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Public water system record

Sidney City PWS

Serves Sidney, Shelby County, OH · 20,614 people served

Federal records show 1 health-based violation and 3 monitoring/reporting issues for Sidney City PWS in the last ten years. The most serious issue in this window was a resolved Total Trihalomethanes (TTHMs) violation.

  • OH7501214
  • SIDNEY
  • OH
  • 20,614 served

System profile

Source water Surface water
ZIP 45365
EPA system ID OH7501214

Verify this system on EPA ECHO →

Health-based violations, last 10 years
1
Resolved
1
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
3

Key facts

  • Sidney City PWS draws water from 7 wells and 3 surface water intakes.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.088 mg/L, federal limit 0.08 mg/L (1.1 times the limit), 2024.
  • Record on file since 1993, with 4 health-based violations before October 19, 2016.
  • Lead pipe inventory: 598 lead and 2,894 unknown out of 9,443 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.

Contaminant Rule family Start date Status Acute
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.088 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Oct 1, 2024 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Haloacetic Acids (HAA5)
Monitoring and reporting
 Oct 1, 2021 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Oct 1, 2021 Resolved
Consumer Confidence Rule
OTHER
 Nov 8, 2018 Active

Full record since 1993

EPA's records for Sidney City PWS go back to 1993. Before October 19, 2016 they list 4 health-based violations (4 resolved) and 27 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 4 0
2000s 0 27
October 19, 2016 to 2019 0 1
2020s 1 2

Most recent health-based violation before October 19, 2016: Surface Water Treatment Rule, began March 1995, Resolved.

Show all 4 health-based violations before October 19, 2016
Contaminant Start date Status
Surface Water Treatment Rule
Treatment technique failure
 Mar 1, 1995 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Apr 1, 1994 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Mar 1, 1994 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Sep 1, 1993 Resolved

What the violations mean

Total Trihalomethanes (TTHMs)

1 incident

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Where the water comes from

Sidney City PWS draws water from 7 wells and 3 surface water intakes.

Annual water quality report

Sidney 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