IOWA CITY, IA · Johnson County
IOWA CITY WATER DEPARTMENT Water System
Consumer Confidence Report status
IOWA CITY WATER DEPARTMENT 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 IOWA CITY WATER DEPARTMENT.
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)
- IA5225079
- System type
- Community Water System
- Population served
- 68,753
- Service connections
- 28,765
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
IOWA CITY WATER DEPARTMENT is among the 8 largest community water systems in Iowa, serving 68,753 people from surface water.
As of August 1, 2026, its federal record holds 33 entries between 1987 and 1996, all of which EPA lists as closed. Nothing has been added since 1996.
All 33 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 volatile organic chemicals and the Radionuclides and Revised Rad Rule.
Violation history
Monitoring, Regular
—Combined Radium (-226 and -228)
July 1, 1996 – June 30, 2002
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
July 1, 1996 – June 30, 2002
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
July 1, 1990 – September 30, 1990
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
July 1, 1990 – September 30, 1990
ResolvedMonitoring, Regular
—1,2-Dichloroethane
July 1, 1990 – September 30, 1990
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
July 1, 1990 – September 30, 1990
ResolvedMonitoring, Regular
—Trichloroethylene
July 1, 1990 – September 30, 1990
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
July 1, 1990 – September 30, 1990
ResolvedMonitoring, Regular
—Tetrachloroethylene
July 1, 1990 – September 30, 1990
ResolvedMonitoring, Regular
—CHLOROBENZENE
July 1, 1990 – September 30, 1990
ResolvedMonitoring, Regular
—Benzene
July 1, 1990 – September 30, 1990
ResolvedMonitoring, Regular
—Toluene
July 1, 1990 – September 30, 1990
ResolvedMonitoring, Regular
—Ethylbenzene
July 1, 1990 – September 30, 1990
ResolvedMonitoring, Regular
—Styrene
July 1, 1990 – September 30, 1990
ResolvedMonitoring, Regular
—1,2-Dichloropropane
July 1, 1990 – September 30, 1990
ResolvedMonitoring, Regular
—o-Dichlorobenzene
July 1, 1990 – September 30, 1990
ResolvedMonitoring, Regular
—Styrene
October 1, 1989 – December 31, 1989
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
October 1, 1989 – December 31, 1989
ResolvedMonitoring, Regular
—DICHLOROMETHANE
October 1, 1989 – December 31, 1989
ResolvedMonitoring, Regular
—o-Dichlorobenzene
October 1, 1989 – December 31, 1989
ResolvedMonitoring, Regular
—p-Dichlorobenzene
October 1, 1989 – December 31, 1989
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
October 1, 1989 – December 31, 1989
ResolvedMonitoring, Regular
—Tetrachloroethylene
October 1, 1989 – December 31, 1989
ResolvedMonitoring, Regular
—CHLOROBENZENE
October 1, 1989 – December 31, 1989
ResolvedMonitoring, Regular
—Benzene
October 1, 1989 – December 31, 1989
ResolvedMonitoring, Regular
—1,2-Dichloroethane
October 1, 1989 – December 31, 1989
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
October 1, 1989 – December 31, 1989
ResolvedMonitoring, Regular
—Carbon tetrachloride
October 1, 1989 – December 31, 1989
ResolvedMonitoring, Regular
—Trichloroethylene
October 1, 1989 – December 31, 1989
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
October 1, 1989 – December 31, 1989
ResolvedMonitoring, Regular
—Carbon tetrachloride
October 1, 1987 – September 30, 1990
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 1987 – December 31, 1989
ResolvedMonitoring, Regular
—Toluene
January 1, 1987 – December 31, 1989
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 1996 – June 30, 2002 | Monitoring, Regular | Combined Radium (-226 and -228) | — | Resolved |
| July 1, 1996 – June 30, 2002 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| July 1, 1990 – September 30, 1990 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| July 1, 1990 – September 30, 1990 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| July 1, 1990 – September 30, 1990 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| July 1, 1990 – September 30, 1990 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| July 1, 1990 – September 30, 1990 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| July 1, 1990 – September 30, 1990 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| July 1, 1990 – September 30, 1990 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| July 1, 1990 – September 30, 1990 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| July 1, 1990 – September 30, 1990 | Monitoring, Regular | Benzene | — | Resolved |
| July 1, 1990 – September 30, 1990 | Monitoring, Regular | Toluene | — | Resolved |
| July 1, 1990 – September 30, 1990 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| July 1, 1990 – September 30, 1990 | Monitoring, Regular | Styrene | — | Resolved |
| July 1, 1990 – September 30, 1990 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| July 1, 1990 – September 30, 1990 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| October 1, 1989 – December 31, 1989 | Monitoring, Regular | Styrene | — | Resolved |
