Public water system record
Arlington Waterworks
Serves Arlington, Columbia County, WI · 823 people served
Federal records show 4 health-based violations and 9 monitoring/reporting issues for Arlington Waterworks in the last ten years. The most serious issue in this window was a resolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 4
- Resolved
- 4
- Unresolved
- 0
- Any acute record
- Yes
- Monitoring issues, last 10 years
- 9
Key facts
- Arlington Waterworks draws water from 2 wells.
- Highest measured level in the last 10 years: Nitrate, 10.5 mg/L, federal limit 10 mg/L (1.1 times the limit), 2018.
- Most recent formal enforcement: compliance order (no penalty) by Wisconsin, October 2019.
- Record on file since 1981, with 3 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 81 unknown out of 491 service lines.
Check whether Arlington Waterworks 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 |
|
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
|
210 | Nov 2, 2020 | Resolved | No |
|
Nitrate
Contaminant limit exceeded
Measured 10.5 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
330 | Jul 1, 2018 | Resolved | Yes |
|
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
|
210 | Jun 6, 2017 | Resolved | No |
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
|
Aug 1, 2025 | Resolved |
|
Public Notice
OTHER
|
Oct 17, 2024 | Active |
|
Public Notice
OTHER
|
Sep 1, 2018 | Resolved |
|
Nitrate
Monitoring and reporting
|
Jul 20, 2018 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2017 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2017 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jun 1, 2017 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
Full record since 1981
EPA's records for Arlington Waterworks go back to 1981. Before October 19, 2016 they list 3 health-based violations (3 archived by EPA without a recorded fix) and 1 monitoring or reporting violation.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 3 | 0 |
| 2000s | 0 | 1 |
| October 19, 2016 to 2019 | 2 | 7 |
| 2020s | 2 | 2 |
Most recent health-based violation before October 19, 2016: Nitrate (acute), began October 1982, Archived.
Show all 3 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Nitrate (acute)
Contaminant limit exceeded
|
Oct 1, 1982 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
|
Oct 1, 1981 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
|
Jul 28, 1981 | Archived |
Enforcement actions
Wisconsin regulators took 1 formal enforcement action against Arlington Waterworks in 2019. The most recent was a compliance order (no penalty) in October 2019.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Oct 21, 2019 | Wisconsin | Compliance order (no penalty) | 1 violation (1 health-based): Nitrate |
What the violations mean
Stage 1 Disinfection Byproducts Rule
2 incidentsThe system did not meet a treatment requirement of the Stage 1 Disinfectants and Disinfection Byproducts Rule
Byproducts form when disinfectants react with natural material in water. Long-term exposure above federal limits may increase cancer risk
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.
Nitrate
1 incidentNitrate exceeded the federal limit
High nitrate is especially dangerous for infants under 6 months and can cause blue baby syndrome
Where the water comes from
Arlington Waterworks draws water from 2 wells.
Annual water quality report
Arlington Waterworks 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 Wisconsin.
Certified drinking water labs by state EPA guidance for private wells