AVOCA, IA · Shelby County
REGIONAL WATER 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)
- IA8300184
- System type
- Community Water System
- Population served
- 4,132
- Service connections
- 1,700
- Ownership
- privately owned
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Treatment Technique (SWTR and GWR)
Health-basedGroundwater Rule
July 1, 2017 – July 31, 2017
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
July 1, 2009 – July 31, 2009
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
January 1, 1995 – January 31, 1995
ResolvedMonitoring, Regular
—Nitrate
July 1, 1994 – June 30, 1995
ResolvedMonitoring, Regular
—Antimony, Total
July 1, 1992 – June 30, 1995
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 2017 – July 31, 2017 | Treatment Technique (SWTR and GWR) | Groundwater Rule | Health-based | Resolved |
| July 1, 2009 – July 31, 2009 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| January 1, 1995 – January 31, 1995 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| July 1, 1994 – June 30, 1995 | Monitoring, Regular | Nitrate | — | Resolved |
| July 1, 1992 – June 30, 1995 | Monitoring, Regular | Antimony, Total | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- October 2, 2017State Public Notification received4 linked violations
- November 4, 2002State Compliance achieved2 linked violations
- February 1, 1997State Compliance achieved2 linked violations
- September 3, 1996State Compliance achieved5 linked violations
- September 3, 1996State Compliance achieved1 linked violation
- August 28, 1996State Formal Notice of Violation issued1 linked violation
- August 28, 1996State Formal Notice of Violation issued3 linked violations
- July 15, 1996State Public Notification requested1 linked violation
- July 15, 1996State Formal Notice of Violation issued1 linked violation
- July 15, 1996State Public Notification requested1 linked violation
- October 28, 1994State Formal Notice of Violation issued3 linked violations
- October 28, 1994State Public Notification requested1 linked violation
Contact
REGIONAL WATER
712-343-2413
AVOCA, IA 51521