Methyl isocyanate
CAS # 624-83-9
247,794 lbs total reported releases across all facilities and years.
Facilities listed below reported releases of this chemical to the EPA Toxic Release Inventory (TRI). Quantities are self-reported annual totals in pounds, broken out by release pathway. Click any facility name for its full compliance profile.
National Release Trend (2015–2024)
+3658825% overall
| Year | Total Released (lbs) | Reporting Facilities | vs Prior Year |
|---|---|---|---|
| 2015 | 7 | 2 | — |
| 2016 | 16 | 2 | +132% |
| 2017 | 47 | 2 | +202% |
| 2018 | 6 | 1 | -87% |
| 2019 | 5 | 2 | -16% |
| 2020 | 4 | 2 | -21% |
| 2024 | 247,709 | 2 | +6192631% |
Top Releasing Industries
| Industry Sector | Total Released (lbs) | Facilities |
|---|---|---|
| Administrative and Support and Waste Management | 247,794 | 3 |
| Facility | Location | Year | Total (lbs) | Air | Water |
|---|---|---|---|---|---|
| ROSS INCINERATION SERVICES (GRAFTON, OH) | GRAFTON, OH | 2024 | — | — | — |
| (VEOLIA) ELEMENTAL ENVIRONMENTAL SOLUTIONS LLC - GUM SPRINGS PLANT | ARKADELPHIA, AR | 2024 | 247,709 | 0 | — |
| VEOLIA ES TECHNICAL SOLUTIONS | BEAUMONT, TX | 2020 | 4 | 4 | — |
| ROSS INCINERATION SERVICES (GRAFTON, OH) | GRAFTON, OH | 2020 | 0 | 0 | — |
| VEOLIA ES TECHNICAL SOLUTIONS | BEAUMONT, TX | 2019 | 5 | 5 | — |
| ROSS INCINERATION SERVICES (GRAFTON, OH) | GRAFTON, OH | 2019 | 0 | 0 | — |
| VEOLIA ES TECHNICAL SOLUTIONS | BEAUMONT, TX | 2018 | 6 | 6 | — |
| VEOLIA ES TECHNICAL SOLUTIONS | BEAUMONT, TX | 2017 | 46 | 46 | — |
| ROSS INCINERATION SERVICES (GRAFTON, OH) | GRAFTON, OH | 2017 | 1 | 1 | — |
| VEOLIA ES TECHNICAL SOLUTIONS | BEAUMONT, TX | 2016 | 14 | 14 | — |
| ROSS INCINERATION SERVICES (GRAFTON, OH) | GRAFTON, OH | 2016 | 2 | 2 | — |
| VEOLIA ES TECHNICAL SOLUTIONS | BEAUMONT, TX | 2015 | 5 | 5 | — |
| ROSS INCINERATION SERVICES (GRAFTON, OH) | GRAFTON, OH | 2015 | 2 | 2 | — |