PlainWater
Counties → Arkansas

Lonoke County, Arkansas

Water Systems
14
Population Served
43,740
Total Violations
495
126 health-based
PFAS Detected
1
of 3 tested

Violation Analysis

92.9%
Systems with Violations
35.4
Avg Violations per System
25.5%
Health-Based Violations

Water Source Types

GW
8 systems (57%)
SW
6 systems (43%)

PFAS Contamination

3
Systems Tested
1
PFAS Detected
33.3%
Detection Rate

PFAS (per- and polyfluoroalkyl substances) are persistent chemicals found in drinking water. The EPA has set enforceable limits for several PFAS compounds under UCMR5 monitoring.

Compliance Snapshot

Lonoke Arkansas water systems by violation status, EPA SDWIS records.

No violations on record (1) One or more violations (13)

Violation history is cumulative, many flagged systems have already returned to compliance. Detail pages show per-system context.

Water Systems

System Name Population Violations PFAS
Grand Prairie Bayou 2 PWA 13,519 7 Clean
Ward Waterworks 12,579 13 Clean
Lonoke Waterworks 4,277 32 Clean
Austin Waterworks 3,886 29 -
Furlow Public Water Authority 3,073 4 -
England Waterworks 2,477 18 -
Carlisle Waterworks 2,300 6 -
Ammunition Operations, LLC 650 27 -
Keo Water Works 402 93 -
Humnoke Waterworks 292 164 -
Coy Waterworks 225 80 -
Primo Refill LLC Wmsc2587 Cabot 30 16 -
Primo Wmnm6975 Cabot 30 6 -
Lonoke White Public Water Authority 0 0 -

Other Counties in Arkansas

Pulaski County
31 systems · 461,701 served · 900 violations
Benton County
58 systems · 374,691 served · 2,082 violations
Washington County
29 systems · 189,281 served · 647 violations
Sebastian County
21 systems · 127,973 served · 1,403 violations
Faulkner County
14 systems · 120,979 served · 560 violations
Greene County
7 systems · 119,804 served · 164 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Lonoke County? ▼
Lonoke County has 495 total drinking water violations across 14 water systems, of which 126 are health-based violations. 92.9% of systems have at least one violation.
How many people get water from Lonoke County systems? ▼
Water systems in Lonoke County serve approximately 43,740 people through 14 public water systems.
Has PFAS been detected in Lonoke County water? ▼
Of 3 water systems tested for PFAS in Lonoke County, 1 had PFAS detected (33.3% detection rate).
What types of water sources supply Lonoke County? ▼
Water systems in Lonoke County use GW (8 systems), SW (6 systems) as their primary water sources.
Are health-based violations serious? ▼
Health-based violations indicate that drinking water exceeded Maximum Contaminant Levels (MCLs) set by the EPA or failed treatment technique requirements. 25.5% of Lonoke County's violations are health-based. Not all violations indicate immediate health risk, but they require corrective action.
Data Sources & Methodology

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). PFAS testing data from the UCMR5 monitoring program. SDWIS tracks all public water systems regulated under the Safe Drinking Water Act.

Violations are categorized as health-based (Maximum Contaminant Level exceedances, treatment technique failures) or monitoring/reporting violations. Not all violations indicate an immediate health risk.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.