Public water system record

Mountain Village Water System

Serves Mountain Village, Kusilvak Census Area, AK · 850 people served

Federal records show 12 health-based violations and 369 monitoring/reporting issues for Mountain Village Water System in the last ten years, including an unresolved Groundwater Rule violation.

  • AK2270150
  • MOUNTAIN VILLAGE
  • AK
  • 850 served

System profile

Source water Groundwater
ZIP 99632
EPA system ID AK2270150

Verify this system on EPA ECHO →

Health-based violations, last 10 years
12
Resolved
5
Unresolved
7
Any acute record
No
Monitoring issues, last 10 years
369

Key facts

  • Mountain Village Water System draws water from 4 wells and 1 surface water intake (2 of them for emergency, seasonal or other part-time use).
  • Most recent enforcement action: boil water order by Alaska, November 2025.
  • Record on file since 1985, with 6 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 215 service lines.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
Groundwater Rule
Treatment technique failure
140 Nov 10, 2023 Active No
Groundwater Rule
Treatment technique failure
140 Nov 10, 2023 Resolved No
Groundwater Rule
Treatment technique failure
140 Nov 10, 2023 Active No
Groundwater Rule
Treatment technique failure
140 Nov 10, 2023 Active No
Groundwater Rule
Treatment technique failure
140 Nov 10, 2023 Resolved No
Groundwater Rule
Treatment technique failure
140 Nov 10, 2023 Active No
Groundwater Rule
Treatment technique failure
140 Nov 10, 2023 Active No
Groundwater Rule
Treatment technique failure
140 Nov 10, 2023 Resolved No
Groundwater Rule
Treatment technique failure
140 Nov 10, 2023 Active No
Groundwater Rule
Treatment technique failure
140 Nov 10, 2023 Resolved No
Groundwater Rule
Treatment technique failure
140 Nov 10, 2023 Resolved No
Groundwater Rule
Treatment technique failure
140 Nov 10, 2023 Active No

