MUSCATINE, IA · Keokuk County
HARPER WATER SUPPLY Water System
Consumer Confidence Report status
HARPER 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 HARPER 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)
- IA5428031
- System type
- Community Water System
- Population served
- 118
- Service connections
- 62
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
HARPER WATER SUPPLY is one of 1,221 community water systems in Iowa in the 500 or fewer people size category, serving 118 people from surface water.
As of August 1, 2026, its federal record holds 1 entry in 2010, all of which EPA lists as closed. Nothing has been added since 2010.
All 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)
December 1, 2010 – December 31, 2010
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| December 1, 2010 – December 31, 2010 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- July 10, 2006State Compliance achieved3 linked violations
- October 27, 2005State Public Notification requested1 linked violation
- February 9, 1999State Compliance achieved1 linked violation
- August 18, 1998State Public Notification received1 linked violation
- August 3, 1998State Formal Notice of Violation issued1 linked violation
- March 11, 1992State Formal Notice of Violation issued1 linked violation
- September 30, 1984Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record
Common questions
Is HARPER WATER SUPPLY required to publish a Consumer Confidence Report?
- Yes. HARPER 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 HARPER WATER SUPPLY’s next Consumer Confidence Report due?
- HARPER WATER SUPPLY’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does HARPER WATER SUPPLY have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for HARPER 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
HARPER WATER SUPPLY
563-299-2214
MUSCATINE, IA 52761