Public water system · MN1820024
ActiveStillwater
Community water system in Washington County, Minnesota, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
19,462
Service connections
6,453
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-07-02 | ReportingNotification, Known or Potential LSL · code 4H | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2022-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1991-04-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 3 violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Stillwater: frequently asked questions
Is Stillwater's water safe to drink?
Stillwater is an active community water system regulated under the Safe Drinking Water Act, overseen by the MN state drinking water program. EPA's SDWA data records violations for this system — the most recent are listed on this page; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.
Who runs Stillwater?
Stillwater (PWSID MN1820024) is a local government-owned community water system, regulated by the MN state drinking water program.
How many people does Stillwater serve?
Stillwater reports serving 19,462 people through 6,453 service connections in Washington County, Minnesota.
Where does Stillwater get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in Washington County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Woodbury | Washington | 82,643 | Community | Groundwater |
| Cottage Grove | Washington | 42,760 | Community | Groundwater |
| Oakdale | Washington | 30,144 | Community | Groundwater |
| Hugo | Washington | 12,047 | Community | Groundwater |
| Forest Lake | Washington | 11,800 | Community | Groundwater |
| Lake Elmo | Washington | 10,978 | Community | Groundwater |
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