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Nitrate
Monitoring and reporting
Jan 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Nitrate
Monitoring and reporting
Jan 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Haloacetic Acids (HAA5)
Monitoring and reporting
Jan 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jan 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Arsenic
Monitoring and reporting
Jan 1, 2025 Resolved
Lead and Copper Rule
Monitoring and reporting
Jan 1, 2025 Active
Chlorine
Monitoring and reporting
Oct 1, 2024 Resolved
Chlorine
Monitoring and reporting
Oct 1, 2024 Resolved
Revised Total Coliform Rule
Monitoring violation
Oct 1, 2024 Resolved
Chlorine
Monitoring and reporting
Apr 1, 2024 Resolved
Chlorine
Monitoring and reporting
Apr 1, 2024 Resolved
Revised Total Coliform Rule
Monitoring violation
Apr 1, 2024 Resolved
Revised Total Coliform Rule
Monitoring violation
Feb 1, 2024 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jan 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jan 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Chlorine
Monitoring and reporting
Jan 1, 2024 Resolved
Public Notice
OTHER
Mar 15, 2023 Resolved
Beryllium, Total
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Thallium, Total
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Selenium
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Barium
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Cadmium
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Chromium (total)
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Mercury
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Nickel
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Antimony, Total
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Styrene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Ethylbenzene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Toluene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Benzene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
CHLOROBENZENE
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Tetrachloroethylene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,1,2-Trichloroethane
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Trichloroethylene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,2-Dichloropropane
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Carbon tetrachloride
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,1,1-Trichloroethane
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,2-Dichloroethane
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
trans-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,1-Dichloroethylene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Vinyl chloride
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
p-Dichlorobenzene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
o-Dichlorobenzene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
DICHLOROMETHANE
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Xylenes, Total
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
cis-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,2,4-Trichlorobenzene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Styrene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Ethylbenzene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Toluene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Benzene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
CHLOROBENZENE
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Tetrachloroethylene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,1,2-Trichloroethane
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Trichloroethylene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,2-Dichloropropane
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Carbon tetrachloride
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,1,1-Trichloroethane
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,2-Dichloroethane
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
