Public water system · SD4600315
ActiveLantern Estates
At a glance
Lantern Estates (PWSID SD4600315) is an active community water system in Lawrence County, South Dakota. It reports serving 192 people through 78 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in March 2009.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
192
Service connections
78
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Lantern Estates compare with other water systems in Lawrence County?
By EPA's size categories, Lantern Estates is a very small system (500 people or fewer). Lawrence County has 73 active public water systems. Its population served is about half of the county average of 373 people per system, and accounts for 0.7% of the 27,194 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 Lantern Estates 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 Lantern Estates?
EPA lists Lantern Estates as privately owned. 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. 60 of the 73 active systems in Lawrence County (82%) are also privately owned.
Does Lantern Estates have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in March 2009. The violations listed here began between January 2006 and March 2009. By type: 10 monitoring and reporting and 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 12 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 |
|---|---|---|---|---|
| 2009-03-08 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2008-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2008-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2007-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2006-10-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-09-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-05-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Fluoridecode 1025 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Seleniumcode 1045 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cadmiumcode 1015 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chromiumcode 1020 | No | Resolved |
The 12 most recent 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.
Lantern Estates: frequently asked questions
Who runs Lantern Estates?
Lantern Estates (PWSID SD4600315) is a community water system privately owned. It is regulated by the SD state drinking water program.
How many people does Lantern Estates serve?
Lantern Estates reports serving 192 people through 78 service connections in Lawrence County, South Dakota.
Where does Lantern Estates 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 Lantern Estates have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in March 2009. 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 Lantern Estates' 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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in March 2009. For current results, consult the system's annual water quality report, EPA ECHO, or the SD state drinking water program.
Where can I find Lantern Estates' water quality report?
As a community water system, Lantern Estates 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 Lawrence County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Spearfish | Lawrence | 13,803 | Community | Groundwater |
| Lead | Lawrence | 2,982 | Community | Purchased surface water |
| Deadwood | Lawrence | 1,156 | Community | Purchased surface water |
| Whitewood | Lawrence | 879 | Community | Groundwater |
| Guadalajara Mexican Restaurant | Lawrence | 630 | Transient non-community | Groundwater |
| Spearfish Canyon Resort LLC | Lawrence | 492 | 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, “Lantern Estates, PWSID SD4600315, South Dakota”, https://aquacensus.com/water-systems/south-dakota/lantern-estates-sd4600315 (data as of October 1, 2026).