DUBUQUE, IA · Dubuque County
VERNON WATER SYSTEM Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of January 4, 2018. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.
If you are a resident looking for your current water provider, see water systems in Dubuque County, IA.
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)
- IA3126315
- System type
- Community Water System
- Population served
- 300
- Service connections
- 156
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Maximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
July 1, 2011 – July 31, 2011
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
April 1, 2010 – April 30, 2010
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
December 1, 2009 – December 31, 2009
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
October 1, 2009 – October 31, 2009
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
July 1, 2009 – August 31, 2011
ResolvedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
July 1, 2009 – August 31, 2009
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
May 1, 2009 – May 31, 2009
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
November 1, 2006 – November 30, 2006
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 2011 – July 31, 2011 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| April 1, 2010 – April 30, 2010 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| December 1, 2009 – December 31, 2009 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| October 1, 2009 – October 31, 2009 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| July 1, 2009 – August 31, 2011 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| July 1, 2009 – August 31, 2009 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Resolved |
| May 1, 2009 – May 31, 2009 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| November 1, 2006 – November 30, 2006 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
No enforcement actions on record for this system.
Last known contact on file (system is inactive)
DUBUQUE WATER WORKS - VERNON WATER
563-589-4291
DUBUQUE, IA 52001