Wellston

ZipCheckup's reading of EPA SDWIS for Wellston (OK1020724): 7 past health-based violations, since resolved. The five-year EPA compliance file for Wellston contains 30 violations, each documented and subsequently closed - the utility now operates in full compliance and continues to supply approximately 825 residents with water meeting current federal standards, including both health-based and monitoring requirements.

Data: EPA SDWIS

System Overview

Wellston (EPA ID: OK1020724) is a community water system in Oklahoma that serves approximately 825 people from surface water sources.

This system provides water to 2 ZIP codes across 2 communities.

Violation History

Status breakdown for accepted records with record years 2021-2026: 9 resolved, 21 archived, 0 addressed, and 0 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.

Recent Violations

Contaminants Detected

The following contaminants have been flagged in EPA records for this water system:

Health Risk Details

Haloacetic Acids (HAA5) (EPA limit: 0.06 mg/L)

Cancer risk; reproductive & developmental effects At-risk groups: pregnant women, infants, long-term consumers of chlorinated municipal water.

Removal methods: granular activated carbon (GAC), carbon block filter, reverse osmosis. Find the right filter →

Lead & Copper

EPA Lead and Copper Rule evidence attributed directly to this water system:

No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.

ZIP Codes Served

Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by OK or modeled from parcel and building-footprint data.

• 74834 - Chandler
• 74881 - Wellston

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Wellston (OK1020724) on EPA.gov.

Frequently Asked Questions

Is Wellston water safe to drink?

The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Wellston; its 30 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.

How many people does Wellston serve?

Wellston serves approximately 825 people across 2 ZIP codes in Oklahoma.

Where does Wellston get its water?

The primary water source is surface water.

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  author = {{ZipCheckup}},
  title  = {{Wellston (OK): 7 Health Violations}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/ok1020724/}
}