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Federal water data

County water report

Bristol Bay Borough Water Report

Drinking-water compliance, watershed health, monitoring records, and river conditions for Bristol Bay Borough, Alaska.

Water grade

F

Water score

1.4

State rank

#17

of 22

Health violations

3

EPA SDWIS, 5-year lookback

Watershed impaired

Not reported

EPA ATTAINS coverage varies by state

Monitoring sites

N/A

EPA Water Quality Portal

Live streamflow

No gauge

Primary USGS station not mapped

Water at a glance

Key Water Indicators for Bristol Bay Borough

EPA SDWIS

Safety Grade

F

Score: 1.4 / 100

EPA SDWIS

Active Violations

3

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

N/A

Rolling 5-year window

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.

1.4/100

Health violations

3

Health-based violations

Violations per 100K served

2362.2

Population-normalized SDWIS rate

Editorial analysis

Understanding Bristol Bay Borough’s Water

Drinking Water Quality Overview

EPA SDWIS

Bristol Bay Borough's water systems carry a failing grade, scoring 1.4 out of 100. Over the past five years, EPA SDWIS records 3 health-based violations — a small cluster that warrants attention.

Editorial advisory

What the data suggests for Bristol Bay Borough

Water Verdict

Bristol Bay Borough receives a poor water quality assessment with a grade of F and a score of 1.4 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

Bristol Bay Borough has recorded 3 health-based violations, indicating multiple instances where federal contaminant limits or treatment requirements were not met. At 2362.2 violations per 100,000 people served, this rate is high and signals significant water quality management issues.

Consumer Guidance

Drinking-water compliance in Bristol Bay Borough is rated Grade F, reflecting significant health-based violations in the recent reporting period. Bristol Bay Borough's drinking-water compliance score is 1.4 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.

Regional Context

Bristol Bay Borough has poorer water quality than the average county in Alaska. Its water score is 18.4 points lower than the state average, suggesting more challenges with contamination control or infrastructure than neighboring counties.

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 Bristol Bay Borough's water environment

Official EPA Resources for Bristol Bay Borough

EPA How's My Waterway

Interactive watershed health data for Bristol Bay Borough

EPA ECHO: Drinking Water Systems

Search water utilities and violation records for Bristol Bay Borough

Consumer Confidence Reports (AK)

Annual water quality reports from utilities in Alaska

Free tool

Estimate Your Water Costs

Water Cost Estimate

3

3 people  ·  ~225 gal/day

Annual Total

$558

Monthly

$47

Water Bill

$558/yr

Filter Cost

$0/yr

Safety Grade for Bristol Bay Borough: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 Bristol Bay Borough, Alaska?
Bristol Bay Borough, Alaska has a drinking-water quality grade of F with a score of 1.4/100, based on EPA SDWIS compliance data. The county has 3 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 Bristol Bay Borough?
Bristol Bay Borough has 3 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 does Bristol Bay Borough water compare to the Alaska average?
Bristol Bay Borough's SDWIS water quality score of 1.4/100 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 Bristol Bay Borough?
Based on EPA SDWIS data, Bristol Bay Borough has a water quality grade of F (1.4/100). 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).
Does Bristol Bay Borough have clean drinking water?
Bristol Bay Borough has 3 health-based drinking water violations according to EPA records. With a water quality score of 1.4/100 and grade F, the county's drinking water has had some compliance issues but continues to be monitored. Note: drinking-water compliance speaks to the public water system, not necessarily to the watershed itself — check the Watershed Health zone for ATTAINS §303(d) data.
How does Bristol Bay Borough rank for water quality in Alaska?
Bristol Bay Borough ranks #17 out of 22 counties in Alaska by SDWIS water quality score (1 = best). With a score of 1.4/100, it falls in the bottom 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

Bethel Census Area

Alaska

F

1.2

Water score

Nome Census Area

Alaska

F

1.0

Water score

Lake and Peninsula Borough

Alaska

F

0.7

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.

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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