DUBUQUE, IA · Dubuque County
DUBUQUE WATER WORKS 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)
- IA3126052
- System type
- Community Water System
- Population served
- 59,667
- Service connections
- 23,954
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Monitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2008 – March 31, 2008
ArchivedMonitoring and Reporting (DBP)
—Chlorine
July 1, 2005 – August 2, 2005
Resolved
Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2008 – March 31, 2008 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Archived |
| July 1, 2005 – August 2, 2005 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state
Enforcement actions
- August 9, 2005State Formal Notice of Violation issued24 linked violations
- September 12, 1990State Compliance achieved1 linked violation
- August 20, 1990State Formal Notice of Violation issued1 linked violation
- August 20, 1990State Public Notification requested2 linked violations
- October 5, 1989State Compliance achieved1 linked violation
Contact
DUBUQUE WATER WORKS
563-589-4291
DUBUQUE, IA 52001