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WaterSafeCheck

Larsen Bay, AK Tap Water Quality

Water safety reports for all 1 ZIP code in Larsen Bay, Alaska

Average Score

98/100

Health Violations

1

ZIP Codes

1

High Lead Risk

0

of 1 ZIP codes

A

About Tap Water in Larsen Bay, AK

Tap water in Larsen Bay, AK ranks among the best in the state, maintaining a remarkable average water quality score of 98/100 across its 1 ZIP code. Based on recent EPA Safe Drinking Water Act compliance records, water provided by Larsen Bay Water System and other municipal suppliers has consistently met or exceeded federal safety standards. This top-tier "A" grade reflects strong infrastructure, diligent monitoring by Alaska Department of Environmental Conservation, and low contaminant levels.

Over the past 5 years, Larsen Bay has recorded 1 health-based violation. While occasional violations can occur due to seasonal changes or temporary infrastructure issues, Larsen Bay Water System is legally required to resolve these quickly and notify the public via their annual Consumer Confidence Report. The city's water supply, primarily drawn from surface water, is treated to address these specific contaminants.

Fortunately, the modeled risk for widespread lead exposure in Larsen Bay's municipal water is relatively low compared to national averages. However, because lead typically enters drinking water through the corrosion of older, individual home plumbing rather than the main supply lines, residents in homes built before 1986 should still exercise caution by running the tap before use.

Health-Based Contaminant Violations in Larsen Bay

EPA records indicate that the following contaminants have exceeded Safe Drinking Water Act Maximum Contaminant Levels (MCLs) in Larsen Bay water systems over the past 5 years.

Stage 2 DBP Rule

Note: The presence of a past violation does not necessarily mean current water is unsafe. Utilities are required to take corrective action. Review your Consumer Confidence Report for the latest status.

Water Quality by ZIP Code — Larsen Bay, AK

Click any ZIP code for the full water quality report

A
99624

Larsen Bay, AK

Score: 98/1001 violation

Frequently Asked Questions — Larsen Bay Water Quality

Is tap water safe to drink in Larsen Bay, AK?+
Yes — tap water in Larsen Bay meets all federal EPA standards and earns a A grade. It is generally safe for healthy adults. As always, running your tap for 30 seconds before use and using a filter adds extra protection for vulnerable populations.
What is the water quality score for Larsen Bay?+
The average water quality score across 1 ZIP code in Larsen Bay, AK is 98/100. Scores are derived from EPA violation history, lead levels, enforcement actions, and infrastructure risk indicators. Individual ZIP codes may vary — search your specific ZIP above for a personalized report.
Does Larsen Bay have lead in its tap water?+
Lead risk ratings in Larsen Bay are relatively low based on EPA monitoring data. However, lead in home plumbing is a separate concern — if your home was built before 1986, individual tap testing is recommended.
How do I get the water quality report for Larsen Bay?+
Each ZIP code in Larsen Bay has a full water quality report on this site — click any ZIP code below. You can also get the annual Consumer Confidence Report (CCR) from your local water utility. The CCR is required to be published every year by July 1 and contains actual contaminant measurements and violation history.
Where does Larsen Bay's tap water come from?+
Tap water in Larsen Bay, AK primarily comes from surface water. Surface water systems treat water from rivers, lakes, or reservoirs using filtration, sedimentation, and disinfection before it reaches your tap.

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