MN / South St. Paul
MN · Tap water records
South St. Paul tap water, in plain English
Here is what the EPA's own data shows about tap water in South St. Paul. According to EPA SDWIS data retrieved June 2026, South St. Paul is served by 1 active community water system, together reported to serve about 20,664 people.
As of June 2026, EPA records show 10 violations across the community water system(s) serving South St. Paul, going back to the earliest EPA record. 10 of these are classified by the EPA as health-based (a contaminant recorded above the limit the EPA tracks); the rest are monitoring or reporting violations. Each is listed by system below, with its status.
What the EPA has on record, by system
South Saint Paul
20,664 served · groundwater · PWSID MN1190020 - Health-based Combined Radium (-226 and -228): a health-based violation (a contaminant recorded above the limit the EPA tracks), recorded 4 times between October 2018 and January 2020. The EPA record for these does not include a measured level. All have since returned to compliance, per EPA records.
- Health-based Gross Alpha, Excl. Radon and U: a health-based violation (a contaminant recorded above the limit the EPA tracks), recorded 4 times between October 2018 and January 2020. The EPA record for these does not include a measured level. All have since returned to compliance, per EPA records.
- Health-based Revised Total Coliform Rule: a health-based violation (a contaminant recorded above the limit the EPA tracks), recorded 2 times in September 2018. The EPA record for these does not include a measured level. All have since returned to compliance, per EPA records.
What this means
A health-based violation means a contaminant was recorded above the limit the EPA tracks for it. A monitoring or reporting violation means a required test or report was late or missed — not that a contaminant was measured above a limit. “Returned to compliance” means the EPA recorded the issue as resolved.
This page summarizes the EPA's own records and does not assess whether your water is safe to drink. For the most current details, you can verify every record directly with the EPA, and contact your water system with questions.
Source: U.S. EPA Envirofacts SDWIS, retrieved June 2026. Records cover the EPA's full reporting history for these systems. Verify at EPA ECHO.