trans-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,1-Dichloroethylene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Vinyl chloride
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
p-Dichlorobenzene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
o-Dichlorobenzene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
DICHLOROMETHANE
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Xylenes, Total
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
cis-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,2,4-Trichlorobenzene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Styrene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Ethylbenzene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Toluene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Benzene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
CHLOROBENZENE
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Tetrachloroethylene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,1,2-Trichloroethane
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Trichloroethylene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,2-Dichloropropane
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Carbon tetrachloride
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,1,1-Trichloroethane
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,2-Dichloroethane
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
trans-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,1-Dichloroethylene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Vinyl chloride
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
p-Dichlorobenzene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
o-Dichlorobenzene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
DICHLOROMETHANE
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Xylenes, Total
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
cis-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
1,2,4-Trichlorobenzene
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Nitrate
Monitoring and reporting
Jan 1, 2023 Resolved
Nitrate
Monitoring and reporting
Jan 1, 2023 Resolved
Nitrate
Monitoring and reporting
Jan 1, 2023 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Consumer Confidence Rule
OTHER
Oct 1, 2022 Resolved
Public Notice
OTHER
Sep 8, 2022 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2022 Resolved
Chlorine
Monitoring and reporting
Jan 1, 2022 Resolved
Chlorine
Monitoring and reporting
Oct 1, 2021 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2021 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jan 1, 2021 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jan 1, 2021 Resolved
Consumer Confidence Rule
OTHER
Oct 1, 2020 Resolved
Chlorine
Monitoring and reporting
Jul 1, 2020 Resolved
Selenium
Monitoring and reporting
Jan 1, 2020 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Thallium, Total
Monitoring and reporting
Jan 1, 2020 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Beryllium, Total
Monitoring and reporting
Jan 1, 2020 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Antimony, Total
Monitoring and reporting
Jan 1, 2020 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Nickel
Monitoring and reporting
Jan 1, 2020 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Mercury
Monitoring and reporting
Jan 1, 2020 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Fluoride
Monitoring and reporting
Jan 1, 2020 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
CYANIDE
Monitoring and reporting
Jan 1, 2020 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Chromium (total)
Monitoring and reporting
Jan 1, 2020 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Cadmium
Monitoring and reporting
Jan 1, 2020 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Barium
Monitoring and reporting
Jan 1, 2020 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Arsenic
Monitoring and reporting
