Locust Grove Pwa

ZipCheckup's reading of EPA records for Locust Grove Pwa (OK1021668): 1 violation recorded with unresolved status in the SDWIS data used. In the federal compliance data used here, Locust Grove Pwa has 1 violation listed as open; the utility serves approximately 1,600 people.

Data: EPA SDWIS

System Overview

Locust Grove Pwa (EPA ID: OK1021668) is a community water system in Oklahoma that serves approximately 1,600 people from surface water sources.

This system provides water to 3 ZIP codes across 3 communities.

ZIP-Area Home Safety Context: D (50/100)

This is the average Home Safety Score for 1 of 3 service-area ZIP codes with all required score domains observed. It is not a grade for the water utility.

Model 4.0.0 uses SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the UCMR 5 PFAS MCL screen, EPA radon zone, and annual EPA AirData AQI across three equally weighted domains. Missing required evidence suppresses the score.

Violation History

Status breakdown for accepted records with record years 2021-2026: 128 resolved, 24 archived, 0 addressed, and 1 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)

Increased risk of cancer

Treatment options (verify a product is certified to reduce this contaminant): 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.

Radon Risk in Service Area

3 of 3 ZIP records with known zones are in EPA Radon Zone 2.

The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.

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.

• 74352 - Locust Grove
• 74364 - Rose
• 74365 - Salina

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Locust Grove Pwa (OK1021668) on EPA.gov.

Frequently Asked Questions

Is Locust Grove Pwa water safe to drink?

The accepted 2026Q2 ECHO snapshot shows 1 current noncompliance record and zero current records classified as health-based. That classification is not a property-specific water test or safety guarantee.

How many people does Locust Grove Pwa serve?

Locust Grove Pwa serves approximately 1,600 people across 3 ZIP codes in Oklahoma.

Where does Locust Grove Pwa get its water?

The primary water source is surface water.

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  author = {{ZipCheckup}},
  title  = {{Locust Grove Pwa (OK): 2 Health Violations}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/ok1021668/}
}