LOCKRIDGE MUNI WATER SUPPLY

319-653-1536

WASHINGTON, IA 52353