Chester Water Works
EPA ID: AR0000647 · 223 people served · 1 ZIP code
Chester Water Works earns a clean bill from EPA monitoring — no violations in five years across a service area of 223 people.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 2 (2021) to 1 (2025). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Chester Water Works Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Chester Water Works serves a community with a median household income of $68,302 and an estimated 12,827 residents across its service area. Approximately 40% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 73% 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?
Chester Water Works'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.
About 2% of homes in Crawford 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 70th percentile nationally for proximity to wastewater discharge points. Surface water sources near wastewater outfalls may face additional treatment challenges.
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
Chester Water Works (EPA ID: AR0000647) is a community water system in Arkansas that serves approximately 223 people from surface water sources.
This system serves ZIP code 72921 in Alma.
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
- 72921 — Alma
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Chester Water Works (AR0000647) on EPA.gov.
Frequently Asked Questions
Is Chester Water Works water safe to drink?
Based on EPA records, Chester Water Works has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Chester Water Works serve?
Chester Water Works serves approximately 223 people across 1 ZIP code in Arkansas.
Where does Chester Water Works get its water?
The primary water source is surface water.