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Community Water System · PWS SD4602089

Spring Creek Sanitary District

Pierre, South Dakota 57501 - drinking water served from surface water sources to 465 people, tracked in EPA SDWIS and UCMR5.

465
People served
49
EPA violations
12
Health-based
Untested
UCMR5 result

The verdict

EPA records 49 drinking-water violations at Spring Creek Sanitary District, 24% of them health-based - below the South Dakota per-system average.

49
Total EPA violations on record
24%
Health-based (MCL / treatment failure)
465
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Spring Creek Sanitary District

Spring Creek Sanitary District is a local-owned community water system that delivers drinking water to 465 residents in Pierre, South Dakota (Hughes County) through 301 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 49 total violations for this system , of which 12 (24%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 28 monitoring and reporting violations are on file. The most recent violation on record dates to 1995.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 14 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across South Dakota, EPA tracks 654 public water systems serving 915,901 people, with 56,254 cumulative violations and 8,399 health-based violations on record. About 92% of systems in the state carry at least one violation, and state-wide the average per system is 86 violations. Statewide, 42 of 49 UCMR5-tested systems have reported PFAS detections (85.7%).

Spring Creek Sanitary District's 49 violations sit below the South Dakota average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
465
Total Violations
49
Health-Based Violations
12
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
301
County
Hughes
School/Daycare
No
MCL Violations
8
Monitoring Violations
28
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 14 1994
Surface Water Treatment Rule MR 14 1995
Coliform (TCR) MCL 8 1994
Epichlorohydrin TT 2 1995
Acrylamide TT 2 1995

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Spring Creek Sanitary District.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID SD4602089 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

South Dakota Drinking Water Authority

South Dakota's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find SD regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
1995 Surface Water Treatment Rule MR 14 SDWIS / SD4602089 / 0200
1995 Epichlorohydrin TT 2 SDWIS / SD4602089 / 2257
1995 Acrylamide TT 2 SDWIS / SD4602089 / 2265
1994 Coliform (TCR) MR 14 SDWIS / SD4602089 / 3100
1994 Coliform (TCR) MCL 8 SDWIS / SD4602089 / 3100

How Spring Creek Sanitary District Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Spring Creek Sanitary District South Dakota avg Federal benchmark
Total violations 49 86 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 12 12.8 Indicates a contaminant exceeded a federal MCL
PFAS detection None 85.7% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 465 1,400 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 654 regulated public water systems in South Dakota.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Spring Creek Sanitary District water safe to drink? ▼
Spring Creek Sanitary District (PWS ID: SD4602089) has 49 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 465 people using Surface Water sources.
How many people does Spring Creek Sanitary District serve? ▼
Spring Creek Sanitary District serves 465 people in Pierre, South Dakota. It is a Local-owned system using Surface Water water sources with 301 service connections.
What type of violations does Spring Creek Sanitary District have? ▼
Spring Creek Sanitary District has 49 total violations: 12 health-based violations (MCL exceedances or treatment failures), 28 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Spring Creek Sanitary District water? ▼
No PFAS testing data is available for Spring Creek Sanitary District under the EPA's UCMR5 monitoring program.
What water source does Spring Creek Sanitary District use? ▼
Spring Creek Sanitary District uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

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 system's figures are rendered directly from 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.