County page
Shannon County
Shannon County currently shows 0 Superfund sites, 30 imported facility profiles, and 0 lbs in loaded TRI releases.
Overview
What this county page is saying
This live county page is generated from the ingested EPA datasets. It merges ECHO facility compliance rows, TRI release totals, and any Superfund sites attached to Shannon County.
The latest loaded TRI year is 2024, with 0 lbs in county-level on-site releases tied to the imported facility set.
Focus points
Design and product notes
County pages combine facility compliance history with chemical release totals.
TRI chemistry shows what is being reported, while ECHO shows who keeps drawing enforcement attention.
Superfund records add legacy cleanup context even when live contaminant detail is still sparse.
Superfund layer
Cleanup sites in this county
Facilities
Worst polluters and compliance pressure
Allen Water System
Significant noncompliance across 11 of the last 12 quarters in the imported ECHO record.
Pine Ridge Hospital-new Hospital Tp Associated With Sp01
Significant noncompliance across 11 of the last 12 quarters in the imported ECHO record.
Wounded Knee District School
Violation Identified across 9 of the last 12 quarters in the imported ECHO record.
Allen, Community of
Violation Identified across 8 of the last 12 quarters in the imported ECHO record.
Pine Ridge Community Lagoon
Significant Violation across 8 of the last 12 quarters in the imported ECHO record.
Wanblee East-wanblee East-treatment
Significant noncompliance across 6 of the last 12 quarters in the imported ECHO record.
Potato Creek Community Lagoon
Significant noncompliance across 4 of the last 12 quarters in the imported ECHO record.
Kyle Water System-kyle Treatment Plant
Significant noncompliance across 4 of the last 12 quarters in the imported ECHO record.
Oglala Rws Pipeline
Significant noncompliance across 4 of the last 12 quarters in the imported ECHO record.
Pine Ridge Water System
Significant noncompliance across 4 of the last 12 quarters in the imported ECHO record.
Red Cloud Indian School
No Violation Identified with $2,445 in recorded penalties.
Our Lady of Lourdes
No Violation Identified with $1,630 in recorded penalties.
Batesland
No Violation Identified across 1 of the last 12 quarters in the imported ECHO record.
Batesland- City Of________(e)
No Violation Identified. Last recorded ECHO inspection: 2024-08-20.
Kyle Community Lagoon
No Violation Identified. Last recorded ECHO inspection: 2025-06-03.
Little Wound School Lagoons
No Violation Identified. Last recorded ECHO inspection: 2025-06-03.
Loneman School Corporation
No Violation Identified. Last recorded ECHO inspection: 2025-06-06.
Manderson Community Lagoon
No Violation Identified. Last recorded ECHO inspection: 2024-08-21.
Oglala Lakota College
No Violation Identified. Last recorded ECHO inspection: 2025-06-05.
Porcupine Community Lagoon
No Violation Identified. Last recorded ECHO inspection: 2024-08-21.
| Chemical | Group | Facilities | Total pounds |
|---|
Violation pages
State-level violation context tied to this county
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Clean Air Act violations in South Dakota
South Dakota facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
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Clean Water Act violations in South Dakota
South Dakota facilities in the imported ECHO data show water-permit pressure, inspections, or noncompliance signals.
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RCRA violations in South Dakota
South Dakota facilities in the imported ECHO data show hazardous-waste or RCRA oversight signals.