Adair Company Rwd #4
EPA ID: OK3000107 · 1,025 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Adair Company Rwd #4 (OK3000107): 1 unresolved EPA violation on record. Per EPA records, Adair Company Rwd #4: 1 unresolved violation, 1,025 people in service area.
Data: EPA SDWIS
Service Area Map
Coverage area for Adair Company Rwd #4 Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Adair Company Rwd #4 serves a community with a median household income of $48,174 and an estimated 11,964 residents across its service area. Approximately 59% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 100% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
🌊 Where Does Your Water Come From?
Adair Company Rwd #4's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
Infrastructure Risk
Detected Contaminants
How Adair Company Rwd #4 compares to EPA limits
What This Means For You
Stage 1 DBP Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Revised Total Coliform Rule at 1 presence exceeds the EPA maximum of presence.
Comparable Water Systems
Similar-sized systems in Oklahoma
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Adair Company Rwd #4 (EPA ID: OK3000107) is a community water system in Oklahoma that serves approximately 1,025 people from surface water sources.
This system serves ZIP code 74960 in Stilwell.
Violation History
Status breakdown for accepted records with record years 2021-2026: 2 resolved, 0 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
| Date | Contaminant | Type | Status |
|---|---|---|---|
| October 1, 2025 | Stage 1 DBP Rule | Non-health-based | Unaddressed (current) |
| July 1, 2022 | Revised Total Coliform Rule | Non-health-based | Resolved |
| October 1, 2021 | Stage 1 DBP Rule | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Stage 1 DBP Rule | Treatment Failure | 2 | No |
| Revised Total Coliform Rule | Microbiological | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0 mg/L | No | N/A |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
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.
- 74960 - Stilwell
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Adair Company Rwd #4 (OK3000107) on EPA.gov.
Frequently Asked Questions
Is Adair Company Rwd #4 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 Adair Company Rwd #4 serve?
Adair Company Rwd #4 serves approximately 1,025 people across 1 ZIP code in Oklahoma.
Where does Adair Company Rwd #4 get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Adair Company Rwd #4 (OK): 3 EPA Violations. https://zipcheckup.com/water-system/ok3000107/
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author = {{ZipCheckup}},
title = {{Adair Company Rwd #4 (OK): 3 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/ok3000107/}
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What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Adair Company Rwd #4 (EPA ID: OK3000107) - request the latest Consumer Confidence Report or ask about specific contaminants.