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

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

CARSON 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.

CARSON, IA · Pottawattamie County

CARSON WATER SUPPLY Water System

Consumer Confidence Report status

CARSON 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 CARSON 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): IA7809078
System type: Community Water System
Population served: 766
Service connections: 358
Ownership: local government
Water source: groundwater (wells)

CARSON WATER SUPPLY is one of 403 community water systems in Iowa in the 501 to 3,300 people size category, serving 766 people from groundwater.

As of August 1, 2026, its federal record holds 3 entries between 1992 and 2025, all of which EPA lists as closed.

Of the 3, 2 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 Total Coliform Rules and inorganic chemicals.

Violation history

Monitoring, Regular
—
Nitrate
April 1, 2025 – March 31, 2026
Archived
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
February 1, 2023 – February 28, 2023
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 1992 – September 30, 1992
Resolved

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

Period	Violation	Contaminant / rule	Health-based	Status
April 1, 2025 – March 31, 2026	Monitoring, Regular	Nitrate	—	Archived
February 1, 2023 – February 28, 2023	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
September 1, 1992 – September 30, 1992	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved

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

Enforcement actions

June 6, 2023State Public Notification received16 linked violations
March 22, 2023State Compliance achieved1 linked violation
March 16, 2023State Public Notification requested2 linked violations
February 23, 2023State Formal Notice of Violation issued3 linked violations
July 10, 2014State Compliance achieved3 linked violations
July 10, 2014State Compliance achieved2 linked violations
January 21, 2014State Public Notification received3 linked violations
September 19, 2013State Public Notification requested1 linked violation
September 19, 2013State Public Notification requested1 linked violation
September 19, 2013State Formal Notice of Violation issued2 linked violations
October 1, 1995State Compliance achieved1 linked violation
October 1, 1995State Compliance achieved1 linked violation
October 14, 1992State Public Notification received1 linked violation
October 14, 1992State Public Notification received1 linked violation
September 30, 1992State Formal Notice of Violation issued2 linked violations
September 30, 1992State Formal Notice of Violation issued1 linked violation
September 30, 1992State Public Notification requested2 linked violations
July 20, 1988State Compliance achievedgeneral compliance action — not tied to a specific violation on record
July 13, 1988State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
March 1, 1987State Public Notification requestedgeneral compliance action — not tied to a specific violation on record

Common questions

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

CARSON WATER SUPPLY

402-253-5227

CARSON, IA 51525