Public water system · ND5000408
ActiveGrafton City of
At a glance
City of Grafton (PWSID ND5000408) is an active community water system in Walsh County, North Dakota. It reports serving 4,284 people through 1,890 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in December 2000.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
4,284
Service connections
1,890
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does City of Grafton compare with other water systems in Walsh County?
By EPA's size categories, City of Grafton is a medium system (3,301 to 10,000 people). Walsh County has 5 active public water systems, and City of Grafton is the largest of them by population served. Its population served is about 129% above the county average of 1,873 people per system, and accounts for 46% of the 9,366 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 Grafton is about 36% 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. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 20 North Dakota systems (5%) list surface water as their primary source.
Who owns and regulates City of Grafton?
EPA lists City of Grafton 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 Walsh County (80%) are also owned by a local government.
Does City of Grafton have drinking water violations?
EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in December 2000. The violations listed here began between March 1995 and December 2000. By type: 1 monitoring and reporting and 1 required treatment not met. The contaminants or rules involved are Total coliform bacteria (TCR) and Surface Water Treatment Rule. EPA lists 2 as archived. 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 |
|---|---|---|---|---|
| 2000-12-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1995-03-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Surface Water Treatment Rulecode 0200 | Yes | Archived |
All 2 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 Grafton: frequently asked questions
Who runs City of Grafton?
City of Grafton (PWSID ND5000408) 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 Grafton serve?
City of Grafton reports serving 4,284 people through 1,890 service connections in Walsh County, North Dakota.
Where does City of Grafton get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does City of Grafton have any drinking water violations?
EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in December 2000. 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 Grafton'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 2 violations for this system; 1 is health-based, and the most recent began in December 2000. 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 Grafton's water quality report?
As a community water system, City of Grafton 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 Walsh County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Walsh Rural Water District | Walsh | 3,000 | Community | Purchased groundwater |
| Park River City of | Walsh | 1,403 | Community | Groundwater |
| Minto City of | Walsh | 604 | Community | Purchased groundwater |
| Fordville Public School | Walsh | 75 | Non-transient non-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, “Grafton City of, PWSID ND5000408, North Dakota”, https://aquacensus.com/water-systems/north-dakota/grafton-city-of-nd5000408 (data as of October 1, 2026).