IOWA CITY, IA · Johnson County

UNIVERSITY WATER SYSTEM 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): IA5225101
System type: Community Water System
Population served: 26,684
Service connections: 95
Ownership: state government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2017 – March 31, 2017
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
April 1, 2011 – June 2, 2011
Resolved
Monitoring, Regular
—
LASSO
April 1, 1991 – June 30, 1991
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
April 1, 1990 – November 26, 1990
Resolved
Monitoring, Regular
—
Mercury
April 1, 1989 – March 31, 1990
Resolved
Monitoring, Regular
—
Arsenic
April 1, 1989 – March 31, 1990
Resolved
Monitoring, Regular
—
Barium
April 1, 1989 – March 31, 1990
Resolved
Monitoring, Regular
—
Chromium
April 1, 1989 – March 31, 1990
Resolved
Monitoring, Regular
—
Fluoride
April 1, 1989 – March 31, 1990
Resolved
Monitoring, Regular
—
Chromium
June 25, 1982 – June 24, 1983
Archived
Monitoring, Regular
—
Cadmium
June 25, 1982 – June 24, 1983
Archived
Monitoring, Regular
—
Barium
June 25, 1982 – June 24, 1983
Archived
Monitoring, Regular
—
Selenium
June 25, 1982 – June 24, 1983
Archived
Monitoring, Regular
—
Nitrate
June 25, 1982 – June 24, 1983
Archived
Monitoring, Regular
—
Mercury
June 25, 1982 – June 24, 1983
Archived
Monitoring, Regular
—
Fluoride
June 25, 1982 – June 24, 1983
Archived
Monitoring, Regular
—
Arsenic
June 25, 1982 – June 24, 1983
Archived

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

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 2017 – March 31, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 2011 – June 2, 2011	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
April 1, 1991 – June 30, 1991	Monitoring, Regular	LASSO	—	Resolved
April 1, 1990 – November 26, 1990	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
April 1, 1989 – March 31, 1990	Monitoring, Regular	Mercury	—	Resolved
April 1, 1989 – March 31, 1990	Monitoring, Regular	Arsenic	—	Resolved
April 1, 1989 – March 31, 1990	Monitoring, Regular	Barium	—	Resolved
April 1, 1989 – March 31, 1990	Monitoring, Regular	Chromium	—	Resolved
April 1, 1989 – March 31, 1990	Monitoring, Regular	Fluoride	—	Resolved
June 25, 1982 – June 24, 1983	Monitoring, Regular	Chromium	—	Archived
June 25, 1982 – June 24, 1983	Monitoring, Regular	Cadmium	—	Archived
June 25, 1982 – June 24, 1983	Monitoring, Regular	Barium	—	Archived
June 25, 1982 – June 24, 1983	Monitoring, Regular	Selenium	—	Archived
June 25, 1982 – June 24, 1983	Monitoring, Regular	Nitrate	—	Archived
June 25, 1982 – June 24, 1983	Monitoring, Regular	Mercury	—	Archived
June 25, 1982 – June 24, 1983	Monitoring, Regular	Fluoride	—	Archived
June 25, 1982 – June 24, 1983	Monitoring, Regular	Arsenic	—	Archived

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

Enforcement actions

July 1, 2020State Public Notification issued3 linked violations
December 17, 2019State Formal Notice of Violation issued2 linked violations
December 4, 2019State Compliance achieved2 linked violations
July 1, 2019State Public Notification issued2 linked violations
July 1, 2019State Public Notification issued4 linked violations
March 19, 2019State Formal Notice of Violation issued4 linked violations
March 19, 2019State Violation/Reminder Notice3 linked violations
November 19, 2018State Public Notification requested3 linked violations
May 23, 2017State Public Notification received2 linked violations
May 5, 2017State Public Notification requested2 linked violations
February 24, 2017State Public Notification received2 linked violations
July 19, 2011State Formal Notice of Violation issued5 linked violations
June 2, 2011State Compliance achieved3 linked violations
July 18, 2005State Public Notification requested3 linked violations
May 6, 2005State Compliance achieved3 linked violations
February 17, 1992State Compliance achieved2 linked violations
February 17, 1992State Compliance achieved5 linked violations
November 26, 1990State Compliance achieved1 linked violation
November 26, 1990State Compliance achieved1 linked violation
November 26, 1990State Compliance achieved12 linked violations
November 26, 1990State Compliance achieved3 linked violations
November 26, 1990State Compliance achieved3 linked violations
April 1, 1990State Intentional no-action2 linked violations
April 1, 1990State Intentional no-action1 linked violation
April 1, 1990State Intentional no-action1 linked violation
April 1, 1990State Intentional no-action1 linked violation
April 1, 1990State Intentional no-actiongeneral compliance action — not tied to a specific violation on record
September 30, 1984Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record

Contact

UNIVERSITY WATER SYSTEM

319-335-5165

IOWA CITY, IA 52242