Public water system · ND5100660
ActiveMinot City of
At a glance
City of Minot (PWSID ND5100660) is an active community water system in Ward County, North Dakota. It reports serving 48,743 people through 10,500 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 4 violations for this system; 2 are health-based, and the most recent began in November 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
48,743
Service connections
10,500
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does City of Minot compare with other water systems in Ward County?
By EPA's size categories, City of Minot is a large system (10,001 to 100,000 people). Ward County has 14 active public water systems, and City of Minot is the largest of them by population served. Its population served is about 10 times the county average of 4,689 people per system, and accounts for 74% of the 65,645 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 Minot is about 7.3 times 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 Minot?
EPA lists City of Minot 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. 9 of the 14 active systems in Ward County (64%) are also owned by a local government.
Does City of Minot have drinking water violations?
EPA's records list 4 violations for this system; 2 are health-based, and the most recent began in November 2022. The violations listed here began between April 1994 and November 2022. By type: 2 monitoring and reporting, 1 required treatment not met and 1 contaminant level above the legal limit. The contaminants or rules involved are E. coli, Lead and Copper Rule, Surface Water Treatment Rule and Total trihalomethanes (TTHM). EPA lists 2 as resolved and 2 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 |
|---|---|---|---|---|
| 2022-11-24 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2012-10-25 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1997-09-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Surface Water Treatment Rulecode 0200 | Yes | Archived |
| 1994-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
All 4 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 Minot: frequently asked questions
Who runs City of Minot?
City of Minot (PWSID ND5100660) 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 Minot serve?
City of Minot reports serving 48,743 people through 10,500 service connections in Ward County, North Dakota.
Where does City of Minot 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 Minot have any drinking water violations?
EPA's records list 4 violations for this system; 2 are health-based, and the most recent began in November 2022. 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 Minot'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 4 violations for this system; 2 are health-based, and the most recent began in November 2022. 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 Minot's water quality report?
As a community water system, City of Minot 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 Ward County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| North Prairie Rwd-System 1&2 | Ward | 7,748 | Community | Purchased groundwater |
| North Prairie Rwd-System Iii | Ward | 2,742 | Community | Groundwater |
| Surrey City of | Ward | 1,365 | Community | Purchased groundwater |
| Upper Souris Water District-System I | Ward | 1,296 | Community | Purchased groundwater |
| Burlington City of | Ward | 1,060 | Community | Purchased groundwater |
| Kenmare City of | Ward | 961 | Community | Purchased 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, “Minot City of, PWSID ND5100660, North Dakota”, https://aquacensus.com/water-systems/north-dakota/minot-city-of-nd5100660 (data as of October 1, 2026).