Public water system · 084690033
ActiveSunrise Water System
At a glance
Sunrise Water System (PWSID 084690033) is an active community water system in South Dakota. It reports serving 380 people through 64 service connections. Its primary water source is purchased groundwater, and EPA lists it as Native American-owned. EPA's records list 3 violations for this system; none is health-based, and the most recent began in February 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
380
Service connections
64
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Sunrise Water System compare with other water systems in South Dakota?
By EPA's size categories, Sunrise Water System is a very small system (500 people or fewer). 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 Sunrise Water System 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. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 100 South Dakota systems (14%) list purchased groundwater as their primary source.
Who owns and regulates Sunrise Water System?
EPA lists Sunrise Water System as Native American-owned. The EPA Region 08 is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act.
Does Sunrise Water System have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in February 2026. The violations listed here began between September 2022 and February 2026. By type: 3 monitoring. The contaminant or rule involved most often is Revised Total Coliform Rule (3 of them). EPA lists 2 as archived and 1 as resolved. 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. 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 |
|---|---|---|---|---|
| 2026-02-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
| 2025-12-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
| 2022-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
All 3 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.
Sunrise Water System: frequently asked questions
Who runs Sunrise Water System?
Sunrise Water System (PWSID 084690033) is a community water system Native American-owned. It is regulated by the EPA Region 08.
How many people does Sunrise Water System serve?
Sunrise Water System reports serving 380 people through 64 service connections in South Dakota.
Where does Sunrise Water System get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Sunrise Water System have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in February 2026. 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 Sunrise Water System'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 3 violations for this system; none is health-based, and the most recent began in February 2026. For current results, consult the system's annual water quality report, EPA ECHO, or the EPA Region 08.
Where can I find Sunrise Water System's water quality report?
As a community water system, Sunrise Water System 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 South Dakota
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Sioux Falls | Minnehaha | 216,462 | Community | Surface water |
| Rapid City | Pennington | 72,009 | Community | Surface water |
| Aberdeen | Brown | 27,989 | Community | Surface water |
| Brookings Municipal Utilities | Brookings | 23,377 | Community | Groundwater |
| Watertown Municipal Utilities | Codington | 23,230 | Community | Groundwater |
| Web Water Development Association | Walworth + 9 more | 20,750 | Community | 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, “Sunrise Water System, PWSID 084690033, South Dakota”, https://aquacensus.com/water-systems/south-dakota/sunrise-water-system-084690033 (data as of October 1, 2026).