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Community Water System · PWS 084690027

Pierre Indian Learning Center

Pierre, EPA Region 8 — Tribal Water Systems 57501 - drinking water served from surface water sources to 235 people, tracked in EPA SDWIS and UCMR5.

235
People served
13
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 13 drinking-water violations at Pierre Indian Learning Center.

13
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
235
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Pierre Indian Learning Center

Pierre Indian Learning Center is a federal-owned community water system that delivers drinking water to 235 residents in Pierre, EPA Region 8 — Tribal Water Systems through 35 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 13 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 13 monitoring and reporting violations are on file. The most recent violation on record dates to 2015.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 7 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

EPA Region 8 — Tribal Water Systems has thousands of regulated public water systems tracked by EPA under the Safe Drinking Water Act.

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
235
Total Violations
13
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Federal
Connections
35
School/Daycare
Yes
MCL Violations
0
Monitoring Violations
13
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 7 2015
Lead and Copper Rule MR 4 2007
Total Haloacetic Acids (HAA5) MR 1 2014
TTHM MR 1 2014

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 Pierre Indian Learning Center.

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 084690027 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

EPA Region 8 — Tribal Water Systems Drinking Water Authority

EPA Region 8 — Tribal Water Systems'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 08 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
2015 Coliform (TCR) MR 7 SDWIS / 084690027 / 3100
2014 Total Haloacetic Acids (HAA5) MR 1 SDWIS / 084690027 / 2456
2014 TTHM MR 1 SDWIS / 084690027 / 2950
2007 Lead and Copper Rule MR 4 SDWIS / 084690027 / 5000

How Pierre Indian Learning Center Compares

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

Metric Pierre Indian Learning Center EPA Region 8 — Tribal Water Systems avg Federal benchmark
Total violations 13 - SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 - Indicates a contaminant exceeded a federal MCL
PFAS detection None - EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 235 - Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across all regulated public water systems in EPA Region 8 — Tribal Water Systems.

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 Pierre Indian Learning Center water safe to drink?
Pierre Indian Learning Center (PWS ID: 084690027) has 13 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 235 people using Surface Water sources.
How many people does Pierre Indian Learning Center serve?
Pierre Indian Learning Center serves 235 people in Pierre, EPA Region 8 — Tribal Water Systems. It is a Federal-owned system using Surface Water water sources with 35 service connections.
What type of violations does Pierre Indian Learning Center have?
Pierre Indian Learning Center has 13 total violations: 0 health-based violations (MCL exceedances or treatment failures), 13 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Pierre Indian Learning Center water?
No PFAS testing data is available for Pierre Indian Learning Center under the EPA's UCMR5 monitoring program.
What water source does Pierre Indian Learning Center use?
Pierre Indian Learning Center 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.
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.