County page
Sioux County
Sioux County currently shows 1 Superfund site, 79 imported facility profiles, and 84,547 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 Sioux County.
The latest loaded TRI year is 2024, with 84,547 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
Vogel Paint Wax Co
Vogel Paint Wax Co is in EPA's Superfund layer for Maurice, IA. Live ingestion currently includes the official EPA detail links and geocoded site record.
Facilities
Worst polluters and compliance pressure
Pella Corporation - Sioux Center Operation
Significant Violation across 12 of the last 12 quarters in the imported ECHO record.
Center Fresh Egg Farm - Domestic Wastewater
Significant Violation across 12 of the last 12 quarters, with $5,000 in recorded penalties.
Agropur Inc
Significant Violation across 9 of the last 12 quarters in the imported ECHO record.
Hull Wastewater Treatment Plant
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Sioux Center City of Stp
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Boyden City of Stp
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Hawarden City of Stp
Violation Identified across 8 of the last 12 quarters in the imported ECHO record.
Lyon & Sioux Rws Boyden Subsytem Wtp
Violation Identified across 8 of the last 12 quarters in the imported ECHO record.
Alton City of Stp
Violation Identified across 7 of the last 12 quarters in the imported ECHO record.
Sioux-preme Packing Company
No Violation Identified. Last recorded ECHO inspection: 2015-01-26.
Kevin Wynja Farms
Under review with $20,000 in recorded penalties.
Siouxland Energy & Livestock Coop
No Violation Identified across 1 of the last 12 quarters in the imported ECHO record.
Vogel Paint & Wax Co., Inc.
No Violation Identified across 1 of the last 12 quarters in the imported ECHO record.
Granville City of Stp
Violation Identified across 4 of the last 12 quarters in the imported ECHO record.
Hull City of Stp
Significant noncompliance across 3 of the last 12 quarters in the imported ECHO record.
Hospers City of Stp
Violation Identified across 3 of the last 12 quarters in the imported ECHO record.
Groschopp, Inc
No Violation Identified. Last recorded ECHO inspection: 2021-01-27.
Valley Plating, Inc.
No Violation Identified
Diamond Vogel South Warehouse
No Violation Identified across 1 of the last 12 quarters in the imported ECHO record.
Ez-liner Inc
No Violation Identified across 1 of the last 12 quarters in the imported ECHO record.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | TRI-listed chemical | 5 | 42,861 lbs |
| Certain glycol ethers | TRI-listed chemical | 2 | 17,717 lbs |
| Hydrogen sulfide | TRI-listed chemical | 1 | 9,081 lbs |
| Ammonia | TRI-listed chemical | 2 | 4,472 lbs |
| Xylene (mixed isomers) | Volatile organic compound | 2 | 3,542 lbs |
| Acetaldehyde | TRI-listed chemical | 1 | 3,019 lbs |
| Methanol | TRI-listed chemical | 2 | 1,482 lbs |
| n-Hexane | TRI-listed chemical | 1 | 850 lbs |
| Ethylbenzene | Volatile organic compound | 2 | 662 lbs |
| Toluene | Volatile organic compound | 2 | 295 lbs |
| Acrolein | TRI-listed chemical | 1 | 155 lbs |
| 1, 2, 4-Trimethylbenzene | Volatile organic compound | 1 | 114 lbs |
| Zinc compounds | TRI-listed chemical | 1 | 88 lbs |
| Naphthalene | TRI-listed chemical | 1 | 68 lbs |
| Methyl isobutyl ketone | TRI-listed chemical | 1 | 67 lbs |
| Triglycidyl isocyanurate | TRI-listed chemical | 1 | 28 lbs |
| Copper | TRI-listed chemical | 1 | 15 lbs |
| Benzene | Volatile organic compound | 1 | 13 lbs |
| Diisocyanates | TRI-listed chemical | 1 | 11 lbs |
| Zinc (fume or dust) | TRI-listed chemical | 1 | 6 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.