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Aleutians West Census Area Water Report

Drinking-water compliance, watershed health, monitoring records, and river conditions for Aleutians West Census Area, Alaska.

Water grade

F

Water score

16.8

State rank

#7

of 22

Health violations

17

EPA SDWIS, 5-year lookback

Watershed impaired

Not reported

EPA ATTAINS coverage varies by state

Monitoring sites

6

827 recent measurements

Live streamflow

No gauge

Primary USGS station not mapped

Water at a glance

Key Water Indicators for Aleutians West Census Area

EPA SDWIS

Safety Grade

F

Score: 16.8 / 100

EPA SDWIS

Active Violations

17

5-year health-based lookback

EPA ATTAINS

Watershed Health

Not reported

Coverage varies by state

USGS NWIS

Streamflow Snapshot

No gauge

Primary USGS gauge not mapped

EPA WQP

Monitoring Sites

6

827 recent readings

Source: EPA SDWIS · Safe Drinking Water Information System

Drinking Water Compliance

Compliance grade

F

Based on EPA SDWIS compliance history.

Water score

Higher scores indicate cleaner recent compliance records.

16.8/100

Health violations

17

Health-based violations

Violations per 100K served

165.8

Population-normalized SDWIS rate

Editorial analysis

Understanding Aleutians West Census Area’s Water

Drinking Water Quality Overview

EPA SDWIS

Aleutians West Census Area's water systems carry a failing grade, scoring 16.8 out of 100. Over the past five years, EPA SDWIS records 17 health-based violations — a pattern that public water utilities are required to disclose and correct.

Monitoring Network

EPA WQP

EPA's Water Quality Portal (WQP) aggregates monitoring data from federal, state, and tribal agencies. Aleutians West Census Area has limited coverage with 6 active monitoring sites with 827 recent measurements on record. Predominant monitoring categories include physical and inorganics, minor, metals. More monitoring sites generally indicate greater scientific attention to local water conditions — and provide the baseline data that regulators use to set future impairment listings.

Editorial advisory

What the data suggests for Aleutians West Census Area

Water Verdict

Aleutians West Census Area receives a poor water quality assessment with a grade of F and a score of 16.8 out of 100. The water supply has documented quality issues. Residents are strongly encouraged to use filtered or bottled water for drinking and to stay informed about utility improvement plans.

Violation Context

Aleutians West Census Area has recorded 17 health-based violations, indicating multiple instances where federal contaminant limits or treatment requirements were not met. At 165.8 violations per 100,000 people served, this rate is high and signals significant water quality management issues.

Consumer Guidance

Drinking-water compliance in Aleutians West Census Area is rated Grade F, reflecting significant health-based violations in the recent reporting period. Aleutians West Census Area's drinking-water compliance score is 16.8 out of 100. An NSF 53 or NSF 58-certified filter is recommended for drinking and cooking water. Check the Consumer Confidence Report from your utility to identify the specific contaminants and required corrective actions — utilities are legally required to notify customers of violations. There are 6 active water-quality monitoring sites in Aleutians West Census Area.

Regional Context

Aleutians West Census Area has water quality close to the average county in Alaska. Its water score is within 3 points of the state average, meaning its overall water system performance is broadly representative of Alaska as a whole.

Advisory text summarizes county-level public records and is not a replacement for your utility's current Consumer Confidence Report or direct local notices.

Contaminants & Resources

Key issues flagged in Aleutians West Census Area's water environment

Official EPA Resources for Aleutians West Census Area

EPA How's My Waterway

Interactive watershed health data for Aleutians West Census Area

EPA ECHO: Drinking Water Systems

Search water utilities and violation records for Aleutians West Census Area

Consumer Confidence Reports (AK)

Annual water quality reports from utilities in Alaska

Past 5 years

Water Quality Monitoring

Monitoring Sites

6

Active in the past 5 years

Measurements Recorded

827

827 total readings

Most Measured

  • Physical
  • Inorganics, Minor, Metals
  • Microbiological

Categories measured most frequently

Data from the EPA Water Quality Portal (WQP), aggregating monitoring records from federal, state, and tribal sources. Each measurement represents a single sample analyzed for a specific characteristic (e.g., E. coli, pH, dissolved oxygen, nitrogen).

