Public water system · ND3700314
ActiveEnderlin City of
At a glance
City of Enderlin (PWSID ND3700314) is an active community water system in Ransom County, North Dakota. It reports serving 886 people through 440 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 3 violations for this system; none is health-based, and the most recent began in July 2010.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
886
Service connections
440
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does City of Enderlin compare with other water systems in Ransom County?
By EPA's size categories, City of Enderlin is a small system (501 to 3,300 people). Ransom County has 5 active public water systems, and City of Enderlin is the 3rd-largest of them by population served. Its population served is roughly in line with the county average of 967 people per system, and accounts for 18% of the 4,835 people reported by systems filed under the county. Across North Dakota, the 403 active systems average 1,864 people each. Nationally, the average active community water system reports serving 6,703 people, so City of Enderlin 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. North Dakota has 317 active community water systems, 79% of the state's 403 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 177 North Dakota systems (44%) list groundwater as their primary source.
Who owns and regulates City of Enderlin?
EPA lists City of Enderlin as owned by a local government. The ND state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 4 of the 5 active systems in Ransom County (80%) are also owned by a local government.
Does City of Enderlin have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in July 2010. The violations listed here began between April 2006 and July 2010. By type: 3 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (2 of them). EPA lists 2 as resolved and 1 as archived. 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2010-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2010-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2006-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | 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.
City of Enderlin: frequently asked questions
Who runs City of Enderlin?
City of Enderlin (PWSID ND3700314) is a community water system owned by a local government. It is regulated by the ND state drinking water program.
How many people does City of Enderlin serve?
City of Enderlin reports serving 886 people through 440 service connections in Ransom County, North Dakota.
Where does City of Enderlin 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 City of Enderlin have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in July 2010. 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 City of Enderlin'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 3 violations for this system; none is health-based, and the most recent began in July 2010. For current results, consult the system's annual water quality report, EPA ECHO, or the ND state drinking water program.
Where can I find City of Enderlin's water quality report?
As a community water system, City of Enderlin 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 Ransom County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Lisbon City of | Ransom | 2,154 | Community | Groundwater |
| Southeast Wud (Central-Lisbon) | Ransom | 1,675 | Community | Purchased groundwater |
| Sheldon City of | Ransom | 95 | Community | Purchased groundwater |
| Grant Colony | Ransom | 25 | Community | Groundwater |
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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, “Enderlin City of, PWSID ND3700314, North Dakota”, https://aquacensus.com/water-systems/north-dakota/enderlin-city-of-nd3700314 (data as of October 1, 2026).