County page
Saint Charles County
Saint Charles County currently shows 0 Superfund sites, 49 imported facility profiles, and 3,817 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 Saint Charles County.
The latest loaded TRI year is 2024, with 3,817 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
Memc Electronic Materials Inc
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
Dcsd Augusta Shores Wwtp
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Dcsd, Riverdale Subdivision Wwtf
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Duckett Creek Sanitary
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Orchard Farms Apartments
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Portage Des Sioux Wwtp
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Foristell Interim Wwtp
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
Klondike Park Wwtp
Violation Identified across 10 of the last 12 quarters in the imported ECHO record.
Landvatter Ready Mix, Inc.
Significant Violation across 10 of the last 12 quarters in the imported ECHO record.
Augusta Wwtf
Violation Identified across 9 of the last 12 quarters in the imported ECHO record.
Sccpwsd #2 Sycamore Creek Wwtp
Violation Identified across 9 of the last 12 quarters in the imported ECHO record.
St Charles County Pwsd 2-w2 Feise Rd
Violation Identified across 9 of the last 12 quarters in the imported ECHO record.
K and P Precast Inc
Violation Identified across 8 of the last 12 quarters in the imported ECHO record.
Fabick Foristell Wwtp
Significant Violation across 7 of the last 12 quarters in the imported ECHO record.
Fred Weber Inc-new Melle Quarry
Violation Identified across 5 of the last 12 quarters in the imported ECHO record.
Hitchiner Manufacturing Company
No Violation Identified. Last recorded ECHO inspection: 2024-08-07.
Dip N Strip
No Violation Identified across 3 of the last 12 quarters in the imported ECHO record.
Ssm Health St. Joseph Hospital - West
No Violation Identified across 2 of the last 12 quarters in the imported ECHO record.
Vsm Abrasives Corporation
No Violation Identified across 2 of the last 12 quarters in the imported ECHO record.
3003 East Terra Lane Property
No Violation Identified across 2 of the last 12 quarters in the imported ECHO record.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| Ammonia | TRI-listed chemical | 1 | 2,100 lbs |
| Ozone | TRI-listed chemical | 1 | 858 lbs |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | TRI-listed chemical | 1 | 698 lbs |
| Nitric acid | TRI-listed chemical | 1 | 110 lbs |
| Hydrogen fluoride | TRI-listed chemical | 1 | 51 lbs |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | TRI-listed chemical | 1 | 0 lbs |
| Lead | Metals and metal compounds | 1 | 0 lbs |
Violation pages
State-level violation context tied to this county
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Clean Air Act violations in Missouri
Missouri facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
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Clean Water Act violations in Missouri
Missouri facilities in the imported ECHO data show water-permit pressure, inspections, or noncompliance signals.
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RCRA violations in Missouri
Missouri facilities in the imported ECHO data show hazardous-waste or RCRA oversight signals.