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Safety Grade for Aleutians West Census Area:F — Failing

High violation count or severe watershed conditions.

Estimates use the national average residential water rate ($0.0068/gal, EPA/AWWA 2023) and EPA WaterSense per-person consumption baseline (75 gal/person/day). Actual bills vary by utility, usage tier, and local infrastructure fees. For informational purposes only.

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Frequently Asked Questions

What is the water quality in Aleutians West Census Area, Alaska?
Aleutians West Census Area, Alaska has a drinking-water quality grade of F with a score of 16.8/100, based on EPA SDWIS compliance data. The county has 17 health-based drinking water violations over the past 5 years. Watershed health, monitoring records, and streamflow snapshots are reported separately on this page.
Are there any water violations in Aleutians West Census Area?
Aleutians West Census Area has 17 health-based drinking water violations recorded by the EPA over the past 5 years. Health-based violations indicate instances where contaminant levels exceeded EPA Maximum Contaminant Levels (MCLs). Violations may have been resolved — check with your local water utility for current status.
How much water-quality monitoring happens in Aleutians West Census Area?
EPA's Water Quality Portal records 827 measurements from 6 monitoring sites in Aleutians West Census Area over the past five years. The most frequently measured characteristic groups are Physical, Inorganics, Minor, Metals, Microbiological. Each measurement is a single sample analyzed for one characteristic (E. coli, pH, dissolved oxygen, etc.). High monitoring density means more scientific evidence behind any reported signal — it does not by itself indicate water quality.
How does Aleutians West Census Area water compare to the Alaska average?
Aleutians West Census Area's SDWIS water quality score of 16.8/100 is lower than the Alaska state average of 19.8. The average water quality grade across Alaska is F, based on data from 22 counties with available SDWIS data.
Is tap water safe to drink in Aleutians West Census Area?
Based on EPA SDWIS data, Aleutians West Census Area has a water quality grade of F (16.8/100). This indicates below-average compliance with significant violations. Residents may want to consider home water filtration or independent testing. The grade speaks to the public water system, not the watershed — for watershed-level concerns, see the Watershed Health zone. For the most up-to-date information, contact your local water utility or review your Consumer Confidence Report (CCR).
Why does Aleutians West Census Area have so many water violations?
Aleutians West Census Area has 17 health-based drinking water violations on record from the EPA SDWIS database. A higher violation count can result from aging infrastructure, underfunded water utilities, agricultural runoff contamination, or industrial pollution. Counties with more water systems may also see more violations simply due to scale. Residents concerned about water quality should consider independent water testing and home filtration systems.
How does Aleutians West Census Area rank for water quality in Alaska?
Aleutians West Census Area ranks #7 out of 22 counties in Alaska by SDWIS water quality score (1 = best). With a score of 16.8/100, it falls in the top third of counties statewide. The ranking reflects EPA SDWIS compliance only — not watershed impairment, monitoring density, or streamflow, which are tracked separately on this page.

Counties with Similar Water Quality

Matanuska-Susitna Borough

Alaska

F

15.3

Water score

Southeast Fairbanks Census Area

Alaska

F

12.0

Water score

Kenai Peninsula Borough

Alaska

F

11.6

Water score

Data Sources

Drinking-water compliance data from the EPA Safe Drinking Water Information System (SDWIS) via the ECHO enforcement database. Scores reflect compliance history and health-based violation counts.

Water-quality monitoring counts from the EPA Water Quality Portal (WQP), federated USGS, EPA, and state agency sampling records over a rolling 5-year window.

Disclaimer: This data is informational only. It is not health, legal, or professional advice. For concerns about your specific water supply, contact your local water utility.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor

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