IOWA CITY, IA · Johnson County

IOWA CITY WATER DEPARTMENT Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 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)

Violation history

Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
July 1, 1996 – June 30, 2002
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
July 1, 1990 – September 30, 1990
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
July 1, 1990 – September 30, 1990
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
July 1, 1990 – September 30, 1990
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
July 1, 1990 – September 30, 1990
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
July 1, 1990 – September 30, 1990
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
July 1, 1990 – September 30, 1990
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
July 1, 1990 – September 30, 1990
Resolved
Monitoring, Regular
—
Trichloroethylene
July 1, 1990 – September 30, 1990
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
July 1, 1990 – September 30, 1990
Resolved
Monitoring, Regular
—
Tetrachloroethylene
July 1, 1990 – September 30, 1990
Resolved
Monitoring, Regular
—
CHLOROBENZENE
July 1, 1990 – September 30, 1990
Resolved
Monitoring, Regular
—
Benzene
July 1, 1990 – September 30, 1990
Resolved
Monitoring, Regular
—
Toluene
July 1, 1990 – September 30, 1990
Resolved
Monitoring, Regular
—
Styrene
July 1, 1990 – September 30, 1990
Resolved
Monitoring, Regular
—
Styrene
October 1, 1989 – December 31, 1989
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
October 1, 1989 – December 31, 1989
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
October 1, 1989 – December 31, 1989
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
October 1, 1989 – December 31, 1989
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
October 1, 1989 – December 31, 1989
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
October 1, 1989 – December 31, 1989
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
October 1, 1989 – December 31, 1989
Resolved
Monitoring, Regular
—
Tetrachloroethylene
October 1, 1989 – December 31, 1989
Resolved
Monitoring, Regular
—
CHLOROBENZENE
October 1, 1989 – December 31, 1989
Resolved
Monitoring, Regular
—
Benzene
October 1, 1989 – December 31, 1989
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
October 1, 1989 – December 31, 1989
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
October 1, 1989 – December 31, 1989
Resolved
Monitoring, Regular
—
Carbon tetrachloride
October 1, 1989 – December 31, 1989
Resolved
Monitoring, Regular
—
Trichloroethylene
October 1, 1989 – December 31, 1989
Resolved
Monitoring, Regular
—
Carbon tetrachloride
October 1, 1987 – September 30, 1990
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 1987 – December 31, 1989
Resolved
Monitoring, 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	Gross Alpha, Excl. Radon and U	—	Resolved
July 1, 1990 – September 30, 1990	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
July 1, 1990 – September 30, 1990	Monitoring, Regular	o-Dichlorobenzene	—	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	1,2-Dichloropropane	—	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	Styrene	—	Resolved
October 1, 1989 – December 31, 1989	Monitoring, Regular	Styrene	—	Resolved
October 1, 1989 – December 31, 1989	Monitoring, Regular	1,2-Dichloropropane	—	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, 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 28, 2013State Compliance achieved2 linked violations
September 23, 2002State Public Notification received5 linked violations
September 23, 2002State Public Notification received2 linked violations
August 28, 2002State Formal Notice of Violation issued4 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
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 achieved2 linked violations
November 16, 1990State Compliance achieved1 linked violation
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 achieved2 linked violations
November 16, 1990State Compliance achievedgeneral compliance action — not tied to a specific violation on record
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 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
June 21, 1990State Compliance achieved1 linked violation
January 19, 1990State Compliance achieved11 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 achievedgeneral compliance action — not tied to a specific violation on record
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 achieved2 linked violations
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

Contact

IOWA CITY WATER DEPARTMENT

319-356-5169

IOWA CITY, IA 52240