Thompson Oaks
PWSID: MN1740008 · Ellendale, MN · Serves 51 people
Thompson Oaks has 12 health-based violations out of 12 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.
Thompson Oaks (PWSID MN1740008) is a cws water system drawing from a groundwater source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 51 people in Ellendale, MN, and is subject to primacy enforcement by the Minnesota drinking-water program.
The system's federal compliance record contains 12 total violations, with 12 classified as health-based (MCL exceedances or treatment-technique failures). 1 distinct contaminant has been cited, including Copper. Recorded violations span 2016–2024.
A historical violation does not necessarily describe current water quality, systems must notify customers and remediate, and monitoring-type violations often reflect reporting lapses rather than contamination. The most authoritative real-time source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Minnesota state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- MN1740008
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Ellendale, MN
- Population Served
- 51
- Health Violations
- Yes (12)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Copper | 12 | 12 |
Violation History (12)
Frequently Asked Questions
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About This Data
Water system data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations that may pose a direct risk to public health. Violation records may span multiple years.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.