POMEROY, IA · Calhoun County
POMEROY WATER SUPPLY Water System
Consumer Confidence Report status
POMEROY 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 POMEROY 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)
- IA1363051
- System type
- Community Water System
- Population served
- 671
- Service connections
- 295
- Ownership
- local government
- Water source
- groundwater (wells)
POMEROY WATER SUPPLY is one of 403 community water systems in Iowa in the 501 to 3,300 people size category, serving 671 people from groundwater.
As of August 1, 2026, its federal record holds 3 entries between 2009 and 2025, all of which EPA lists as closed.
All 3 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, Routine (RTCR)
—Revised Total Coliform Rule
May 1, 2025 – May 31, 2025
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
April 1, 2016 – April 30, 2016
ResolvedMonitoring, Regular
—Nitrate
January 1, 2009 – December 31, 2009
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| May 1, 2025 – May 31, 2025 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| April 1, 2016 – April 30, 2016 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | Nitrate | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- February 19, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
- January 26, 1982State Unresolved1 linked violation
Common questions
Is POMEROY WATER SUPPLY required to publish a Consumer Confidence Report?
- Yes. POMEROY 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 POMEROY WATER SUPPLY’s next Consumer Confidence Report due?
- POMEROY WATER SUPPLY’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does POMEROY WATER SUPPLY have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for POMEROY 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
POMEROY WATER SUPPLY
712-468-2411
POMEROY, IA 50575