Public water system record
Wasilla Water System
Serves Wasilla, North Lakes, South Lakes and 2 more places, Matanuska-Susitna Borough, AK · 18,492 people served
Federal records show no health-based violations and 82 monitoring/reporting issues for Wasilla Water System in the last ten years.
System profile
Source water
Groundwater
ZIP
99654
EPA system ID
AK2224646
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 82
Key facts
- Wasilla Water System draws water from 9 wells (1 of them for emergency, seasonal or other part-time use).
- Record on file since 1985, with 3 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 1,832 service lines.
Check whether Wasilla 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.
None since October 2016.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Revised Total Coliform Rule
Monitoring violation
|
May 1, 2025 | Resolved |
|
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.
|
|
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.
|
|
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.
|
|
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.
|
|
Arsenic
Monitoring and reporting
|
Jun 1, 2021 | 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 |
|
Revised Total Coliform Rule
Monitoring violation
|
Jun 1, 2020 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
May 1, 2020 | Resolved |
|
Chlorine
Monitoring and reporting
|
Apr 1, 2020 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Mar 31, 2020 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Mar 31, 2020 | Resolved |
|
CYANIDE
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Fluoride
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
CYANIDE
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Fluoride
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 |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jul 1, 2019 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Jul 1, 2019 | Resolved |
|
Gross Alpha, Excl. Radon and U
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 |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Gross Alpha, Excl. Radon and U
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Oct 1, 2018 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Oct 1, 2018 | Resolved |
|
Gross Alpha, Excl. Radon and U
Monitoring and reporting
|
Oct 1, 2018 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jul 1, 2018 | Resolved |
|
Combined Uranium
Monitoring and reporting
|
Jul 1, 2018 | Resolved |
|
Gross Alpha, Excl. Radon and U
Monitoring and reporting
|
Jul 1, 2018 | Resolved |
|
CYANIDE
Monitoring and reporting
|
Jan 1, 2011 | Resolved |
|
Fluoride
Monitoring and reporting
|
Jan 1, 2011 | Resolved |
Full record since 1985
EPA's records for Wasilla Water System go back to 1985. Before October 19, 2016 they list 3 health-based violations (3 resolved) and 83 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 9 |
| 1990s | 0 | 7 |
| 2000s | 0 | 23 |
| 2010 to October 18, 2016 | 3 | 44 |
| October 19, 2016 to 2019 | 0 | 33 |
| 2020s | 0 | 47 |
Most recent health-based violation before October 19, 2016: Groundwater Rule, began June 2015, Resolved.
Show all 3 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Groundwater Rule
Treatment technique failure
|
Jun 1, 2015 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.013 mg/L, federal limit 0.01 mg/L (1.3 times the limit)
|
Jul 1, 2014 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 12.8 µg/L, federal limit 10 µg/L (1.3 times the limit)
|
Jan 1, 2014 | Resolved |
Where the water comes from
Wasilla Water System draws water from 9 wells (1 of them for emergency, seasonal or other part-time use). 1 smaller public system such as schools, businesses or campgrounds buys water from Wasilla Water System.
Annual water quality report
Wasilla 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 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
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