Public water system record
Lower Kalskag Water System
Serves Upper Kalskag, Bethel Census Area, AK · 302 people served
Federal records show 9 health-based violations and 164 monitoring/reporting issues for Lower Kalskag Water System in the last ten years. The most serious issue in this window was a resolved LEAD AND COPPER RULE REVISIONS violation.
System profile
Source water
Groundwater
ZIP
99559
EPA system ID
AK2270697
- Health-based violations, last 10 years
- 9
- Resolved
- 9
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 164
Key facts
- Lower Kalskag Water System draws water from 2 wells.
- Most recent enforcement action: boil water order by Alaska, January 2015.
- Record on file since 1979, with 2 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 91 service lines.
Check whether Lower Kalskag Water System serves your address
Health-based violations
Since October 2016Violation 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 |
|
Groundwater Rule
Treatment technique failure
|
140 | Sep 5, 2023 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Sep 5, 2023 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Sep 5, 2023 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Sep 5, 2023 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Sep 5, 2023 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Sep 5, 2023 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Jan 19, 2018 | Resolved | No |
|
Revised Total Coliform Rule
Treatment technique failure
|
110 | Aug 22, 2017 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Chlorine
Monitoring and reporting
|
Dec 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Dec 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Chlorine
Monitoring and reporting
|
Jul 1, 2025 | Resolved |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Resolved |
|
Chlorine
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Oct 1, 2024 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jul 1, 2024 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2024 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 20, 2023 | Active |
|
Styrene
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
Ethylbenzene
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
Toluene
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
Benzene
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
CHLOROBENZENE
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
Tetrachloroethylene
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
1,1,2-Trichloroethane
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
Trichloroethylene
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
1,2-Dichloropropane
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
Carbon tetrachloride
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
1,1,1-Trichloroethane
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
1,2-Dichloroethane
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
trans-1,2-Dichloroethylene
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
1,1-Dichloroethylene
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
Vinyl chloride
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
p-Dichlorobenzene
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
o-Dichlorobenzene
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
DICHLOROMETHANE
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
Xylenes, Total
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
cis-1,2-Dichloroethylene
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
1,2,4-Trichlorobenzene
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jul 1, 2022 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
Nitrate
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
|
Chlorine
Monitoring and reporting
|
Oct 1, 2021 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2021 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Oct 1, 2021 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Sep 1, 2021 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Sep 1, 2021 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2021 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Gross Alpha, Excl. Radon and U
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Styrene
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Ethylbenzene
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Toluene
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Benzene
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
CHLOROBENZENE
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Tetrachloroethylene
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
1,1,2-Trichloroethane
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Trichloroethylene
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
1,2-Dichloropropane
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Carbon tetrachloride
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
1,1,1-Trichloroethane
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
1,2-Dichloroethane
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
trans-1,2-Dichloroethylene
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
1,1-Dichloroethylene
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Vinyl chloride
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
p-Dichlorobenzene
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
o-Dichlorobenzene
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
DICHLOROMETHANE
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Xylenes, Total
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
cis-1,2-Dichloroethylene
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
1,2,4-Trichlorobenzene
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Apr 1, 2021 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Apr 1, 2021 | Resolved |
|
Gross Alpha, Excl. Radon and U
Monitoring and reporting
|
Apr 1, 2021 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Gross Alpha, Excl. Radon and U
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Styrene
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Ethylbenzene
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Toluene
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Benzene
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
CHLOROBENZENE
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Tetrachloroethylene
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
1,1,2-Trichloroethane
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Trichloroethylene
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
1,2-Dichloropropane
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Carbon tetrachloride
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
1,1,1-Trichloroethane
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
1,2-Dichloroethane
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
trans-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
1,1-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Vinyl chloride
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
p-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
o-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
DICHLOROMETHANE
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Xylenes, Total
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
cis-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
1,2,4-Trichlorobenzene
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2021 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Nov 1, 2020 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Oct 1, 2020 | Resolved |
|
Gross Alpha, Excl. Radon and U
Monitoring and reporting
|
Oct 1, 2020 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2020 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
Styrene
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
Ethylbenzene
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
Toluene
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
Benzene
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
CHLOROBENZENE
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
Tetrachloroethylene
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
1,1,2-Trichloroethane
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
Trichloroethylene
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
1,2-Dichloropropane
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
Carbon tetrachloride
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
1,1,1-Trichloroethane
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
1,2-Dichloroethane
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
trans-1,2-Dichloroethylene
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
1,1-Dichloroethylene
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
Vinyl chloride
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
p-Dichlorobenzene
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
o-Dichlorobenzene
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
DICHLOROMETHANE
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
Xylenes, Total
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
cis-1,2-Dichloroethylene
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
1,2,4-Trichlorobenzene
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
Gross Alpha, Excl. Radon and U
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
May 1, 2020 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Apr 1, 2020 | Resolved |
|
Gross Alpha, Excl. Radon and U
Monitoring and reporting
|
Apr 1, 2020 | Resolved |
|
Gross Alpha, Excl. Radon and U
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Styrene
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Ethylbenzene
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Toluene
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Benzene
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
CHLOROBENZENE
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Tetrachloroethylene
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
1,1,2-Trichloroethane
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Trichloroethylene
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
1,2-Dichloropropane
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Carbon tetrachloride
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
1,1,1-Trichloroethane
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
1,2-Dichloroethane
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
trans-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
1,1-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Vinyl chloride
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
p-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
o-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
DICHLOROMETHANE
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Xylenes, Total
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
cis-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
1,2,4-Trichlorobenzene
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Sep 1, 2018 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jul 1, 2018 | Resolved |
|
Chlorine
Monitoring and reporting
|
Apr 1, 2018 | Resolved |
|
Nitrate
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
E. coli
Monitoring and reporting
|
Jul 18, 2017 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2017 | Resolved |
|
Revised Total Coliform Rule
OTHER
|
Apr 1, 2016 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Ground Water Rule
OTHER
|
Aug 26, 2015 | Active |
Full record since 1979
EPA's records for Lower Kalskag Water System go back to 1979. Before October 19, 2016 they list 2 health-based violations (2 archived by EPA without a recorded fix) and 417 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 9 |
| 1980s | 0 | 8 |
| 1990s | 0 | 230 |
| 2000s | 2 | 157 |
| 2010 to October 18, 2016 | 0 | 13 |
| October 19, 2016 to 2019 | 2 | 8 |
| 2020s | 7 | 152 |
Most recent health-based violation before October 19, 2016: Total Coliform, began June 2006, Archived.
Show all 2 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 2006 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 2001 | Archived |
Enforcement actions
Alaska regulators issued 3 boil water orders to Lower Kalskag Water System between 1991 and 2015. The most recent was a boil water order in January 2015.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jan 28, 2015 | Alaska | Boil water order | 1 violation |
| Jun 13, 2006 | Alaska | Boil water order | 1 violation (1 health-based): Total Coliform |
| Jun 25, 1991 | Alaska | Boil water order | 1 violation |
What the violations mean
Groundwater Rule
7 incidentsThe 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.
LEAD AND COPPER RULE REVISIONS
1 incidentThe 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.
Revised Total Coliform Rule
1 incidentThe system did not meet a requirement of the Revised Total Coliform Rule
Coliform and E. coli rules protect against bacteria in the distribution system
Where the water comes from
Lower Kalskag Water System draws water from 2 wells.
Annual water quality report
Lower Kalskag 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 Lower Kalskag 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.
Certified drinking water labs by state EPA guidance for private wells