Lonoke Waterworks

ZipCheckup's reading of EPA SDWIS for Lonoke Waterworks (AR0000343): 5 past health-based violations, since resolved. Lonoke Waterworks recorded 5 EPA violations over the past five years, all of which have since been resolved - the utility is currently in compliance serving 4,277 residents.

Data: EPA SDWIS

System Overview

Lonoke Waterworks (EPA ID: AR0000343) is a community water system in Arkansas that serves approximately 4,277 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: 5 resolved, 0 archived, 0 addressed, and 0 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

Contaminants Detected

The following contaminants have been flagged in EPA records for this water system:

Health Risk Details

Chlorine (Residual Disinfectant) (EPA limit: 4 mg/L (MRDL — Maximum Residual Disinfectant Level))

Irritation & DBP formation at high levels; protective at normal treatment levels At-risk groups: people with asthma or chemical sensitivities, kidney dialysis patients (water must be dechlorinated).

Removal methods: granular activated carbon (GAC), KDF media filter, carbon block filter. Find the right filter →

Lead & Copper

EPA Lead and Copper Rule evidence attributed directly to this water system:

No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.

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.

• 72024 - Carlisle
• 72086 - Lonoke

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Lonoke Waterworks (AR0000343) on EPA.gov.

Frequently Asked Questions

Is Lonoke Waterworks water safe to drink?

The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Lonoke Waterworks; its 5 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.

How many people does Lonoke Waterworks serve?

Lonoke Waterworks serves approximately 4,277 people across 2 ZIP codes in Arkansas.

Where does Lonoke Waterworks get its water?

The primary water source is groundwater.

@misc{zipcheckup-water-system-ar0000343,
  author = {{ZipCheckup}},
  title  = {{Lonoke Waterworks (AR): 5 Health Violations}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/ar0000343/}
}