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Public water system record

Piqua City PWS

Serves Piqua, Miami County, OH · 20,354 people served

Federal records show no health-based violations and 6 monitoring/reporting issues for Piqua City PWS in the last ten years. At least one of these issues remains unresolved.

  • OH5501211
  • PIQUA
  • OH
  • 20,354 served

System profile

Source water Surface water
ZIP 45356
EPA system ID OH5501211

Verify this system on EPA ECHO →

Health-based violations, last 10 years
0
Resolved
0
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
6

Key facts

  • Piqua City PWS draws water from 3 surface water intakes.
  • Record on file since 1993, with 8 health-based violations before October 19, 2016.
  • Lead pipe inventory: 600 lead and 7,809 unknown out of 9,492 service lines.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

None since October 2016.

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
LEAD AND COPPER RULE REVISIONS
RPT
 Jul 2, 2025 Active
Consumer Confidence Rule
OTHER
 Aug 25, 2022 Active
Public Notice
OTHER
 Aug 17, 2022 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
 Apr 1, 2021 Resolved
Consumer Confidence Rule
OTHER
 Oct 8, 2020 Active
Consumer Confidence Rule
OTHER
 Jan 28, 2020 Active

Full record since 1993

EPA's records for Piqua City PWS go back to 1993. Before October 19, 2016 they list 8 health-based violations (8 resolved) and 1 monitoring or reporting violation.

Violations that began in Health-based Monitoring and reporting
1990s 1 1
2000s 3 0
2010 to October 18, 2016 4 0
2020s 0 6

Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began July 2015, Resolved.

Show all 8 health-based violations before October 19, 2016
Contaminant Start date Status
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 Jul 1, 2015 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.085 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Jan 1, 2012 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.086 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Oct 1, 2011 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.087 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Apr 1, 2011 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Dec 1, 2008 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Aug 1, 2008 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Dec 1, 2006 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Sep 1, 1998 Resolved

Where the water comes from

Piqua City PWS draws water from 3 surface water intakes.

Annual water quality report

Piqua City PWS must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Ohio.

Certified drinking water labs by state EPA guidance for private wells