Mahoning County
Mahoning County currently shows 0 Superfund sites, 121 imported facility profiles, and 123,059 lbs in loaded TRI releases.
Mahoning County currently shows 0 Superfund sites, 121 imported facility profiles, and 123,059 lbs in loaded TRI releases.
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 Mahoning County.
The latest loaded TRI year is 2024, with 123,059 lbs in county-level on-site releases tied to the imported facility set.
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.
Violation Identified across 10 of the last 12 quarters, with $100,000 in recorded penalties.
Significant noncompliance across 5 of the last 12 quarters, with $2,500,000 in recorded penalties.
No Violation Identified across 3 of the last 12 quarters, with $105,660 in recorded penalties.
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Violation Identified across 8 of the last 12 quarters in the imported ECHO record.
Violation across 12 of the last 12 quarters in the imported ECHO record.
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Significant Violation across 12 of the last 12 quarters in the imported ECHO record.
Violation across 12 of the last 12 quarters in the imported ECHO record.
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
Inactive across 11 of the last 12 quarters in the imported ECHO record.
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| Xylene (mixed isomers) | Volatile organic compound | 6 | 49,977 lbs |
| 1, 2, 4-Trimethylbenzene | Volatile organic compound | 5 | 26,584 lbs |
| Certain glycol ethers | TRI-listed chemical | 4 | 12,865 lbs |
| Toluene | Volatile organic compound | 3 | 7,011 lbs |
| Ethylbenzene | Volatile organic compound | 4 | 5,439 lbs |
| n-Butyl alcohol | TRI-listed chemical | 3 | 4,899 lbs |
| Zinc compounds | TRI-listed chemical | 4 | 3,625 lbs |
| Methyl isobutyl ketone | TRI-listed chemical | 1 | 2,854 lbs |
| N-Methyl-2-pyrrolidone | TRI-listed chemical | 1 | 2,399 lbs |
| Naphthalene | TRI-listed chemical | 3 | 1,804 lbs |
| Hydrogen fluoride | TRI-listed chemical | 1 | 839 lbs |
| Methanol | TRI-listed chemical | 1 | 727 lbs |
| Dimethyl phthalate | TRI-listed chemical | 1 | 679 lbs |
| Manganese compounds | TRI-listed chemical | 1 | 632 lbs |
| n-Hexane | TRI-listed chemical | 1 | 540 lbs |
| Benzene | Volatile organic compound | 1 | 310 lbs |
| Nickel | Metals and metal compounds | 5 | 285 lbs |
| Ethylene glycol | TRI-listed chemical | 1 | 250 lbs |
| Cyclohexane | TRI-listed chemical | 1 | 165 lbs |
| Lead compounds | Metals and metal compounds | 3 | 120 lbs |
Ohio facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
Ohio facilities in the imported ECHO data show water-permit pressure, inspections, or noncompliance signals.
Ohio facilities in the imported ECHO data show hazardous-waste or RCRA oversight signals.