Public water system record
North Mankato
Serves North Mankato, Nicollet County, MN · 14,448 people served
Federal records show no health-based violations and 1 monitoring/reporting issue for North Mankato in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 1
Key facts
- North Mankato draws water from 5 wells.
- Most recent formal enforcement: signed compliance agreement by Minnesota, July 2001.
- Record on file since 1993, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 116 lead and 5 unknown out of 5,021 service lines.
Check whether North Mankato 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
|
Oct 1, 2019 | Resolved |
Full record since 1993
EPA's records for North Mankato go back to 1993. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 1 monitoring or reporting violation.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 1 | 1 |
| October 19, 2016 to 2019 | 0 | 1 |
Most recent health-based violation before October 19, 2016: Combined Radium (-226 and -228), began April 1999, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Apr 1, 1999 | Resolved |
Enforcement actions
Minnesota regulators took 1 formal enforcement action against North Mankato in 2001. The most recent was a signed compliance agreement in July 2001.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jul 31, 2001 | Minnesota | Signed compliance agreement | 1 violation (1 health-based): Combined Radium (-226 and -228) |
Where the water comes from
North Mankato draws water from 5 wells.
Annual water quality report
North Mankato 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 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
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 Minnesota.
Certified drinking water labs by state EPA guidance for private wells