DUBUQUE, IA · Dubuque County
TWIN T MOBILE HOME PARK, INC. Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of February 24, 2010. 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 August 1, 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)
- IA3100603
- System type
- Community Water System
- Population served
- 67
- Service connections
- 42
- Ownership
- privately owned
- Water source
- groundwater (wells)
TWIN T MOBILE HOME PARK, INC. is one of 1,221 community water systems in Iowa in the 500 or fewer people size category, formerly serving 67 people from groundwater.
EPA's federal records list this system as inactive in 2010; the record below is historical.
As of August 1, 2026, its federal record holds 10 entries between 1980 and 1995, all of which EPA lists as closed. Nothing has been added since 1995.
All 10 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves inorganic chemicals and synthetic organic chemicals.
Violation history
Monitoring, Regular
—BHC-GAMMA
April 1, 1995 – April 30, 1995
ResolvedMonitoring, Regular
—Antimony, Total
July 1, 1992 – June 30, 1995
ResolvedMonitoring, Regular
—Cadmium
September 30, 1980 – September 29, 1983
ArchivedMonitoring, Regular
—Chromium
September 30, 1980 – September 29, 1983
ArchivedMonitoring, Regular
—Fluoride
September 30, 1980 – September 29, 1983
ArchivedMonitoring, Regular
—Arsenic
September 30, 1980 – September 29, 1983
ArchivedMonitoring, Regular
—Nitrate
September 30, 1980 – September 29, 1983
ArchivedMonitoring, Regular
—Selenium
September 30, 1980 – September 29, 1983
ArchivedMonitoring, Regular
—Mercury
September 30, 1980 – September 29, 1983
ArchivedMonitoring, Regular
—Barium
September 30, 1980 – September 29, 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 |
|---|---|---|---|---|
| April 1, 1995 – April 30, 1995 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| July 1, 1992 – June 30, 1995 | Monitoring, Regular | Antimony, Total | — | Resolved |
| September 30, 1980 – September 29, 1983 | Monitoring, Regular | Cadmium | — | Archived |
| September 30, 1980 – September 29, 1983 | Monitoring, Regular | Chromium | — | Archived |
| September 30, 1980 – September 29, 1983 | Monitoring, Regular | Fluoride | — | Archived |
| September 30, 1980 – September 29, 1983 | Monitoring, Regular | Arsenic | — | Archived |
| September 30, 1980 – September 29, 1983 | Monitoring, Regular | Nitrate | — | Archived |
| September 30, 1980 – September 29, 1983 | Monitoring, Regular | Selenium | — | Archived |
| September 30, 1980 – September 29, 1983 | Monitoring, Regular | Mercury | — | Archived |
| September 30, 1980 – September 29, 1983 | Monitoring, Regular | Barium | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- March 17, 1997State Compliance achieved1 linked violation
- March 17, 1997State Compliance achieved3 linked violations
- March 17, 1997State Compliance achieved4 linked violations
- February 4, 1997State Formal Notice of Violation issued1 linked violation
- February 4, 1997State Public Notification requested1 linked violation
- September 28, 1988State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- November 1, 1987State Public Notification requested1 linked violation
- November 1, 1987State Formal Notice of Violation issued1 linked violation
- September 30, 1984Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record
- February 19, 1982State Unresolved2 linked violations
- February 10, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
Last known contact on file (system is inactive)
TWIN T MOBILE HOME PARK INC
563-582-3132
DUBUQUE, IA 52001