Jan 1, 2020 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jan 1, 2020 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jan 1, 2020 Resolved
Lead and Copper Rule
Monitoring and reporting
Jan 1, 2020 Resolved
Chlorine
Monitoring and reporting
Oct 1, 2019 Resolved
Styrene
Monitoring and reporting
Jul 1, 2019 Resolved
Ethylbenzene
Monitoring and reporting
Jul 1, 2019 Resolved
Toluene
Monitoring and reporting
Jul 1, 2019 Resolved
Benzene
Monitoring and reporting
Jul 1, 2019 Resolved
CHLOROBENZENE
Monitoring and reporting
Jul 1, 2019 Resolved
Tetrachloroethylene
Monitoring and reporting
Jul 1, 2019 Resolved
1,1,2-Trichloroethane
Monitoring and reporting
Jul 1, 2019 Resolved
Trichloroethylene
Monitoring and reporting
Jul 1, 2019 Resolved
1,2-Dichloropropane
Monitoring and reporting
Jul 1, 2019 Resolved
Carbon tetrachloride
Monitoring and reporting
Jul 1, 2019 Resolved
1,1,1-Trichloroethane
Monitoring and reporting
Jul 1, 2019 Resolved
1,2-Dichloroethane
Monitoring and reporting
Jul 1, 2019 Resolved
trans-1,2-Dichloroethylene
Monitoring and reporting
Jul 1, 2019 Resolved
1,1-Dichloroethylene
Monitoring and reporting
Jul 1, 2019 Resolved
Vinyl chloride
Monitoring and reporting
Jul 1, 2019 Resolved
p-Dichlorobenzene
Monitoring and reporting
Jul 1, 2019 Resolved
o-Dichlorobenzene
Monitoring and reporting
Jul 1, 2019 Resolved
DICHLOROMETHANE
Monitoring and reporting
Jul 1, 2019 Resolved
Xylenes, Total
Monitoring and reporting
Jul 1, 2019 Resolved
cis-1,2-Dichloroethylene
Monitoring and reporting
Jul 1, 2019 Resolved
1,2,4-Trichlorobenzene
Monitoring and reporting
Jul 1, 2019 Resolved
Styrene
Monitoring and reporting
Jul 1, 2019 Resolved
Ethylbenzene
Monitoring and reporting
Jul 1, 2019 Resolved
Toluene
Monitoring and reporting
Jul 1, 2019 Resolved
Benzene
Monitoring and reporting
Jul 1, 2019 Resolved
CHLOROBENZENE
Monitoring and reporting
Jul 1, 2019 Resolved
Tetrachloroethylene
Monitoring and reporting
Jul 1, 2019 Resolved
1,1,2-Trichloroethane
Monitoring and reporting
Jul 1, 2019 Resolved
Trichloroethylene
Monitoring and reporting
Jul 1, 2019 Resolved
1,2-Dichloropropane
Monitoring and reporting
Jul 1, 2019 Resolved
Carbon tetrachloride
Monitoring and reporting
Jul 1, 2019 Resolved
1,1,1-Trichloroethane
Monitoring and reporting
Jul 1, 2019 Resolved
1,2-Dichloroethane
Monitoring and reporting
Jul 1, 2019 Resolved
trans-1,2-Dichloroethylene
Monitoring and reporting
Jul 1, 2019 Resolved
1,1-Dichloroethylene
Monitoring and reporting
Jul 1, 2019 Resolved
Vinyl chloride
Monitoring and reporting
Jul 1, 2019 Resolved
p-Dichlorobenzene
Monitoring and reporting
Jul 1, 2019 Resolved
o-Dichlorobenzene
Monitoring and reporting
Jul 1, 2019 Resolved
DICHLOROMETHANE
Monitoring and reporting
Jul 1, 2019 Resolved
Xylenes, Total
Monitoring and reporting
Jul 1, 2019 Resolved
cis-1,2-Dichloroethylene
Monitoring and reporting
Jul 1, 2019 Resolved
1,2,4-Trichlorobenzene
Monitoring and reporting
Jul 1, 2019 Resolved
E. coli
Monitoring and reporting
May 22, 2019 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jan 1, 2019 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jan 1, 2019 Resolved
Styrene
Monitoring and reporting
Oct 1, 2018 Resolved
Ethylbenzene
Monitoring and reporting
Oct 1, 2018 Resolved
Toluene
Monitoring and reporting
Oct 1, 2018 Resolved
Benzene
Monitoring and reporting
Oct 1, 2018 Resolved
CHLOROBENZENE
Monitoring and reporting
Oct 1, 2018 Resolved
Tetrachloroethylene
Monitoring and reporting
Oct 1, 2018 Resolved
1,1,2-Trichloroethane
Monitoring and reporting
Oct 1, 2018 Resolved
Trichloroethylene
Monitoring and reporting
Oct 1, 2018 Resolved
1,2-Dichloropropane
Monitoring and reporting
Oct 1, 2018 Resolved
Carbon tetrachloride
Monitoring and reporting
Oct 1, 2018 Resolved
1,1,1-Trichloroethane
Monitoring and reporting
Oct 1, 2018 Resolved
1,2-Dichloroethane
Monitoring and reporting
Oct 1, 2018 Resolved
trans-1,2-Dichloroethylene
Monitoring and reporting
Oct 1, 2018 Resolved
1,1-Dichloroethylene
Monitoring and reporting
Oct 1, 2018 Resolved
Vinyl chloride
Monitoring and reporting
Oct 1, 2018 Resolved
