Comanche Company Rwd #4

ZipCheckup's reading of EPA SDWIS for Comanche Company Rwd #4 (OK3001654): 11 past health-based violations, since resolved. Dating back across the full five-year EPA tracking window, Comanche Company Rwd #4 encountered 13 violations, each subsequently remedied and closed - today the utility meets all federal drinking water requirements for the 3,000 residents in its service area and holds no open enforcement actions.

Data: EPA SDWIS

System Overview

Comanche Company Rwd #4 (EPA ID: OK3001654) is a community water system in Oklahoma that serves approximately 3,000 people from surface water sources.

This system provides water to 9 ZIP codes across 9 communities.

ZIP-Area Home Safety Context: A (89/100)

This is the average Home Safety Score for 1 of 9 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: 3 resolved, 10 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:

The accepted LCR snapshot contains 1 reported copper action-level exceedance record for this PWSID. The source does not provide a verified copper level for publication.

Radon Risk in Service Area

Dominant radon zone for ZIP codes served by this system: Zone 3 (Low Risk)

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.

• 73505 - Lawton
• 73527 - Cache
• 73528 - Chattanooga
• 73540 - Faxon
• 73543 - Geronimo
• 73552 - Indiahoma
• 73564 - Roosevelt
• 73566 - Snyder
• 73655 - Lone Wolf

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Comanche Company Rwd #4 (OK3001654) on EPA.gov.

Frequently Asked Questions

Is Comanche Company Rwd #4 water safe to drink?

The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Comanche Company Rwd #4; its 13 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.

How many people does Comanche Company Rwd #4 serve?

Comanche Company Rwd #4 serves approximately 3,000 people across 9 ZIP codes in Oklahoma.

Where does Comanche Company Rwd #4 get its water?

The primary water source is surface water.

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  author = {{ZipCheckup}},
  title  = {{Comanche Company Rwd #4 (OK): 11 Health Violations}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/ok3001654/}
}