Public Water Partners

INDIANOLA, IA · Warren County

WARREN WATER DISTRICT Water System

Consumer Confidence Report status

WARREN WATER DISTRICT 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 WARREN WATER DISTRICT.

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)
IA9133701
System type
Community Water System
Population served
20,095
Service connections
8,110
Ownership
privately owned
Water source
surface water (rivers, lakes, or reservoirs)

WARREN WATER DISTRICT is one of 50 community water systems in Iowa in the 10,001 to 100,000 people size category, serving 20,095 people from surface water.

As of August 1, 2026, its federal record holds 2 entries between 1992 and 1993, all of which EPA lists as closed. Nothing has been added since 1993.

Of the 2, 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 the Total Coliform Rules.

Violation history

  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    July 1, 1993 – July 31, 1993

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    August 1, 1992 – August 31, 1992

    Resolved

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

Enforcement actions

Common questions

Is WARREN WATER DISTRICT required to publish a Consumer Confidence Report?

Yes. WARREN WATER DISTRICT 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 WARREN WATER DISTRICT’s next Consumer Confidence Report due?

WARREN WATER DISTRICT’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

Does WARREN WATER DISTRICT have any open drinking water violations on record?

As of August 1, 2026, EPA's federal records show no open violations for WARREN WATER DISTRICT.

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

WARREN WATER DISTRICT

515-962-1200

INDIANOLA, IA 50125