p-Dichlorobenzene
Monitoring and reporting
Oct 1, 2018 Resolved
o-Dichlorobenzene
Monitoring and reporting
Oct 1, 2018 Resolved
DICHLOROMETHANE
Monitoring and reporting
Oct 1, 2018 Resolved
Xylenes, Total
Monitoring and reporting
Oct 1, 2018 Resolved
cis-1,2-Dichloroethylene
Monitoring and reporting
Oct 1, 2018 Resolved
1,2,4-Trichlorobenzene
Monitoring and reporting
Oct 1, 2018 Resolved
Nitrate
Monitoring and reporting
Jan 1, 2018 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jan 1, 2018 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jan 1, 2018 Resolved
Styrene
Monitoring and reporting
Jan 1, 2018 Resolved
Ethylbenzene
Monitoring and reporting
Jan 1, 2018 Resolved
Toluene
Monitoring and reporting
Jan 1, 2018 Resolved
Benzene
Monitoring and reporting
Jan 1, 2018 Resolved
CHLOROBENZENE
Monitoring and reporting
Jan 1, 2018 Resolved
Tetrachloroethylene
Monitoring and reporting
Jan 1, 2018 Resolved
1,1,2-Trichloroethane
Monitoring and reporting
Jan 1, 2018 Resolved
Trichloroethylene
Monitoring and reporting
Jan 1, 2018 Resolved
1,2-Dichloropropane
Monitoring and reporting
Jan 1, 2018 Resolved
Carbon tetrachloride
Monitoring and reporting
Jan 1, 2018 Resolved
1,1,1-Trichloroethane
Monitoring and reporting
Jan 1, 2018 Resolved
1,2-Dichloroethane
Monitoring and reporting
Jan 1, 2018 Resolved
trans-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2018 Resolved
1,1-Dichloroethylene
Monitoring and reporting
Jan 1, 2018 Resolved
Vinyl chloride
Monitoring and reporting
Jan 1, 2018 Resolved
p-Dichlorobenzene
Monitoring and reporting
Jan 1, 2018 Resolved
o-Dichlorobenzene
Monitoring and reporting
Jan 1, 2018 Resolved
DICHLOROMETHANE
Monitoring and reporting
Jan 1, 2018 Resolved
Xylenes, Total
Monitoring and reporting
Jan 1, 2018 Resolved
cis-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2018 Resolved
1,2,4-Trichlorobenzene
Monitoring and reporting
Jan 1, 2018 Resolved
Styrene
Monitoring and reporting
Jan 1, 2018 Resolved
Ethylbenzene
Monitoring and reporting
Jan 1, 2018 Resolved
Toluene
Monitoring and reporting
Jan 1, 2018 Resolved
Benzene
Monitoring and reporting
Jan 1, 2018 Resolved
CHLOROBENZENE
Monitoring and reporting
Jan 1, 2018 Resolved
Tetrachloroethylene
Monitoring and reporting
Jan 1, 2018 Resolved
1,1,2-Trichloroethane
Monitoring and reporting
Jan 1, 2018 Resolved
Trichloroethylene
Monitoring and reporting
Jan 1, 2018 Resolved
1,2-Dichloropropane
Monitoring and reporting
Jan 1, 2018 Resolved
Carbon tetrachloride
Monitoring and reporting
Jan 1, 2018 Resolved
1,1,1-Trichloroethane
Monitoring and reporting
Jan 1, 2018 Resolved
1,2-Dichloroethane
Monitoring and reporting
Jan 1, 2018 Resolved
trans-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2018 Resolved
1,1-Dichloroethylene
Monitoring and reporting
Jan 1, 2018 Resolved
Vinyl chloride
Monitoring and reporting
Jan 1, 2018 Resolved
p-Dichlorobenzene
Monitoring and reporting
Jan 1, 2018 Resolved
o-Dichlorobenzene
Monitoring and reporting
Jan 1, 2018 Resolved
DICHLOROMETHANE
Monitoring and reporting
Jan 1, 2018 Resolved
Xylenes, Total
Monitoring and reporting
Jan 1, 2018 Resolved
cis-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2018 Resolved
1,2,4-Trichlorobenzene
Monitoring and reporting
Jan 1, 2018 Resolved
Consumer Confidence Rule
OTHER
Oct 1, 2017 Resolved
Styrene
Monitoring and reporting
Jul 1, 2017 Resolved
Ethylbenzene
Monitoring and reporting
Jul 1, 2017 Resolved
Toluene
Monitoring and reporting
Jul 1, 2017 Resolved
Benzene
Monitoring and reporting
Jul 1, 2017 Resolved
CHLOROBENZENE
Monitoring and reporting
Jul 1, 2017 Resolved
Tetrachloroethylene
Monitoring and reporting
Jul 1, 2017 Resolved
1,1,2-Trichloroethane
Monitoring and reporting
Jul 1, 2017 Resolved
Trichloroethylene
Monitoring and reporting
Jul 1, 2017 Resolved
1,2-Dichloropropane
Monitoring and reporting
Jul 1, 2017 Resolved
Carbon tetrachloride
Monitoring and reporting
Jul 1, 2017 Resolved
1,1,1-Trichloroethane
Monitoring and reporting
Jul 1, 2017 Resolved
1,2-Dichloroethane
Monitoring and reporting
