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EAST END WATER

PWS ID: AR0000646 · LITTLE ROCK, Arkansas 72206

EAST END WATER serves 5,954 people in LITTLE ROCK, Arkansas using Groundwater water sources. It has 17 recorded EPA violations, including 8 health-based violations. PFAS "forever chemicals" were detected in UCMR5 testing (1 compound found).

Water Quality Snapshot: EAST END WATER

EAST END WATER is a local-owned community water system that delivers drinking water to 5,954 residents in LITTLE ROCK, Arkansas (Saline County) through 2,417 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 17 total violations for this system , of which 8 (47%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 3 monitoring and reporting violations are on file. The most recent violation on record dates to 2017.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 8 violations (MCL, health-based). Under EPA's UCMR5 PFAS monitoring program, 1 PFAS compound was detected in samples collected from this system, with a maximum reported concentration of 25 ppt. PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

Across Arkansas, EPA tracks 1,016 public water systems serving 3,049,400 people, with 53,437 cumulative violations and 21,598 health-based violations on record. About 94% of systems in the state carry at least one violation, and state-wide the average per system is 52.6 violations. EAST END WATER's 17 violations sit below the Arkansas average. Statewide, 57 of 172 UCMR5-tested systems have reported PFAS detections (33.1%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

PFAS Detected

1 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
5,954
Total Violations
17
Health-Based Violations
8
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
2,417
County
Saline
School/Daycare
No
MCL Violations
8
Monitoring Violations
3
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 8 2009
Chlorine MR 3 2017

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 4 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
8:2 FTS 6/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 6/12/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 6/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 6/12/2024 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 6/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 6/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFHxA 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 6/12/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 6/12/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 6/12/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 6/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 6/12/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFMBA 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 6/12/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFDoA 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 6/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
lithium 6/12/2024 10.0000 µg/L 9 µg/L Detected
PFBS 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 6/12/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 6/12/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 6/12/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTrDA 6/12/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFPeS 6/12/2024 <0.004 µg/L 0.004 µg/L Not Detected
6:2 FTS 6/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 6/12/2024 <0.004 µg/L 0.004 µg/L Not Detected
4:2 FTS 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 6/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 6/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 6/12/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBS 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 6/12/2024 <0.004 µg/L 0.004 µg/L Not Detected
NMeFOSAA 6/12/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFPeA 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 6/12/2024 <0.02 µg/L 0.02 µg/L Not Detected
lithium 6/12/2024 25.0000 µg/L 9 µg/L Detected
PFNA 6/12/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFTrDA 6/12/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFDA 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 6/12/2024 <0.003 µg/L 0.003 µg/L Not Detected

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for EAST END WATER.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID AR0000646 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Arkansas Drinking Water Authority

Arkansas's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find AR regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2017 Chlorine MR 3 SDWIS / AR0000646 / 0999
2009 Coliform (TCR) MCL 8 SDWIS / AR0000646 / 3100

How EAST END WATER Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric EAST END WATER Arkansas avg Federal benchmark
Total violations 17 52.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 8 21.3 Indicates a contaminant exceeded a federal MCL
PFAS detection 1 compound 33.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 5,954 3,001 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,016 regulated public water systems in Arkansas.

Federal MCL reference — Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is EAST END WATER water safe to drink? ▼
EAST END WATER (PWS ID: AR0000646) has 17 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 1 PFAS compound found. This system serves 5,954 people using Groundwater sources.
How many people does EAST END WATER serve? ▼
EAST END WATER serves 5,954 people in LITTLE ROCK, Arkansas. It is a Local-owned system using Groundwater water sources with 2,417 service connections.
What type of violations does EAST END WATER have? ▼
EAST END WATER has 17 total violations: 8 health-based violations (MCL exceedances or treatment failures), 3 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in EAST END WATER water? ▼
Yes. UCMR5 testing detected 1 PFAS compound in EAST END WATER's water supply: lithium. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does EAST END WATER use? ▼
EAST END WATER uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

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Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.

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

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Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial