GRAND PORTAGE
PWSID: 055294101 · Grand Portage, MN · Serves 820 people
GRAND PORTAGE has 43 health-based violations out of 43 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.
GRAND PORTAGE (PWSID 055294101) is a cws water system drawing from a surface water source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 820 people in Grand Portage, MN, and is subject to primacy enforcement by the Minnesota drinking-water program.
The system's federal compliance record contains 43 total violations, with 43 classified as health-based (MCL exceedances or treatment-technique failures). 4 distinct contaminants have been cited, including Turbidity, Atrazine, E. coli. Recorded violations span 2019–2024.
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)
- 055294101
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Grand Portage, MN
- Population Served
- 820
- Health Violations
- Yes (43)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Turbidity | 35 | 35 |
| Atrazine | 6 | 6 |
| E. coli | 1 | 1 |
| Combined Radium 226/228 | 1 | 1 |
Violation History (43)
| Contaminant | Health | Date |
|---|---|---|
| Atrazine | Yes | Feb 24, 2024 |
| Atrazine | Yes | Feb 24, 2024 |
| Atrazine | Yes | Feb 24, 2024 |
| Atrazine | Yes | Feb 24, 2024 |
| Atrazine | Yes | Feb 24, 2024 |
| Atrazine | Yes | Jan 24, 2024 |
| Turbidity | Yes | Sep 1, 2022 |
| Turbidity | Yes | Sep 1, 2022 |
| Turbidity | Yes | Sep 1, 2022 |
| Turbidity | Yes | Aug 1, 2022 |
| Turbidity | Yes | Aug 1, 2022 |
| Turbidity | Yes | Aug 1, 2022 |
| Turbidity | Yes | Aug 1, 2022 |
| Turbidity | Yes | Jul 1, 2022 |
| Turbidity | Yes | Jul 1, 2022 |
| Turbidity | Yes | Jul 1, 2022 |
| Turbidity | Yes | Jun 1, 2022 |
| Turbidity | Yes | Jun 1, 2022 |
| Turbidity | Yes | Jun 1, 2022 |
| Turbidity | Yes | May 1, 2022 |
| Turbidity | Yes | May 1, 2022 |
| Turbidity | Yes | May 1, 2022 |
| Turbidity | Yes | May 1, 2022 |
| Turbidity | Yes | Apr 1, 2022 |
| Turbidity | Yes | Apr 1, 2022 |
| Turbidity | Yes | Apr 1, 2022 |
| Turbidity | Yes | Apr 1, 2022 |
| Turbidity | Yes | Mar 1, 2022 |
| Turbidity | Yes | Mar 1, 2022 |
| Turbidity | Yes | Mar 1, 2022 |
| Turbidity | Yes | Feb 1, 2022 |
| Turbidity | Yes | Feb 1, 2022 |
| Turbidity | Yes | Feb 1, 2022 |
| Turbidity | Yes | Jan 1, 2022 |
| Turbidity | Yes | Jan 1, 2022 |
| Turbidity | Yes | Jan 1, 2022 |
| Turbidity | Yes | Dec 1, 2021 |
| Turbidity | Yes | Dec 1, 2021 |
| Turbidity | Yes | Dec 1, 2021 |
| Turbidity | Yes | Nov 1, 2021 |
| Turbidity | Yes | Nov 1, 2021 |
| E. coli | Yes | Sep 1, 2020 |
| Combined Radium 226/228 | Yes | Sep 15, 2019 |
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.