Jul 1, 2017 Resolved
trans-1,2-Dichloroethylene
Monitoring and reporting
Jul 1, 2017 Resolved
1,1-Dichloroethylene
Monitoring and reporting
Jul 1, 2017 Resolved
Vinyl chloride
Monitoring and reporting
Jul 1, 2017 Resolved
p-Dichlorobenzene
Monitoring and reporting
Jul 1, 2017 Resolved
o-Dichlorobenzene
Monitoring and reporting
Jul 1, 2017 Resolved
DICHLOROMETHANE
Monitoring and reporting
Jul 1, 2017 Resolved
Xylenes, Total
Monitoring and reporting
Jul 1, 2017 Resolved
cis-1,2-Dichloroethylene
Monitoring and reporting
Jul 1, 2017 Resolved
1,2,4-Trichlorobenzene
Monitoring and reporting
Jul 1, 2017 Resolved
Combined Radium (-226 and -228)
Monitoring and reporting
Jul 1, 2017 Resolved
Styrene
Monitoring and reporting
Apr 1, 2017 Resolved
Ethylbenzene
Monitoring and reporting
Apr 1, 2017 Resolved
Toluene
Monitoring and reporting
Apr 1, 2017 Resolved
Benzene
Monitoring and reporting
Apr 1, 2017 Resolved
CHLOROBENZENE
Monitoring and reporting
Apr 1, 2017 Resolved
Tetrachloroethylene
Monitoring and reporting
Apr 1, 2017 Resolved
1,1,2-Trichloroethane
Monitoring and reporting
Apr 1, 2017 Resolved
Trichloroethylene
Monitoring and reporting
Apr 1, 2017 Resolved
1,2-Dichloropropane
Monitoring and reporting
Apr 1, 2017 Resolved
Carbon tetrachloride
Monitoring and reporting
Apr 1, 2017 Resolved
1,1,1-Trichloroethane
Monitoring and reporting
Apr 1, 2017 Resolved
1,2-Dichloroethane
Monitoring and reporting
Apr 1, 2017 Resolved
trans-1,2-Dichloroethylene
Monitoring and reporting
Apr 1, 2017 Resolved
1,1-Dichloroethylene
Monitoring and reporting
Apr 1, 2017 Resolved
Vinyl chloride
Monitoring and reporting
Apr 1, 2017 Resolved
p-Dichlorobenzene
Monitoring and reporting
Apr 1, 2017 Resolved
o-Dichlorobenzene
Monitoring and reporting
Apr 1, 2017 Resolved
DICHLOROMETHANE
Monitoring and reporting
Apr 1, 2017 Resolved
Xylenes, Total
Monitoring and reporting
Apr 1, 2017 Resolved
cis-1,2-Dichloroethylene
Monitoring and reporting
Apr 1, 2017 Resolved
1,2,4-Trichlorobenzene
Monitoring and reporting
Apr 1, 2017 Resolved
Combined Radium (-226 and -228)
Monitoring and reporting
Apr 1, 2017 Resolved
Combined Radium (-226 and -228)
Monitoring and reporting
Jan 1, 2017 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Radium (-226 and -228)
Monitoring and reporting
Jan 1, 2017 Resolved
Styrene
Monitoring and reporting
Jan 1, 2017 Resolved
Ethylbenzene
Monitoring and reporting
Jan 1, 2017 Resolved
Toluene
Monitoring and reporting
Jan 1, 2017 Resolved
Benzene
Monitoring and reporting
Jan 1, 2017 Resolved
CHLOROBENZENE
Monitoring and reporting
Jan 1, 2017 Resolved
Tetrachloroethylene
Monitoring and reporting
Jan 1, 2017 Resolved
1,1,2-Trichloroethane
Monitoring and reporting
Jan 1, 2017 Resolved
Trichloroethylene
Monitoring and reporting
Jan 1, 2017 Resolved
1,2-Dichloropropane
Monitoring and reporting
Jan 1, 2017 Resolved
Carbon tetrachloride
Monitoring and reporting
Jan 1, 2017 Resolved
1,1,1-Trichloroethane
Monitoring and reporting
Jan 1, 2017 Resolved
1,2-Dichloroethane
Monitoring and reporting
Jan 1, 2017 Resolved
trans-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2017 Resolved
1,1-Dichloroethylene
Monitoring and reporting
Jan 1, 2017 Resolved
Vinyl chloride
Monitoring and reporting
Jan 1, 2017 Resolved
p-Dichlorobenzene
Monitoring and reporting
Jan 1, 2017 Resolved
o-Dichlorobenzene
Monitoring and reporting
Jan 1, 2017 Resolved
DICHLOROMETHANE
Monitoring and reporting
Jan 1, 2017 Resolved
Xylenes, Total
Monitoring and reporting
Jan 1, 2017 Resolved
cis-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2017 Resolved
1,2,4-Trichlorobenzene
Monitoring and reporting
Jan 1, 2017 Resolved
Chlordane
Monitoring and reporting
Oct 1, 2016 Resolved
ETHYLENE DIBROMIDE
Monitoring and reporting
Oct 1, 2016 Resolved
1,2-DIBROMO-3-CHLOROPROPANE
Monitoring and reporting
Oct 1, 2016 Resolved
Total Polychlorinated Biphenyls (PCB)
Monitoring and reporting
Oct 1, 2016 Resolved
Pentachlorophenol
Monitoring and reporting
Oct 1, 2016 Resolved
Benzo(a)pyrene
Monitoring and reporting
