♦ Carcinogen
Styrene oxide
CAS # 96-09-3
694 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 (2015–2021)
-92% overall
| Year | Total Released (lbs) | Reporting Facilities | vs Prior Year |
|---|---|---|---|
| 2015 | 35 | 1 | — |
| 2016 | 126 | 1 | +260% |
| 2017 | 78 | 3 | -38% |
| 2018 | 161 | 2 | +106% |
| 2020 | 291 | 2 | +81% |
| 2021 | 3 | 1 | -99% |
Top Releasing Industries
| Industry Sector | Total Released (lbs) | Facilities |
|---|---|---|
| Manufacturing | 694 | 3 |
| Facility | Location | Year | Total (lbs) | Air | Water |
|---|---|---|---|---|---|
| GIANT CEMENT COMPANY | HARLEYVILLE, SC | 2021 | 3 | 3 | — |
| KEYSTONE CEMENT CO | BATH, PA | 2020 | 255 | 255 | — |
| GIANT CEMENT COMPANY | HARLEYVILLE, SC | 2020 | 36 | 36 | — |
| GIANT CEMENT COMPANY | HARLEYVILLE, SC | 2018 | 158 | 158 | — |
| EVONIK CORPORATION | LOS ANGELES, CA | 2018 | 3 | 3 | — |
| GIANT CEMENT COMPANY | HARLEYVILLE, SC | 2017 | 65 | 65 | — |
| KEYSTONE CEMENT CO | BATH, PA | 2017 | 10 | 10 | — |
| EVONIK CORPORATION | LOS ANGELES, CA | 2017 | 3 | 3 | — |
| GIANT CEMENT COMPANY | HARLEYVILLE, SC | 2016 | 126 | 126 | — |
| GIANT CEMENT COMPANY | HARLEYVILLE, SC | 2015 | 35 | 35 | — |