Public water system · MN1690038
ActiveOrr
At a glance
Orr (PWSID MN1690038) is an active community water system in St. Louis County, Minnesota. It reports serving 249 people through 124 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list one violation for this system; it is health-based, and the most recent began in July 1995.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
249
Service connections
124
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Orr compare with other water systems in St. Louis County?
By EPA's size categories, Orr is a very small system (500 people or fewer). St. Louis County has 356 active public water systems. Its population served is about half of the county average of 505 people per system, and accounts for 0.1% of the 179,795 people reported by systems filed under the county. Across Minnesota, the 6,465 active systems average 820 people each. Nationally, the average active community water system reports serving 6,703 people, so Orr is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Minnesota has 987 active community water systems, 15% of the state's 6,465 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 6,261 Minnesota systems (97%) list groundwater as their primary source.
Who owns and regulates Orr?
EPA lists Orr as owned by a local government. The MN state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 38 of the 356 active systems in St. Louis County (11%) are also owned by a local government.
Does Orr have drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in July 1995. By type: 1 contaminant level above the legal limit. The contaminant or rule involved is Total coliform bacteria (TCR). EPA lists 1 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 1995-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
The one violation in EPA's records.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.
Orr: frequently asked questions
Who runs Orr?
Orr (PWSID MN1690038) is a community water system owned by a local government. It is regulated by the MN state drinking water program.
How many people does Orr serve?
Orr reports serving 249 people through 124 service connections in St. Louis County, Minnesota.
Where does Orr get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Orr have any drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in July 1995. 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.
Is Orr's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list one violation for this system; it is health-based, and the most recent began in July 1995. For current results, consult the system's annual water quality report, EPA ECHO, or the MN state drinking water program.
Where can I find Orr's water quality report?
As a community water system, Orr must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in St. Louis County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Duluth | St. Louis | 86,859 | Community | Surface water |
| Hibbing | St. Louis | 16,028 | Community | Groundwater |
| Virginia | St. Louis | 8,361 | Community | Surface water |
| Hermantown | St. Louis | 7,215 | Community | Purchased surface water |
| Chisholm | St. Louis | 4,940 | Community | Surface water |
| Eveleth | St. Louis | 3,770 | Community | Surface water |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Orr, PWSID MN1690038, Minnesota”, https://aquacensus.com/water-systems/minnesota/orr-mn1690038 (data as of October 1, 2026).