PIQUA, OH · Miami County

PIQUA CITY PWS Water System

Current status

4 items on record are 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 Ohio’s official records. Always confirm current status with Ohio before making decisions based on this information.

System facts

System ID (PWSID): OH5501211
System type: Community Water System
Population served: 20,354
Service connections: 8,824
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Notification, Known or Potential LSL
—
LEAD AND COPPER RULE REVISIONS
July 2, 2025
Unaddressed
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
August 25, 2022
Unaddressed
Public Notification Violation for NPDWR Violation
—
Public Notice
August 17, 2022 – June 9, 2023
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
April 1, 2021 – June 30, 2021
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 8, 2020
Unaddressed
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
January 28, 2020
Unaddressed
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2015 – September 30, 2015
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2012 – March 31, 2012
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2011 – December 31, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2011 – June 30, 2011
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
December 1, 2008 – December 31, 2008
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
August 1, 2008 – August 31, 2008
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
December 1, 2006 – December 31, 2006
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
September 1, 1998 – September 30, 1998
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
July 1, 1993 – July 31, 1993
Resolved

Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
July 2, 2025	Notification, Known or Potential LSL	LEAD AND COPPER RULE REVISIONS	—	Unaddressed
August 25, 2022	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Unaddressed
August 17, 2022 – June 9, 2023	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
April 1, 2021 – June 30, 2021	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
October 8, 2020	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Unaddressed
January 28, 2020	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Unaddressed
July 1, 2015 – September 30, 2015	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 2012 – March 31, 2012	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2011 – December 31, 2011	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 2011 – June 30, 2011	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
December 1, 2008 – December 31, 2008	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
August 1, 2008 – August 31, 2008	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
December 1, 2006 – December 31, 2006	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
September 1, 1998 – September 30, 1998	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
July 1, 1993 – July 31, 1993	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved

Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Enforcement actions

No enforcement actions on record for this system.

Contact

STEVENS, JON

937-778-2090

PIQUA, OH 45356