When: October 1, 2022 – June 22, 2023Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: October 1, 2022 – December 31, 2022Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Lead and Copper Rule
When: September 16, 2022 – April 8, 2025Rule: Surface Water Treatment RuleEnforcement: Formal — state order issued
TIER 2Resolved
Violation related to Lead and Copper Rule
When: September 16, 2022 – September 18, 2023Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Lead and Copper Rule
When: September 16, 2022Rule: Surface Water Treatment RuleEnforcement: Formal — state order issued
TIER 2Resolved
Violation related to Lead and Copper Rule
When: July 1, 2022 – January 23, 2023Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2022 – November 4, 2022Enforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Lead and Copper Rule
When: June 16, 2022 – October 15, 2022Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Lead and Copper Rule
When: June 16, 2022 – March 22, 2023Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Lead and Copper Rule
When: June 16, 2022 – October 15, 2022Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Lead and Copper Rule
When: June 16, 2022 – March 27, 2023Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Lead and Copper Rule
When: June 16, 2022 – March 28, 2023Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Lead and Copper Rule
When: June 16, 2022 – March 1, 2023Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Lead and Copper Rule
When: June 16, 2022 – March 28, 2023Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Lead and Copper Rule
When: June 16, 2022 – March 22, 2023Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Lead and Copper Rule
When: June 16, 2022 – October 15, 2022Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Lead and Copper Rule
When: June 16, 2022 – March 28, 2023Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Lead and Copper Rule
When: March 21, 2022 – January 26, 2023Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: October 1, 2021 – May 2, 2022Enforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2021 – May 2, 2022Enforcement: Resolving — corrective action underway
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Metlakatla, Alaska tap water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA maximum contaminant levels and 257 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Metlakatla's water?
1 contaminants were tested in Metlakatla's water supply. No contaminants exceed EPA legal limits (MCLs) or health goals (MCLGs), which is a positive indicator of water quality.
Does Metlakatla have any water quality violations?
Yes, Metlakatla has 257 EPA violation(s) on record, with the most recent in 2025. Violation types include MR, Other, TT. 37 of these are health-based violations, which are the most serious category.
Do I need a water filter in Metlakatla?
Metlakatla water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. All contaminants are within health goals.
Where does Metlakatla's tap water come from?
Metlakatla's drinking water is sourced from surface water and supplied by METLAKATLA. The system serves approximately 1,575 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Metlakatla's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Metlakatla's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Metlakatla's water compare to other cities in Alaska?
Metlakatla's water quality score of 0/100 earns a grade of F, which is considered failing. This is a concerning score that suggests significant water quality issues. Visit our Alaska state page to see how all cities in the state compare.
What should I do if I'm concerned about Metlakatla's water quality?
If you have concerns about Metlakatla's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (METLAKATLA) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.