Walkerville Water Association
EPA ID: AR0000639 · 547 people served · 1 ZIP code
In the most recent five-year monitoring window, Walkerville Water Association posted zero EPA violations serving 547 residents.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Walkerville Water Association Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Walkerville Water Association serves a community with a median household income of $63,050 and an estimated 1,595 residents across its service area.
Environmental Justice Note: 80% 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?
Walkerville Water Association'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.
About 1% of homes in Columbia County, Arkansas rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Wastewater Proximity Note: This service area ranks in the 90th percentile nationally for proximity to wastewater discharge points.
Infrastructure Risk
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
Walkerville Water Association (EPA ID: AR0000639) is a community water system in Arkansas that serves approximately 547 people from groundwater sources.
This system serves ZIP code 71740 in Emerson.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
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
- 71740 — Emerson
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Walkerville Water Association (AR0000639) on EPA.gov.
Frequently Asked Questions
Is Walkerville Water Association water safe to drink?
Based on EPA records, Walkerville Water Association has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Walkerville Water Association serve?
Walkerville Water Association serves approximately 547 people across 1 ZIP code in Arkansas.
Where does Walkerville Water Association get its water?
The primary water source is groundwater.