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Public water system record

Johnston Co RWD #3

Serves an area of Johnston County, OK that includes Tishomingo, Reagan, Emet and 2 more places · 2,783 people served

Federal records show 1 health-based violation and 2 monitoring/reporting issues for Johnston Co RWD #3 in the last ten years. The most serious issue in this window was a resolved LEAD AND COPPER RULE REVISIONS violation.

  • OK2003511
  • TISHOMINGO
  • OK
  • 2,783 served

System profile

Source water Groundwater
ZIP 73460
EPA system ID OK2003511

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
2

Key facts

  • Johnston Co RWD #3 draws water from 11 wells.
  • Record on file since 2009, with 0 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 1,298 service lines.

Check whether Johnston Co RWD #3 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
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
 350 Oct 17, 2024 Resolved No

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
 Oct 17, 2024 Resolved
Chlorine
Monitoring and reporting
 Apr 1, 2023 Resolved

Full record since 2009

EPA's records for Johnston Co RWD #3 go back to 2009. Before October 19, 2016 they list no health-based violations and 22 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
2000s 0 21
2010 to October 18, 2016 0 1
2020s 1 2

What the violations mean

LEAD AND COPPER RULE REVISIONS

1 incident

The system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).

The utility had to notify customers about this violation.

Where the water comes from

Johnston Co RWD #3 draws water from 11 wells. 1 other community water system buys water from Johnston Co RWD #3.

Community systems that buy water from it

Annual water quality report

Johnston Co RWD #3 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 Oklahoma.

Certified drinking water labs by state EPA guidance for private wells