Public water system record
City of Coleharbor
Serves Coleharbor, McLean County, ND · 79 people served
Federal records show no health-based violations and 7 monitoring/reporting issues for City of Coleharbor in the last ten years. At least one of these issues remains unresolved.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 7
Key facts
- City of Coleharbor buys its water from McLean-Sheridan Water District-System 1.
- Record on file since 1993, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 56 unknown out of 57 service lines.
Check whether City of Coleharbor 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.
None since October 2016.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Lead and Copper Rule
Monitoring and reporting
|
Nov 19, 2025 | Active |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Jul 2, 2025 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 19, 2022 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jul 1, 2022 | Resolved |
|
Chlorine
Monitoring and reporting
|
Apr 1, 2021 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2021 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
Full record since 1993
EPA's records for City of Coleharbor go back to 1993. Before October 19, 2016 they list no health-based violations and 8 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 0 | 5 |
| 2000s | 0 | 1 |
| 2010 to October 18, 2016 | 0 | 2 |
| 2020s | 0 | 7 |
Where the water comes from
City of Coleharbor buys its water from McLean-Sheridan Water District-System 1. It lists no wells or intakes of its own.
Buys water from
- McLean-Sheridan Water District-System 1 Turtle Lake, ND
Annual water quality report
City of Coleharbor 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 City of Coleharbor 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 North Dakota.
Certified drinking water labs by state EPA guidance for private wells