Oct 1, 2016 Resolved
HEXACHLOROBENZENE
Monitoring and reporting
Oct 1, 2016 Resolved
2,4,5-TP
Monitoring and reporting
Oct 1, 2016 Resolved
2,4-D
Monitoring and reporting
Oct 1, 2016 Resolved
Heptachlor epoxide
Monitoring and reporting
Oct 1, 2016 Resolved
Heptachlor
Monitoring and reporting
Oct 1, 2016 Resolved
2,3,7,8-TCDD
Monitoring and reporting
Oct 1, 2016 Resolved
LASSO
Monitoring and reporting
Oct 1, 2016 Resolved
Atrazine
Monitoring and reporting
Oct 1, 2016 Resolved
Carbofuran
Monitoring and reporting
Oct 1, 2016 Resolved
Hexachlorocyclopentadiene
Monitoring and reporting
Oct 1, 2016 Resolved
Dinoseb
Monitoring and reporting
Oct 1, 2016 Resolved
Picloram
Monitoring and reporting
Oct 1, 2016 Resolved
Di(2-ethylhexyl) phthalate
Monitoring and reporting
Oct 1, 2016 Resolved
Simazine
Monitoring and reporting
Oct 1, 2016 Resolved
OXAMYL
Monitoring and reporting
Oct 1, 2016 Resolved
Di(2-ethylhexyl) adipate
Monitoring and reporting
Oct 1, 2016 Resolved
Glyphosate
Monitoring and reporting
Oct 1, 2016 Resolved
Endothall
Monitoring and reporting
Oct 1, 2016 Resolved
Diquat
Monitoring and reporting
Oct 1, 2016 Resolved
Dalapon
Monitoring and reporting
Oct 1, 2016 Resolved
Toxaphene
Monitoring and reporting
Oct 1, 2016 Resolved
Methoxychlor
Monitoring and reporting
Oct 1, 2016 Resolved
BHC-GAMMA
Monitoring and reporting
Oct 1, 2016 Resolved
Endrin
Monitoring and reporting
Oct 1, 2016 Resolved
Chlordane
Monitoring and reporting
Oct 1, 2016 Resolved
ETHYLENE DIBROMIDE
Monitoring and reporting
Oct 1, 2016 Resolved
1,2-DIBROMO-3-CHLOROPROPANE
Monitoring and reporting
Oct 1, 2016 Resolved
Total Polychlorinated Biphenyls (PCB)
Monitoring and reporting
Oct 1, 2016 Resolved
Pentachlorophenol
Monitoring and reporting
Oct 1, 2016 Resolved
Benzo(a)pyrene
Monitoring and reporting
Oct 1, 2016 Resolved
HEXACHLOROBENZENE
Monitoring and reporting
Oct 1, 2016 Resolved
2,4,5-TP
Monitoring and reporting
Oct 1, 2016 Resolved
2,4-D
Monitoring and reporting
Oct 1, 2016 Resolved
Heptachlor epoxide
Monitoring and reporting
Oct 1, 2016 Resolved
Heptachlor
Monitoring and reporting
Oct 1, 2016 Resolved
2,3,7,8-TCDD
Monitoring and reporting
Oct 1, 2016 Resolved
LASSO
Monitoring and reporting
Oct 1, 2016 Resolved
Atrazine
Monitoring and reporting
Oct 1, 2016 Resolved
Carbofuran
Monitoring and reporting
Oct 1, 2016 Resolved
Hexachlorocyclopentadiene
Monitoring and reporting
Oct 1, 2016 Resolved
Dinoseb
Monitoring and reporting
Oct 1, 2016 Resolved
Picloram
Monitoring and reporting
Oct 1, 2016 Resolved
Di(2-ethylhexyl) phthalate
Monitoring and reporting
Oct 1, 2016 Resolved
Simazine
Monitoring and reporting
Oct 1, 2016 Resolved
OXAMYL
Monitoring and reporting
Oct 1, 2016 Resolved
Di(2-ethylhexyl) adipate
Monitoring and reporting
Oct 1, 2016 Resolved
Glyphosate
Monitoring and reporting
Oct 1, 2016 Resolved
Endothall
Monitoring and reporting
Oct 1, 2016 Resolved
Diquat
Monitoring and reporting
Oct 1, 2016 Resolved
Dalapon
Monitoring and reporting
Oct 1, 2016 Resolved
Toxaphene
Monitoring and reporting
Oct 1, 2016 Resolved
Methoxychlor
Monitoring and reporting
Oct 1, 2016 Resolved
BHC-GAMMA
Monitoring and reporting
Oct 1, 2016 Resolved
Endrin
Monitoring and reporting
Oct 1, 2016 Resolved
Consumer Confidence Rule
OTHER
Oct 1, 2016 Resolved
Nitrate
Monitoring and reporting
Jan 1, 2016 Resolved
Lead and Copper Rule
Monitoring and reporting
Jan 1, 2016 Resolved
Consumer Confidence Rule
OTHER
Oct 1, 2015 Resolved
Consumer Confidence Rule
OTHER
Oct 2, 2014 Resolved
Combined Radium (-226 and -228)
Monitoring and reporting
Jan 1, 2014 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Jan 1, 2008 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Gross Alpha, Excl. Radon and U
Monitoring and reporting
Jan 1, 2008 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Combined Uranium
Monitoring and reporting
Jan 1, 2008 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Gross Alpha, Excl. Radon and U
Monitoring and reporting
Jan 1, 2008 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.

