Public water system · MN1560008
ActiveDalton
At a glance
Dalton (PWSID MN1560008) is an active community water system in Otter Tail County, Minnesota. It reports serving 209 people through 134 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 5 violations for this system; 4 are health-based, and the most recent began in October 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
209
Service connections
134
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Dalton compare with other water systems in Otter Tail County?
By EPA's size categories, Dalton is a very small system (500 people or fewer). Otter Tail County has 270 active public water systems. Its population served is about 28% above the county average of 164 people per system, and accounts for 0.5% of the 44,181 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 Dalton 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 Dalton?
EPA lists Dalton 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. 27 of the 270 active systems in Otter Tail County (10%) are also owned by a local government.
Does Dalton have drinking water violations?
EPA's records list 5 violations for this system; 4 are health-based, and the most recent began in October 2022. The violations listed here began between April 1991 and October 2022. By type: 4 contaminant level above the legal limit and 1 monitoring and reporting. The contaminant or rule involved most often is Arsenic (2 of them). EPA lists 5 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 |
|---|---|---|---|---|
| 2022-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2019-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Arseniccode 1005 | Yes | Resolved |
| 2008-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2006-10-02 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Arseniccode 1005 | Yes | Resolved |
| 1991-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 5 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.
Dalton: frequently asked questions
Who runs Dalton?
Dalton (PWSID MN1560008) is a community water system owned by a local government. It is regulated by the MN state drinking water program.
How many people does Dalton serve?
Dalton reports serving 209 people through 134 service connections in Otter Tail County, Minnesota.
Where does Dalton 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 Dalton have any drinking water violations?
EPA's records list 5 violations for this system; 4 are health-based, and the most recent began in October 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 Dalton'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 5 violations for this system; 4 are health-based, and the most recent began in October 2022. For current results, consult the system's annual water quality report, EPA ECHO, or the MN state drinking water program.
Where can I find Dalton's water quality report?
As a community water system, Dalton 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 Otter Tail County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Fergus Falls | Otter Tail | 14,194 | Community | Surface water |
| Perham | Otter Tail | 3,421 | Community | Groundwater |
| Pelican Rapids | Otter Tail | 2,577 | Community | Groundwater |
| New York Mills | Otter Tail | 1,287 | Community | Groundwater |
| Parkers Prairie | Otter Tail | 1,023 | Community | Groundwater |
| Battle Lake | Otter Tail | 918 | 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, “Dalton, PWSID MN1560008, Minnesota”, https://aquacensus.com/water-systems/minnesota/dalton-mn1560008 (data as of October 1, 2026).