Public water system · SD4600403
ActiveDarlington Estates
Community water system in Pennington County, South Dakota, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
15
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-11-12 | 12 | 0400 | Yes | Unaddressed |
| 2025-10-01 | 02 | 4010 | Yes | Archived |
| 2025-07-01 | 02 | 4010 | Yes | Archived |
Darlington Estates: frequently asked questions
Is Darlington Estates's water safe to drink?
Darlington Estates is an active community water system regulated under the Safe Drinking Water Act, overseen by the SD state drinking water program. EPA SDWA violation and enforcement records for this system are being added to AquaCensus from EPA ECHO; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.
Who runs Darlington Estates?
Darlington Estates (PWSID SD4600403) is a private-owned community water system, regulated by the SD state drinking water program.
How many people does Darlington Estates serve?
Darlington Estates reports serving 25 people through 15 service connections in Pennington County, South Dakota.
Where does Darlington Estates get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in Pennington County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Rapid City | Pennington | 72,009 | Community | Surface water |
| Box Elder | Pennington | 14,000 | Community | Groundwater |
| Rapid Valley Sanitary District | Pennington | 11,408 | Community | Surface water |
| Ellsworth Afb | Pennington | 9,100 | Community | Purchased surface water |
| Thief River Falls | Pennington | 8,701 | Community | Surface water |
| Nps-Mount Rushmore National Memorial | Pennington | 4,100 | Non-transient non-community | Groundwater |