Public water system record
Hollandale Waterworks
Serves Hollandale, Iowa County, WI · 283 people served
Federal records show 1 health-based violation and 4 monitoring/reporting issues for Hollandale Waterworks in the last ten years. The most serious issue in this window was a resolved Revised Total Coliform Rule violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 4
Key facts
- Hollandale Waterworks draws water from 2 wells.
- Record on file since 1991, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 138 service lines.
Check whether Hollandale 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 |
|---|---|---|---|---|
|
Revised Total Coliform Rule
Treatment technique failure
|
110 | Sep 17, 2022 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2022 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2022 | Resolved |
|
Groundwater Rule
OTHER
|
Aug 14, 2020 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2012 | Active |
Full record since 1991
EPA's records for Hollandale Waterworks go back to 1991. Before October 19, 2016 they list no health-based violations and 5 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 0 | 2 |
| 2000s | 0 | 2 |
| 2010 to October 18, 2016 | 0 | 1 |
| 2020s | 1 | 3 |
What the violations mean
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
Hollandale Waterworks draws water from 2 wells.
Annual water quality report
Hollandale 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.
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 Hollandale Waterworks 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 Wisconsin.
Certified drinking water labs by state EPA guidance for private wells