LARCHWOOD, IA · Lyon County
LARCHWOOD WATER SUPPLY Water System
Current status
1 item on record is open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.
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)
- IA6050059
- System type
- Community Water System
- Population served
- 926
- Service connections
- 394
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Consumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2025
UnaddressedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
July 1, 2013 – July 31, 2013
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
November 1, 2010 – November 30, 2010
ResolvedMonitoring and Reporting (DBP)
—Chlorine
October 1, 2010 – December 31, 2010
ResolvedMonitoring and Reporting (DBP)
—Chlorine
July 1, 2006 – September 30, 2006
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
June 1, 2006 – June 30, 2006
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
June 1, 2000 – June 30, 2000
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
July 1, 1995 – June 30, 1999
ResolvedMaximum Contaminant Level Violation, Single Sample
Health-basedCombined Radium (-226 and -228)
July 1, 1991 – June 30, 1995
ResolvedMonitoring, Regular
—Nitrate
July 1, 1986 – June 30, 1989
Resolved
Unaddressed no corrective action on record yetResolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 2025 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Unaddressed |
| July 1, 2013 – July 31, 2013 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| November 1, 2010 – November 30, 2010 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| October 1, 2010 – December 31, 2010 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| July 1, 2006 – September 30, 2006 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| June 1, 2006 – June 30, 2006 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| June 1, 2000 – June 30, 2000 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| July 1, 1995 – June 30, 1999 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| July 1, 1991 – June 30, 1995 | Maximum Contaminant Level Violation, Single Sample | Combined Radium (-226 and -228) | Health-based | Resolved |
| July 1, 1986 – June 30, 1989 | Monitoring, Regular | Nitrate | — | Resolved |
Unaddressed no corrective action on record yetResolved addressed and confirmed by the state
Enforcement actions
- September 19, 2013State Public Notification requested2 linked violations
- September 19, 2013State Formal Notice of Violation issued4 linked violations
- July 27, 2006State Public Notification requested4 linked violations
- July 12, 2006State Compliance achieved7 linked violations
- September 9, 2004State Compliance achieved4 linked violations
- October 25, 2001State Public Notification requested4 linked violations
- August 7, 2000State Compliance achieved4 linked violations
- July 20, 2000State Formal Notice of Violation issued6 linked violations
- July 20, 2000State Public Notification requested4 linked violations
- May 1, 2000State Compliance achieved1 linked violation
- May 29, 1996State Compliance achieved4 linked violations
- November 20, 1995State Public Notification received4 linked violations
- December 28, 1990State Administrative/Compliance Order without penalty issued1 linked violation
- September 8, 1989State Compliance achieved2 linked violations
- August 25, 1989State Formal Notice of Violation issued3 linked violations
- September 30, 1984Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record
Contact
LARCHWOOD WATER SUPPLY
712-477-2366
LARCHWOOD, IA 51241