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Counties → American Samoa

Eastern District County, American Samoa

Water Systems
9
Population Served
47,380
Total Violations
1,116
199 health-based
PFAS Detected
1
of 1 tested

Violation Analysis

66.7%
Systems with Violations
124.0
Avg Violations per System
17.8%
Health-Based Violations

Water Source Types

GW
5 systems (56%)
SW
4 systems (44%)

PFAS Contamination

1
Systems Tested
1
PFAS Detected
100.0%
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

Eastern District American Samoa water systems by violation status, EPA SDWIS records.

No violations on record (3) One or more violations (6)

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
Central ASG 45,315 636 Detected
Vatia ASG 460 48 -
Masefau ASG 457 34 -
Aunuu ASG 402 253 -
Aoa ASG 344 95 -
Afono ASG 327 50 -
Matai Mart - Nuuuli 25 0 -
LKK - Amouli 25 0 -
Huang Mart - Atuu 25 0 -

Other Counties in American Samoa

Western District County
71 systems · 2,327 served · 48 violations
Manu'a District County
3 systems · 719 served · 719 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Eastern District County? ▼
Eastern District County has 1,116 total drinking water violations across 9 water systems, of which 199 are health-based violations. 66.7% of systems have at least one violation.
How many people get water from Eastern District County systems? ▼
Water systems in Eastern District County serve approximately 47,380 people through 9 public water systems.
Has PFAS been detected in Eastern District County water? ▼
Of 1 water systems tested for PFAS in Eastern District County, 1 had PFAS detected (100.0% detection rate).
What types of water sources supply Eastern District County? ▼
Water systems in Eastern District County use GW (5 systems), SW (4 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. 17.8% of Eastern District 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.