County page
Hancock County
Hancock County currently shows 0 Superfund sites, 49 imported facility profiles, and 111,591 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 Hancock County.
The latest loaded TRI year is 2024, with 111,591 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
Calgon Carbon Corporation
Violation Identified across 7 of the last 12 quarters, with $78,500 in recorded penalties.
Psl North America, Llc
Violation Identified across 11 of the last 12 quarters, with $175,000 in recorded penalties.
Hancock County Water & Sewer-treatment Facility Tf105
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Polychemie Inc
No Violation Identified across 1 of the last 12 quarters, with $12,000 in recorded penalties.
Bourgeois Trucking and Equipment Llc Pit #3
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
Pearlington Clay Llc, Zengarling Pit
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
City of Bay St Louis
Significant noncompliance across 10 of the last 12 quarters in the imported ECHO record.
Nasa John C. Stennis Space Center
Violation Identified across 9 of the last 12 quarters in the imported ECHO record.
Creekside Estates Subdivision
Significant Violation across 9 of the last 12 quarters in the imported ECHO record.
Wellman of Mississippi Inc
Violation Identified across 3 of the last 12 quarters in the imported ECHO record.
City of Waveland
Significant noncompliance across 8 of the last 12 quarters in the imported ECHO record.
Diamondhead Utilities-north
Significant noncompliance across 8 of the last 12 quarters in the imported ECHO record.
Hcua, Southern Regional Wwtp
Significant noncompliance across 7 of the last 12 quarters in the imported ECHO record.
Mike Henley Mine
Violation Identified across 7 of the last 12 quarters in the imported ECHO record.
Meritage Homes of Mississippi, Inc, Diamondhead Subdivision
Violation Identified across 2 of the last 12 quarters, with $22,500 in recorded penalties.
Hcua, Western Regional Wwtp
Violation Identified across 6 of the last 12 quarters in the imported ECHO record.
Rcc Gardenia Hills Mhc Llc
Significant noncompliance across 5 of the last 12 quarters in the imported ECHO record.
Sabic Innovative Plastics Us Llc
No Violation Identified across 1 of the last 12 quarters in the imported ECHO record.
Hancock North Central Elementary School
Significant Violation across 4 of the last 12 quarters in the imported ECHO record.
Kiln Utility and Fire District of Hancoc
Significant noncompliance across 4 of the last 12 quarters in the imported ECHO record.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| Ethylene glycol | TRI-listed chemical | 1 | 66,576 lbs |
| Acetaldehyde | TRI-listed chemical | 1 | 18,796 lbs |
| Lead | Metals and metal compounds | 2 | 6,872 lbs |
| Ammonia | TRI-listed chemical | 1 | 5,420 lbs |
| Allyl chloride | TRI-listed chemical | 1 | 3,930 lbs |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | TRI-listed chemical | 1 | 2,896 lbs |
| Dimethylamine | TRI-listed chemical | 1 | 1,620 lbs |
| 1, 4-Dioxane | TRI-listed chemical | 1 | 1,439 lbs |
| Styrene | Volatile organic compound | 1 | 1,408 lbs |
| Allyl alcohol | TRI-listed chemical | 1 | 780 lbs |
| Acrylonitrile | TRI-listed chemical | 1 | 620 lbs |
| Epichlorohydrin | TRI-listed chemical | 1 | 600 lbs |
| Ethylbenzene | Volatile organic compound | 1 | 306 lbs |
| 1, 2-Dichloroethane | TRI-listed chemical | 1 | 270 lbs |
| Lead compounds | Metals and metal compounds | 1 | 36 lbs |
| Antimony compounds | TRI-listed chemical | 1 | 14 lbs |
| Mercury | TRI-listed chemical | 1 | 7 lbs |
| Cobalt compounds | TRI-listed chemical | 1 | 1 lbs |
| Maleic anhydride | TRI-listed chemical | 1 | 0 lbs |
| Chlorine | 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 Mississippi
Mississippi facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
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Clean Water Act violations in Mississippi
Mississippi facilities in the imported ECHO data show water-permit pressure, inspections, or noncompliance signals.
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RCRA violations in Mississippi
Mississippi facilities in the imported ECHO data show hazardous-waste or RCRA oversight signals.