Public water system · SD4602175
ActiveMid-Dakota Rural Water
At a glance
Mid-Dakota Rural Water (PWSID SD4602175) is an active community water system serving Hughes, Hyde, Sully and Hand counties, South Dakota. It reports serving 11,833 people through 4,733 service connections. Its primary water source is surface water, and EPA lists it as privately owned. EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2000.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
11,833
Service connections
4,733
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Mid-Dakota Rural Water compare with other water systems in South Dakota?
By EPA's size categories, Mid-Dakota Rural Water is a large system (10,001 to 100,000 people). 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 Mid-Dakota Rural Water is about 77% above 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. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 24 South Dakota systems (3.4%) list surface water as their primary source.
Who owns and regulates Mid-Dakota Rural Water?
EPA lists Mid-Dakota Rural Water 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.
Does Mid-Dakota Rural Water have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2000. By type: 1 monitoring and reporting. The contaminant or rule involved is Nitrate. EPA lists 1 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 |
|---|---|---|---|---|
| 2000-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
The one violation in EPA's records.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.
Mid-Dakota Rural Water: frequently asked questions
Who runs Mid-Dakota Rural Water?
Mid-Dakota Rural Water (PWSID SD4602175) is a community water system privately owned. It is regulated by the SD state drinking water program.
How many people does Mid-Dakota Rural Water serve?
Mid-Dakota Rural Water reports serving 11,833 people through 4,733 service connections in Hughes, Hyde, Sully and Hand counties, South Dakota.
Where does Mid-Dakota Rural Water get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Mid-Dakota Rural Water have any drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2000. 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 Mid-Dakota Rural Water'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 one violation for this system; it is not health-based, and the most recent began in January 2000. For current results, consult the system's annual water quality report, EPA ECHO, or the SD state drinking water program.
Where can I find Mid-Dakota Rural Water's water quality report?
As a community water system, Mid-Dakota Rural Water 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 Hughes County(the first county EPA lists for this system)
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Pierre | Hughes | 14,091 | Community | Surface water |
| Spring Creek Sanitary District | Hughes | 465 | Community | Purchased surface water |
| Blunt | Hughes | 350 | Community | Purchased surface water |
| Tmt, Inc.. | Hughes | 250 | Community | Purchased surface water |
| Gfp-West Bend Recreation Area | Hughes | 125 | Transient non-community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Mid-Dakota Rural Water, PWSID SD4602175, South Dakota”, https://aquacensus.com/water-systems/south-dakota/mid-dakota-rural-water-sd4602175 (data as of October 1, 2026).