Public water system record

Nikolaevsk Community Water System

Serves Nikolaevsk, Kenai Peninsula Borough, AK · 360 people served

Federal records show 2 health-based violations and 93 monitoring/reporting issues for Nikolaevsk Community Water System in the last ten years. The most serious issue in this window was a resolved LEAD AND COPPER RULE REVISIONS violation.

  • AK2241648
  • NIKOLAEVSK
  • AK
  • 360 served

System profile

Source water Surface water
ZIP 99566
EPA system ID AK2241648

Verify this system on EPA ECHO →

Health-based violations, last 10 years
2
Resolved
2
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
93

Key facts

  • Nikolaevsk Community Water System draws water from 4 surface water intakes.
  • Most recent enforcement action: boil water order by Alaska, May 2018.
  • Record on file since 1979, with 23 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 100 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
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
350 Oct 17, 2024 Resolved No
Surface Water Treatment Rule
Treatment technique failure
120 Oct 1, 2016 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Surface Water Treatment Rule
Monitoring and reporting
Dec 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Dec 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Surface Water Treatment Rule
Monitoring and reporting
Nov 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Nov 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Surface Water Treatment Rule
Monitoring and reporting
Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Surface Water Treatment Rule
Monitoring and reporting
Sep 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Sep 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Surface Water Treatment Rule
Monitoring and reporting
Aug 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Aug 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Surface Water Treatment Rule
Monitoring and reporting
Jul 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Jul 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Surface Water Treatment Rule
Monitoring and reporting
Jun 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Jun 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
LEAD AND COPPER RULE REVISIONS
RPT
Oct 17, 2024 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Aug 1, 2024 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Aug 1, 2024 Resolved
Surface Water Treatment Rule
Monitoring and reporting
Jun 1, 2024 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
Jun 1, 2024 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jan 1, 2024 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jan 1, 2024 Resolved
Styrene
Monitoring and reporting
Jan 1, 2024 Resolved
Ethylbenzene
Monitoring and reporting
Jan 1, 2024 Resolved
Toluene
Monitoring and reporting
Jan 1, 2024 Resolved
Benzene
Monitoring and reporting
Jan 1, 2024 Resolved
CHLOROBENZENE
Monitoring and reporting
Jan 1, 2024 Resolved
Tetrachloroethylene
Monitoring and reporting
Jan 1, 2024 Resolved
1,1,2-Trichloroethane
Monitoring and reporting
Jan 1, 2024 Resolved
Trichloroethylene
Monitoring and reporting
Jan 1, 2024 Resolved
1,2-Dichloropropane
Monitoring and reporting
Jan 1, 2024 Resolved
Carbon tetrachloride
Monitoring and reporting
Jan 1, 2024 Resolved
1,1,1-Trichloroethane
Monitoring and reporting
Jan 1, 2024 Resolved
1,2-Dichloroethane
Monitoring and reporting
Jan 1, 2024 Resolved
trans-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2024 Resolved
1,1-Dichloroethylene
Monitoring and reporting
Jan 1, 2024 Resolved
Vinyl chloride
Monitoring and reporting
Jan 1, 2024 Resolved
p-Dichlorobenzene
Monitoring and reporting
Jan 1, 2024 Resolved
o-Dichlorobenzene
Monitoring and reporting
Jan 1, 2024 Resolved
DICHLOROMETHANE
Monitoring and reporting
Jan 1, 2024 Resolved
Xylenes, Total
Monitoring and reporting
Jan 1, 2024 Resolved
cis-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2024 Resolved
1,2,4-Trichlorobenzene
Monitoring and reporting
Jan 1, 2024 Resolved
Nitrate
Monitoring and reporting
Jan 1, 2024 Resolved
Styrene
Monitoring and reporting
Jan 1, 2023 Resolved
Ethylbenzene
Monitoring and reporting
Jan 1, 2023 Resolved
Toluene
Monitoring and reporting
Jan 1, 2023 Resolved
Benzene
Monitoring and reporting
Jan 1, 2023 Resolved
CHLOROBENZENE
Monitoring and reporting
Jan 1, 2023 Resolved
Tetrachloroethylene
Monitoring and reporting
Jan 1, 2023 Resolved
1,1,2-Trichloroethane
Monitoring and reporting
Jan 1, 2023 Resolved
Trichloroethylene
Monitoring and reporting
Jan 1, 2023 Resolved
1,2-Dichloropropane
Monitoring and reporting
Jan 1, 2023 Resolved
Carbon tetrachloride
Monitoring and reporting
Jan 1, 2023 Resolved
1,1,1-Trichloroethane
Monitoring and reporting
Jan 1, 2023 Resolved
1,2-Dichloroethane
Monitoring and reporting
Jan 1, 2023 Resolved
trans-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2023 Resolved
1,1-Dichloroethylene
Monitoring and reporting
Jan 1, 2023 Resolved
Vinyl chloride
Monitoring and reporting
Jan 1, 2023 Resolved
p-Dichlorobenzene
Monitoring and reporting
Jan 1, 2023 Resolved
o-Dichlorobenzene
Monitoring and reporting
Jan 1, 2023 Resolved
DICHLOROMETHANE
Monitoring and reporting
Jan 1, 2023 Resolved
Xylenes, Total
Monitoring and reporting
Jan 1, 2023 Resolved
cis-1,2-Dichloroethylene
Monitoring and reporting
Jan 1, 2023 Resolved
1,2,4-Trichlorobenzene
Monitoring and reporting
Jan 1, 2023 Resolved
Consumer Confidence Rule
OTHER
Oct 1, 2021 Resolved
Nitrate
Monitoring and reporting
Jan 1, 2019 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
E. coli
Monitoring and reporting
Dec 1, 2017 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Sep 1, 2017 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Sep 1, 2017 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Sep 1, 2016 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Sep 1, 2016 Resolved
Revised Total Coliform Rule
OTHER
Apr 1, 2016 Resolved

