Public water system · SD4600362
ActiveWessington Springs
At a glance
Wessington Springs (PWSID SD4600362) is an active community water system in Jerauld County, South Dakota. It reports serving 895 people through 405 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in November 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
895
Service connections
405
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Wessington Springs compare with other water systems in Jerauld County?
By EPA's size categories, Wessington Springs is a small system (501 to 3,300 people). Jerauld County has 2 active public water systems, and Wessington Springs is the largest of them by population served. Its population served is about 62% above the county average of 554 people per system, and accounts for 81% of the 1,107 people reported by systems filed under the county. Across South Dakota, the 699 active systems average 1,387 people each. Nationally, the average active community water system reports serving 6,703 people, so Wessington Springs 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. South Dakota has 510 active community water systems, 73% of the state's 699 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 431 South Dakota systems (62%) list groundwater as their primary source.
Who owns and regulates Wessington Springs?
EPA lists Wessington Springs as owned by a local government. The SD state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 2 of the 2 active systems in Jerauld County (100%) are also owned by a local government.
Does Wessington Springs have drinking water violations?
EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in November 2025. The violations listed here began between July 1976 and November 2025. By type: 5 monitoring and reporting, 1 required treatment not met and 1 monitoring. The contaminant or rule involved most often is Total coliform bacteria (TCR) (2 of them). EPA lists 4 as resolved, 2 as archived and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-11-12 | Required treatment not metTreatment Technique No Certif. Operator · code 12 | Stage 1 Disinfectants and Disinfection Byproducts Rulecode 0400 | Yes | Unaddressed |
| 2025-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2005-11-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2000-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1976-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Radium (-226 and -228)code 4010 | No | Archived |
| 1976-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
All 7 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.
Wessington Springs: frequently asked questions
Who runs Wessington Springs?
Wessington Springs (PWSID SD4600362) is a community water system owned by a local government. It is regulated by the SD state drinking water program.
How many people does Wessington Springs serve?
Wessington Springs reports serving 895 people through 405 service connections in Jerauld County, South Dakota.
Where does Wessington Springs 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 Wessington Springs have any drinking water violations?
EPA's records list 7 violations for this system; 1 is health-based, and the most recent began in November 2025. 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 Wessington Springs' 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 7 violations for this system; 1 is health-based, and the most recent began in November 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the SD state drinking water program.
Where can I find Wessington Springs' water quality report?
As a community water system, Wessington Springs 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 Jerauld County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Alpena | Jerauld | 212 | Community | Purchased surface water |
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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, “Wessington Springs, PWSID SD4600362, South Dakota”, https://aquacensus.com/water-systems/south-dakota/wessington-springs-sd4600362 (data as of October 1, 2026).