DUBUQUE, IA · Dubuque County
COLONIAL/GM/RC Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of January 28, 2000. 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)
- IA3102301
- System type
- Community Water System
- Population served
- 462
- Service connections
- 119
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Monitoring, Routine Major (TCR)
—Coliform (TCR)
April 1, 1991 – April 30, 1991
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
January 1, 1991 – December 31, 1994
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
July 1, 1982 – June 30, 1986
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| April 1, 1991 – April 30, 1991 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 1991 – December 31, 1994 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| July 1, 1982 – June 30, 1986 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- March 9, 1993State Compliance achieved5 linked violations
- March 9, 1993State Compliance achieved3 linked violations
- March 9, 1993State Compliance achieved1 linked violation
- March 9, 1993State Compliance achieved1 linked violation
- February 19, 1993State Formal Notice of Violation issued6 linked violations
- February 19, 1993State Formal Notice of Violation issued2 linked violations
- February 19, 1993State Formal Notice of Violation issued1 linked violation
- February 19, 1993State Public Notification requested1 linked violation
- February 19, 1993State Public Notification requested13 linked violations
- February 19, 1993State Formal Notice of Violation issued15 linked violations
- June 14, 1991State Public Notification requested1 linked violation
- May 29, 1991State Compliance achieved2 linked violations
- April 1, 1987State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 1, 1987State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
- December 2, 1986State Compliance achieved3 linked violations
- July 1, 1986State Formal Notice of Violation issued1 linked violation
- July 1, 1986State Public Notification requested1 linked violation
Last known contact on file (system is inactive)
Not on record
Phone not on record
DUBUQUE, IA 52001