Full record since 1979

EPA's records for Nikolaevsk Community Water System go back to 1979. Before October 19, 2016 they list 23 health-based violations (6 resolved, 17 archived by EPA without a recorded fix) and 132 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1970s 0 1
1980s 0 23
1990s 18 71
2000s 3 33
2010 to October 18, 2016 2 4
October 19, 2016 to 2019 0 25
2020s 1 65

Most recent health-based violation before October 19, 2016: Surface Water Treatment Rule, began October 2016, Resolved.

Show all 23 health-based violations before October 19, 2016
Contaminant Start date Status
Surface Water Treatment Rule
Treatment technique failure
Oct 1, 2016 Resolved
Surface Water Treatment Rule
Treatment technique failure
Oct 1, 2014 Resolved
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
Dec 1, 2005 Resolved
Surface Water Treatment Rule
Treatment technique failure
Aug 1, 2002 Archived
Surface Water Treatment Rule
Treatment technique failure
Jul 1, 2002 Archived
Surface Water Treatment Rule
Treatment technique failure
Aug 1, 1997 Archived
Total Coliform
Contaminant limit exceeded
Aug 1, 1997 Resolved
Surface Water Treatment Rule
Treatment technique failure
Jul 1, 1997 Archived
Surface Water Treatment Rule
Treatment technique failure
Jun 1, 1997 Archived
Surface Water Treatment Rule
Treatment technique failure
May 1, 1997 Archived
Surface Water Treatment Rule
Treatment technique failure
Apr 1, 1997 Archived
Surface Water Treatment Rule
Treatment technique failure
Mar 1, 1997 Archived
Surface Water Treatment Rule
Treatment technique failure
Feb 1, 1997 Archived
Surface Water Treatment Rule
Treatment technique failure
Jan 1, 1997 Archived
Surface Water Treatment Rule
Treatment technique failure
Dec 1, 1996 Archived
Surface Water Treatment Rule
Treatment technique failure
Nov 1, 1996 Archived
Surface Water Treatment Rule
Treatment technique failure
Oct 1, 1996 Archived
Surface Water Treatment Rule
Treatment technique failure
Sep 1, 1996 Archived
Total Coliform (acute)
Contaminant limit exceeded
Apr 1, 1995 Resolved
Surface Water Treatment Rule
Treatment technique failure
Nov 1, 1994 Archived
Surface Water Treatment Rule
Treatment technique failure
Oct 1, 1994 Archived
Surface Water Treatment Rule
Treatment technique failure
Sep 1, 1994 Archived
Surface Water Treatment Rule
Treatment technique failure
Jan 1, 1992 Resolved

Enforcement actions

Alaska regulators and EPA took 1 formal enforcement action against Nikolaevsk Community Water System and issued 3 boil water orders between 1991 and 2018. The most recent was a boil water order in May 2018.

Date By Action Violations covered
May 9, 2018 Alaska Boil water order 1 violation
Apr 28, 2017 Alaska Boil water order 1 violation
Sep 30, 2016 Alaska Boil water order 1 violation
May 15, 1991 EPA Compliance order (no penalty) 29 violations: Barium, Chromium (total), Fluoride, Arsenic, Cadmium

What the violations mean

LEAD AND COPPER RULE REVISIONS

1 incident

The system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).

The utility had to notify customers about this violation.

Surface Water Treatment Rule

1 incident

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

The utility had to notify customers about this violation.

Where the water comes from

Nikolaevsk Community Water System draws water from 4 surface water intakes.

Annual water quality report

Nikolaevsk Community 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.

Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Nikolaevsk Community Water System for a copy.

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.