| October 1, 1989 – December 31, 1989 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| October 1, 1989 – December 31, 1989 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| October 1, 1989 – December 31, 1989 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| October 1, 1989 – December 31, 1989 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| October 1, 1989 – December 31, 1989 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| October 1, 1989 – December 31, 1989 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| October 1, 1989 – December 31, 1989 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| October 1, 1989 – December 31, 1989 | Monitoring, Regular | Benzene | — | Resolved |
| October 1, 1989 – December 31, 1989 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| October 1, 1989 – December 31, 1989 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| October 1, 1989 – December 31, 1989 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| October 1, 1989 – December 31, 1989 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| October 1, 1989 – December 31, 1989 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| October 1, 1987 – September 30, 1990 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| January 1, 1987 – December 31, 1989 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 1987 – December 31, 1989 | Monitoring, Regular | Toluene | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- March 19, 2013State Public Notification requested3 linked violations
- September 23, 2002State Public Notification received5 linked violations
- September 23, 2002State Public Notification received2 linked violations
- September 2, 2002State Compliance achieved7 linked violations
- August 28, 2002State Public Notification requested4 linked violations
- July 26, 2001State Public Notification requested4 linked violations
- July 26, 2001State Formal Notice of Violation issued7 linked violations
- May 31, 1996State Compliance achieved1 linked violation
- April 14, 1993State Formal Notice of Violation issued10 linked violations
- December 6, 1990State Compliance achieved1 linked violation
- November 16, 1990State Compliance achieved2 linked violations
- November 16, 1990State Compliance achieved1 linked violation
- November 16, 1990State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- November 16, 1990State Compliance achieved1 linked violation
- November 16, 1990State Compliance achieved1 linked violation
- November 16, 1990State Compliance achieved2 linked violations
- November 16, 1990State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- November 16, 1990State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- November 16, 1990State Compliance achieved1 linked violation
- November 16, 1990State Compliance achieved1 linked violation
- November 16, 1990State Compliance achieved1 linked violation
- November 16, 1990State Compliance achieved2 linked violations
- November 16, 1990State Compliance achieved1 linked violation
- November 16, 1990State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- November 16, 1990State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- November 16, 1990State Compliance achieved1 linked violation
- November 16, 1990State Compliance achieved3 linked violations
- November 16, 1990State Compliance achieved1 linked violation
- November 16, 1990State Compliance achieved2 linked violations
- June 21, 1990State Compliance achieved1 linked violation
- June 21, 1990State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 19, 1990State Compliance achieved3 linked violations
- January 19, 1990State Compliance achieved3 linked violations
- January 19, 1990State Compliance achieved2 linked violations
- January 19, 1990State Compliance achieved11 linked violations
- January 19, 1990State Compliance achieved2 linked violations
- January 19, 1990State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 19, 1990State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 19, 1990State Compliance achieved2 linked violations
- January 19, 1990State Compliance achieved1 linked violation
- January 19, 1990State Compliance achieved1 linked violation
- January 19, 1990State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 19, 1990State Compliance achieved3 linked violations
- January 19, 1990State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 19, 1990State Compliance achieved1 linked violation
- June 8, 1989State Compliance achieved1 linked violation
- June 8, 1989State Compliance achieved1 linked violation
- February 16, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
Common questions
Is IOWA CITY WATER DEPARTMENT required to publish a Consumer Confidence Report?
- Yes. IOWA CITY WATER DEPARTMENT 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 IOWA CITY WATER DEPARTMENT’s next Consumer Confidence Report due?
- IOWA CITY WATER DEPARTMENT’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does IOWA CITY WATER DEPARTMENT have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for IOWA CITY WATER DEPARTMENT.
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
IOWA CITY WATER DEPARTMENT
319-356-5169
IOWA CITY, IA 52240