Joiner Waterworks
EPA ID: AR0000372 · 486 people served · 2 ZIP codes
ZipCheckup's reading of EPA records for Joiner Waterworks (AR0000372): 2 violations recorded with unresolved status in the SDWIS data used. Joiner Waterworks's EPA file includes 2 unresolved violations; the utility supplies water to approximately 486 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Joiner Waterworks Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Joiner Waterworks have a median household income of $44,063 and about 1,581 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 60% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: On average, 83% of census tracts in the counties mapped to this service area are designated disadvantaged by the federal Climate and Economic Justice Screening Tool (CEJST, 2022 version). 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?
Joiner Waterworks's water is classified in EPA records as a groundwater source. 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
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
Joiner Waterworks (EPA ID: AR0000372) is a community water system in Arkansas that serves approximately 486 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: 6 resolved, 0 archived, 0 addressed, and 2 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 |
|---|---|---|---|
| April 30, 2026 | LEAD AND COPPER RULE REVISIONS | Health-based | Unaddressed (current) |
| April 30, 2026 | LEAD AND COPPER RULE REVISIONS | Non-health-based | Unaddressed (current) |
| October 1, 2024 | Revised Total Coliform Rule | Non-health-based | Resolved |
| August 1, 2024 | Revised Total Coliform Rule | Non-health-based | Resolved |
| October 1, 2023 | Stage 1 Disinfectants and Disinfection Byproducts Rule | Health-based | Resolved |
| October 1, 2022 | Revised Total Coliform Rule | Non-health-based | Resolved |
| September 1, 2021 | Public Notice | Non-health-based | Resolved |
| July 1, 2021 | Consumer Confidence 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 |
|---|---|---|---|
| Revised Total Coliform Rule | Monitoring & Reporting | 3 | No |
| LEAD AND COPPER RULE REVISIONS | Treatment Technique, Monitoring & Reporting | 2 | Yes |
| Consumer Confidence Rule | Other (notice or report rule) | 1 | No |
| Public Notice | Other (notice or report rule) | 1 | No |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Treatment Technique | 1 | Yes |
Health Risk Details
Chlorine (Residual Disinfectant) (EPA limit: 4 mg/L (MRDL — Maximum Residual Disinfectant Level))
Irritation & DBP formation at high levels At-risk groups: kidney dialysis patients (dialysis water must be dechlorinated).
Treatment options (verify a product is certified to reduce this contaminant): granular activated carbon (GAC), KDF media filter, carbon block filter. Find the right filter →
Lead & Copper
Latest reported 90th-percentile lead result for this PWSID: 0.003 mg/L (2002-12-31).
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Radon Risk in Service Area
2 of 2 ZIP records with known zones are in EPA Radon Zone 3.
The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.
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 available EPA compliance records for Joiner Waterworks (AR0000372) on EPA.gov.
Frequently Asked Questions
Is Joiner Waterworks water safe to drink?
The accepted 2026Q2 ECHO snapshot shows 1 current health-based noncompliance record for Joiner Waterworks. Review the utility's current notices and EPA record. This system-level compliance history cannot determine conditions at a specific tap.
How many people does Joiner Waterworks serve?
Joiner Waterworks serves approximately 486 people across 2 ZIP codes in Arkansas.
Where does Joiner Waterworks get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Joiner Waterworks (AR): 2 Health Violations. https://zipcheckup.com/water-system/ar0000372/
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author = {{ZipCheckup}},
title = {{Joiner Waterworks (AR): 2 Health Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/ar0000372/}
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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
Joiner Waterworks (EPA ID: AR0000372) - request the latest Consumer Confidence Report or ask about specific contaminants.