PlainWater
Counties → South Dakota

Roberts County, South Dakota

Water Systems
11
Population Served
6,241
Total Violations
1,527
145 health-based
PFAS Detected
0
of 0 tested

Violation Analysis

100.0%
Systems with Violations
138.8
Avg Violations per System
9.5%
Health-Based Violations

Water Source Types

GW
11 systems (100%)

Compliance Snapshot

Roberts South Dakota water systems by violation status, EPA SDWIS records.

No violations on record (0) One or more violations (11)

Violation history is cumulative, many flagged systems have already returned to compliance. Detail pages show per-system context.

Water Systems

System Name Population Violations PFAS
Sisseton 2,479 13 -
DOT Rest Area 119 - Glacial Lakes 1,000 5 -
DOT Rest Area - Whetstone Valley 1,000 4 -
Wilmot 432 122 -
Rosholt 379 400 -
Summit 288 218 -
New Effington 247 50 -
Peever 164 28 -
White Rock Colony 108 523 -
Schmidt's Landing 75 49 -
Corona 69 115 -

Other Counties in South Dakota

Minnehaha County
15 systems · 254,737 served · 868 violations
Pennington County
157 systems · 140,305 served · 11,864 violations
Brookings County
12 systems · 41,264 served · 2,574 violations
Brown County
21 systems · 38,081 served · 1,750 violations
Lincoln County
8 systems · 35,801 served · 350 violations
Hughes County
6 systems · 27,114 served · 317 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Roberts County? ▼
Roberts County has 1,527 total drinking water violations across 11 water systems, of which 145 are health-based violations. 100.0% of systems have at least one violation.
How many people get water from Roberts County systems? ▼
Water systems in Roberts County serve approximately 6,241 people through 11 public water systems.
Has PFAS been detected in Roberts County water? ▼
No PFAS testing data is available for water systems in Roberts County.
What types of water sources supply Roberts County? ▼
Water systems in Roberts County use GW (11 systems) as their primary water sources.
Are health-based violations serious? ▼
Health-based violations indicate that drinking water exceeded Maximum Contaminant Levels (MCLs) set by the EPA or failed treatment technique requirements. 9.5% of Roberts County's violations are health-based. Not all violations indicate immediate health risk, but they require corrective action.
Data Sources & Methodology

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). PFAS testing data from the UCMR5 monitoring program. SDWIS tracks all public water systems regulated under the Safe Drinking Water Act.

Violations are categorized as health-based (Maximum Contaminant Level exceedances, treatment technique failures) or monitoring/reporting violations. Not all violations indicate an immediate health risk.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.