DENVER, IA · Dubuque County
TERRACE HEIGHTS 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)
- IA3126604
- System type
- Community Water System
- Population served
- 548
- Service connections
- 219
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Monitoring and Reporting (DBP)
—TTHM
August 1, 2025 – August 31, 2025
ArchivedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
October 1, 2020 – October 31, 2020
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 |
|---|---|---|---|---|
| August 1, 2025 – August 31, 2025 | Monitoring and Reporting (DBP) | TTHM | — | Archived |
| October 1, 2020 – October 31, 2020 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state
Enforcement actions
No enforcement actions on record for this system.
Contact
YES COMPANIES EXP FRED, LLC
303-483-7300
DENVER, CO 80237