Public water system · ND3900973
ActiveWahpeton City of
At a glance
City of Wahpeton (PWSID ND3900973) is an active community water system in Richland County, North Dakota. It reports serving 7,766 people through 1,800 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in June 2004.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
7,766
Service connections
1,800
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does City of Wahpeton compare with other water systems in Richland County?
By EPA's size categories, City of Wahpeton is a medium system (3,301 to 10,000 people). Richland County has 14 active public water systems, and City of Wahpeton is the largest of them by population served. Its population served is about 7 times the county average of 1,110 people per system, and accounts for 50% of the 15,546 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 Wahpeton is about 16% above 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 Wahpeton?
EPA lists City of Wahpeton 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. 12 of the 14 active systems in Richland County (86%) are also owned by a local government.
Does City of Wahpeton have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in June 2004. The violations listed here began between March 2000 and June 2004. By type: 2 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (2 of them). 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 |
|---|---|---|---|---|
| 2004-06-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 2000-03-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | 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 Wahpeton: frequently asked questions
Who runs City of Wahpeton?
City of Wahpeton (PWSID ND3900973) 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 Wahpeton serve?
City of Wahpeton reports serving 7,766 people through 1,800 service connections in Richland County, North Dakota.
Where does City of Wahpeton 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 Wahpeton have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in June 2004. 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 Wahpeton'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; none is health-based, and the most recent began in June 2004. 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 Wahpeton's water quality report?
As a community water system, City of Wahpeton 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 Richland County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Southeast Wud (East) | Richland | 4,225 | Community | Groundwater |
| Hankinson City of | Richland | 919 | Community | Purchased groundwater |
| Lidgerwood City of | Richland | 652 | Community | Purchased groundwater |
| Wyndmere City of | Richland | 429 | Community | Purchased groundwater |
| Fairmount City of | Richland | 367 | Community | Groundwater |
| Abercrombie City of | Richland | 263 | 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, “Wahpeton City of, PWSID ND3900973, North Dakota”, https://aquacensus.com/water-systems/north-dakota/wahpeton-city-of-nd3900973 (data as of October 1, 2026).