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Public water system record

Waynoka Regional Water and Sewer Dist

Serves Lake Waynoka, Brown County, OH · 2,428 people served

Federal records show 2 health-based violations and 5 monitoring/reporting issues for Waynoka Regional Water and Sewer Dist in the last ten years. The most serious issue in this window was a resolved Interim Enhanced Surface Water Treatment Rule violation.

  • OH0800811
  • SARDINIA
  • OH
  • 2,428 served

System profile

Source water Surface water
ZIP 45171
EPA system ID OH0800811

Verify this system on EPA ECHO →

Health-based violations, last 10 years
2
Resolved
2
Unresolved
0
Any acute record
Yes
Monitoring issues, last 10 years
5

Key facts

  • Waynoka Regional Water and Sewer Dist draws water from 2 surface water intakes.
  • Record on file since 1982, with 8 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 1,010 service lines.

Check whether Waynoka Regional Water and Sewer Dist serves your address

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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
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
 120 Aug 1, 2022 Resolved Yes
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
 120 Jun 1, 2022 Resolved Yes

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Revised Total Coliform Rule
Monitoring violation
 Sep 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Consumer Confidence Rule
OTHER
 Oct 20, 2023 Resolved
Consumer Confidence Rule
OTHER
 Dec 29, 2022 Active
Consumer Confidence Rule
OTHER
 Jul 1, 2022 Resolved
Consumer Confidence Rule
OTHER
 Jul 1, 2021 Active

Full record since 1982

EPA's records for Waynoka Regional Water and Sewer Dist go back to 1982. Before October 19, 2016 they list 8 health-based violations (8 resolved) and 16 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1980s 0 14
1990s 2 0
2000s 6 2
2020s 2 5

Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began January 2008, Resolved.

Show all 8 health-based violations before October 19, 2016
Contaminant Start date Status
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.091 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Jan 1, 2008 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.065 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Jan 1, 2008 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.093 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 Oct 1, 2007 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.063 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Oct 1, 2007 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.082 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 Jan 1, 2006 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.084 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Apr 1, 2005 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Nov 1, 1997 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Jul 1, 1993 Resolved

What the violations mean

Interim Enhanced Surface Water Treatment Rule

2 incidents

The system did not meet a filtration or treatment requirement for surface water

Inadequate treatment of surface water can let pathogens such as Cryptosporidium and Giardia through

Where the water comes from

Waynoka Regional Water and Sewer Dist draws water from 2 surface water intakes. It also has an emergency connection to Brown County Rural Water.

Emergency or part-time connections to

Annual water quality report

Waynoka Regional Water and Sewer Dist 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.

Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.

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