Public water system record
Tremain Mobile Home Park
Serves an area of Jefferson County, WI · 475 people served
Federal records show 5 health-based violations and 2 monitoring/reporting issues for Tremain Mobile Home Park in the last ten years. The most serious issue in this window was a resolved Stage 1 Disinfection Byproducts Rule violation.
System profile
- Health-based violations, last 10 years
- 5
- Resolved
- 5
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 2
Key facts
- Tremain Mobile Home Park draws water from 2 wells (1 of them for emergency, seasonal or other part-time use).
- Highest measured level in the last 10 years: Arsenic, 0.01428 mg/L, federal limit 0.01 mg/L (1.4 times the limit), 2021.
- Most recent enforcement action: boil water order by Wisconsin, September 2007.
- Record on file since 1993, with 2 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 182 unknown out of 200 service lines.
Check whether Tremain Mobile Home Park 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 |
|---|---|---|---|---|
|
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
|
210 | Aug 2, 2025 | Resolved | No |
|
Arsenic
Contaminant limit exceeded
Measured 0.01253 mg/L, federal limit 0.01 mg/L (1.3 times the limit)
|
330 | Jul 1, 2022 | Resolved | No |
|
Arsenic
Contaminant limit exceeded
Measured 0.0132 mg/L, federal limit 0.01 mg/L (1.3 times the limit)
|
330 | Apr 1, 2022 | Resolved | No |
|
Arsenic
Contaminant limit exceeded
Measured 0.01105 mg/L, federal limit 0.01 mg/L (1.1 times the limit)
|
330 | Jan 1, 2022 | Resolved | No |
|
Arsenic
Contaminant limit exceeded
Measured 0.01428 mg/L, federal limit 0.01 mg/L (1.4 times the limit)
|
330 | Oct 1, 2021 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Jul 2, 2025 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2022 | Resolved |
Full record since 1993
EPA's records for Tremain Mobile Home Park go back to 1993. Before October 19, 2016 they list 2 health-based violations (2 resolved) and 3 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 0 | 3 |
| 2000s | 2 | 0 |
| 2020s | 5 | 2 |
Most recent health-based violation before October 19, 2016: Total Coliform, began August 2007, Resolved.
Show all 2 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2007 | Resolved |
|
Lead and Copper Rule
Treatment technique failure
|
Jan 1, 2007 | Resolved |
Enforcement actions
Wisconsin regulators issued 1 boil water order to Tremain Mobile Home Park in 2007. The most recent was a boil water order in September 2007.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Sep 4, 2007 | Wisconsin | Boil water order | 1 violation (1 health-based): Total Coliform |
What the violations mean
Arsenic
4 incidentsArsenic exceeded the federal limit
Long-term arsenic exposure is linked to cancer and cardiovascular effects
Stage 1 Disinfection Byproducts Rule
1 incidentThe 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
Where the water comes from
Tremain Mobile Home Park draws water from 2 wells (1 of them for emergency, seasonal or other part-time use).
Annual water quality report
Tremain Mobile Home Park 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 Tremain Mobile Home Park 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