Keo Water Works
EPA ID: AR0000337 · 388 people served · 2 ZIP codes
ZipCheckup's reading of EPA SDWIS for Keo Water Works (AR0000337): 1 unresolved EPA violation on record. Compliance tracking for Keo Water Works shows 1 pending violation logged in the EPA system - the supplier delivers water to approximately 388 residents while those findings remain open.
Data: EPA SDWIS
Service Area Map
Coverage area for Keo Water Works Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Keo Water Works serves a community with a median household income of $57,455 and an estimated 6,229 residents across its service area. Approximately 53% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 56% 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?
Keo Water Works's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
Infrastructure Risk
Detected Contaminants
How Keo Water Works compares to EPA limits
What This Means For You
Total Coliform at 1 presence exceeds the EPA maximum of presence.
Comparable Water Systems
Similar-sized systems in Arkansas
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
Keo Water Works (EPA ID: AR0000337) is a community water system in Arkansas that serves approximately 388 people from groundwater sources.
This system provides water to 2 ZIP codes across 2 communities.
Violation History
Status breakdown for accepted records with record years 2021-2026: 0 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 |
|---|---|---|---|
| August 1, 2021 | Total Coliform | Non-health-based | Unaddressed (current) |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Total Coliform | Microbiological | 1 | No |
Lead & Copper
No reported lead measurement appears for this PWSID in the accepted LCR snapshot. Absence of a reported measurement is not a measured zero.
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 AR or modeled from parcel and building-footprint data.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Keo Water Works (AR0000337) on EPA.gov.
Frequently Asked Questions
Is Keo Water Works 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 Keo Water Works serve?
Keo Water Works serves approximately 388 people across 2 ZIP codes in Arkansas.
Where does Keo Water Works get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Keo Water Works (AR): 1 EPA Violation. https://zipcheckup.com/water-system/ar0000337/
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author = {{ZipCheckup}},
title = {{Keo Water Works (AR): 1 EPA Violation}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/ar0000337/}
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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
Keo Water Works (EPA ID: AR0000337) - request the latest Consumer Confidence Report or ask about specific contaminants.