Full record since 1985

EPA's records for Mountain Village Water System go back to 1985. Before October 19, 2016 they list 6 health-based violations (6 resolved) and 891 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1980s 0 9
1990s 0 63
2000s 1 158
2010 to October 18, 2016 5 661
October 19, 2016 to 2019 0 180
2020s 12 119

Most recent health-based violation before October 19, 2016: Total Coliform, began July 2015, Resolved.

Show all 6 health-based violations before October 19, 2016
Contaminant Start date Status
Total Coliform
Contaminant limit exceeded
Jul 1, 2015 Resolved
Total Coliform
Contaminant limit exceeded
Apr 1, 2014 Resolved
Total Coliform
Contaminant limit exceeded
Aug 1, 2012 Resolved
Total Coliform
Contaminant limit exceeded
Jun 1, 2012 Resolved
Total Coliform
Contaminant limit exceeded
Jan 1, 2012 Resolved
Total Coliform
Contaminant limit exceeded
Sep 1, 2000 Resolved

Enforcement actions

Alaska regulators and EPA took 2 formal enforcement actions against Mountain Village Water System and issued 20 boil water orders between 1992 and 2025. The most recent was a boil water order in November 2025.

Date By Action Violations covered
Nov 18, 2025 Alaska Boil water order 1 violation
Jun 2, 2025 Alaska Boil water order 1 violation
Mar 14, 2023 Alaska Boil water order 1 violation
Sep 7, 2022 Alaska Boil water order 1 violation
Feb 9, 2022 Alaska Boil water order 1 violation
Apr 23, 2020 Alaska Boil water order 1 violation
May 13, 2019 Alaska Boil water order 1 violation
Oct 2, 2015 Alaska Boil water order 1 violation
Dec 15, 2014 Alaska Boil water order 1 violation
Apr 4, 2014 Alaska Boil water order 1 violation
Jan 3, 2012 Alaska Boil water order 1 violation
Apr 18, 2011 Alaska Boil water order 1 violation
Jan 26, 2011 Alaska Boil water order 1 violation
Feb 5, 2010 Alaska Boil water order 1 violation
Jan 12, 2009 Alaska Boil water order 1 violation
Jan 3, 2008 Alaska Boil water order 1 violation
Mar 22, 2007 Alaska Boil water order 1 violation
Jun 22, 2006 Alaska Compliance order (no penalty) 12 violations: Total Coliform, Chlorine, Consumer Confidence Rule
Mar 5, 2002 Alaska Boil water order 1 violation
Jan 25, 2002 Alaska Boil water order 1 violation
Mar 21, 2001 Alaska Boil water order 1 violation
Mar 5, 1992 EPA Compliance order (no penalty) 36 violations: 1,2,4-Trichlorobenzene, Selenium, Arsenic, Styrene, 1,1,2-Trichloroethane

What the violations mean

Groundwater Rule

12 incidents

The system did not complete a treatment step or action that the Groundwater Rule requires (a treatment technique violation).

The utility had to notify customers about each of these violations.

Where the water comes from

Mountain Village Water System draws water from 4 wells and 1 surface water intake (2 of them for emergency, seasonal or other part-time use).

Annual water quality report

Mountain Village Water System must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Alaska.