County page
Marion County
Marion County currently shows 0 Superfund sites, 35 imported facility profiles, and 138,467 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 Marion County.
The latest loaded TRI year is 2024, with 138,467 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
Knoxville City of Stp
Significant Violation across 12 of the last 12 quarters in the imported ECHO record.
Irua - Pershing Utilities
Violation Identified across 10 of the last 12 quarters in the imported ECHO record.
Harvey City of Stp
Violation Identified across 9 of the last 12 quarters in the imported ECHO record.
Pella Corporation - Pella Division
Significant Violation across 3 of the last 12 quarters in the imported ECHO record.
Pleasantville Water Works
Violation Identified across 7 of the last 12 quarters in the imported ECHO record.
Marion Co. Rural Water District
Violation Identified across 7 of the last 12 quarters in the imported ECHO record.
Weiler Products
No Violation Identified with $108,976 in recorded penalties.
3m (minnesota Mining & Mfg Co) - Knoxville
Violation Identified across 1 of the last 12 quarters in the imported ECHO record.
Park Hills Wastewater Facility
Violation Identified across 4 of the last 12 quarters in the imported ECHO record.
Vermeer Corporation
No Violation Identified. Last recorded ECHO inspection: 2026-03-03.
Ideal Ready Mix - Pella
No violation identified
Pella City of Stp
No Violation Identified across 2 of the last 12 quarters in the imported ECHO record.
Lake Red Rock - Whitebreast Se
No Violation Identified across 2 of the last 12 quarters in the imported ECHO record.
Melcher-dallas Wwtp
No Violation Identified across 2 of the last 12 quarters in the imported ECHO record.
Tracy City of Stp (mahaska Rural Water Systems, Inc.)
No Violation Identified across 2 of the last 12 quarters in the imported ECHO record.
Precision Pulley & Idler Inc-pella
No Violation Identified. Last recorded ECHO inspection: 2024-04-03.
Harvey Water Works
No Violation Identified across 1 of the last 12 quarters in the imported ECHO record.
Pella Engraving Co
No Violation Identified. Last recorded ECHO inspection: 2003-11-25.
Medalist Manufacturing Inc
No Violation Identified. Last recorded ECHO inspection: 2023-01-26.
Natural Gas Pipeline Co of America #198
No Violation Identified. Last recorded ECHO inspection: 2024-09-13.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| Certain glycol ethers | TRI-listed chemical | 1 | 52,449 lbs |
| Toluene | Volatile organic compound | 2 | 34,194 lbs |
| Acrylic acid | TRI-listed chemical | 1 | 23,180 lbs |
| 1, 2, 4-Trimethylbenzene | Volatile organic compound | 2 | 14,300 lbs |
| Xylene (mixed isomers) | Volatile organic compound | 2 | 11,616 lbs |
| Methyl tert-butyl ether | TRI-listed chemical | 1 | 798 lbs |
| Benzene | Volatile organic compound | 1 | 717 lbs |
| Ethylbenzene | Volatile organic compound | 1 | 569 lbs |
| Lead | Metals and metal compounds | 2 | 355 lbs |
| Manganese | TRI-listed chemical | 1 | 277 lbs |
| Zinc compounds | TRI-listed chemical | 1 | 11 lbs |
| Ethylene glycol | TRI-listed chemical | 1 | 0 lbs |
| Chromium | Metals and metal compounds | 1 | 0 lbs |
| Nitric acid | TRI-listed chemical | 1 | 0 lbs |
| Nickel | Metals and metal compounds | 1 | 0 lbs |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | TRI-listed chemical | 1 | 0 lbs |
Violation pages
State-level violation context tied to this county
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Clean Air Act violations in Iowa
Iowa facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
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Clean Water Act violations in Iowa
Iowa facilities in the imported ECHO data show water-permit pressure, inspections, or noncompliance signals.
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RCRA violations in Iowa
Iowa facilities in the imported ECHO data show hazardous-waste or RCRA oversight signals.