Isobutyraldehyde
CAS # 78-84-2
1,544,949 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)
+139% overall
| Year | Total Released (lbs) | Reporting Facilities | vs Prior Year |
|---|---|---|---|
| 2015 | 114,348 | 16 | — |
| 2016 | 146,973 | 15 | +29% |
| 2017 | 87,047 | 15 | -41% |
| 2018 | 115,562 | 14 | +33% |
| 2019 | 4,183 | 5 | -96% |
| 2020 | 151,537 | 17 | +3523% |
| 2021 | 172,471 | 18 | +14% |
| 2022 | 232,540 | 18 | +35% |
| 2023 | 246,659 | 19 | +6% |
| 2024 | 273,630 | 20 | +11% |
Top Releasing Industries
| Industry Sector | Total Released (lbs) | Facilities |
|---|---|---|
| Wholesale Trade | 0 | 1 |
| Manufacturing | 787,211 | 20 |
| Administrative and Support and Waste Management | 757,739 | 7 |
Worst Water Discharge Exceedances
Facilities that exceeded their permit limits for this chemical in discharge monitoring reports
| Facility | Reported | Limit | Exceedance | Period |
|---|---|---|---|---|
|
DSM NUTRITIONAL PRODUCTS, INC.
BELVIDERE, NJ
|
45.00 mg/L | 1.20 | +3,650% | Oct 2025 |
| Facility | Location | Year | Total (lbs) | Air | Water |
|---|---|---|---|---|---|
| PFLAUMER BROTHERS | EWING, NJ | 2024 | — | — | — |
| TEXAS MOLECULAR - DEER PARK SERVICES | DEER PARK, TX | 2024 | 206,557 | — | — |
| EASTMAN CHEMICAL CO - LONGVIEW OPERATIONS | LONGVIEW, TX | 2024 | 53,487 | 53,305 | — |
| PASADENA PLANT | PASADENA, TX | 2024 | 4,431 | 4,431 | — |
| MONUMENT CHEMICAL LLC - HOUSTON FACILITY | HOUSTON, TX | 2024 | 2,245 | 2,245 | — |
| EASTMAN CHEMICAL CO | KINGSPORT, TN | 2024 | 2,078 | 2,078 | — |
| ARNETTE POLYMERS LLC | RICHMOND, MO | 2024 | 1,774 | 1,774 | — |
| UNION CARBIDE CORPORATION TCO | TEXAS CITY, TX | 2024 | 1,262 | 1,262 | — |
| SYMRISE, INC. - BUSHY PARK | GOOSE CREEK, SC | 2024 | 1,216 | 1,216 | — |
| VALICOR ENVIRONMENTAL SERVICES | DAYTON, OH | 2024 | 255 | 255 | — |
| BASF CORP - FREEPORT SITE | FREEPORT, TX | 2024 | 232 | 232 | — |
| UNION CARBIDE CORP - ST CHARLES PLANT | HAHNVILLE, LA | 2024 | 66 | 66 | — |
| CELANESE - BAY CITY PLANT | BAY CITY, TX | 2024 | 6 | 6 | — |
| EVONIK CORPORATION | LOS ANGELES, CA | 2024 | 6 | 6 | — |
| NATUREWORKS LLC | BLAIR, NE | 2024 | 5 | 5 | — |
| CLEAN HARBORS ENVIRONMENTAL SERVICES INC | KIMBALL, NE | 2024 | 5 | 5 | — |
| LYONDELL CHEMICAL CHANNELVIEW | CHANNELVIEW, TX | 2024 | 4 | 4 | — |
| BUZZI UNICEM USA CAPE GIRARDEAU | CAPE GIRARDEAU, MO | 2024 | 1 | 1 | — |
| CLEAN HARBORS DEER PARK LLC | LA PORTE, TX | 2024 | 0 | 0 | — |
| CLEAN HARBORS EL DORADO LLC | EL DORADO, AR | 2024 | 0 | 0 | — |
| CELANESE - BAY CITY PLANT | BAY CITY, TX | 2023 | — | — | — |
| TEXAS MOLECULAR - DEER PARK SERVICES | DEER PARK, TX | 2023 | 172,874 | — | — |
| EASTMAN CHEMICAL CO - LONGVIEW OPERATIONS | LONGVIEW, TX | 2023 | 55,845 | 55,663 | — |
| PASADENA PLANT | PASADENA, TX | 2023 | 5,915 | 5,915 | — |
| MONUMENT CHEMICAL LLC - HOUSTON FACILITY | HOUSTON, TX | 2023 | 3,245 | 3,245 | — |
| SYMRISE, INC. - BUSHY PARK | GOOSE CREEK, SC | 2023 | 2,941 | 2,941 | — |
| EASTMAN CHEMICAL CO | KINGSPORT, TN | 2023 | 1,951 | 1,951 | — |
| ARNETTE POLYMERS LLC | RICHMOND, MO | 2023 | 1,480 | 1,480 | — |
| UNION CARBIDE CORPORATION TCO | TEXAS CITY, TX | 2023 | 1,078 | 1,078 | — |
| BASF CORP - FREEPORT SITE | FREEPORT, TX | 2023 | 874 | 874 | — |
| VALICOR ENVIRONMENTAL SERVICES | DAYTON, OH | 2023 | 255 | 255 | — |
| TEXMARK CHEMICALS | GALENA PARK, TX | 2023 | 94 | 94 | — |
| UNION CARBIDE CORP - ST CHARLES PLANT | HAHNVILLE, LA | 2023 | 91 | 91 | — |
| NATUREWORKS LLC | BLAIR, NE | 2023 | 5 | 5 | — |
| LYONDELL CHEMICAL CHANNELVIEW | CHANNELVIEW, TX | 2023 | 4 | 4 | — |
| CLEAN HARBORS ENVIRONMENTAL SERVICES INC | KIMBALL, NE | 2023 | 4 | 4 | — |
| HOLCIM (US) INC. | HOLLY HILL, SC | 2023 | 3 | 3 | — |
| BUZZI UNICEM USA CAPE GIRARDEAU | CAPE GIRARDEAU, MO | 2023 | 1 | 1 | — |
| ARCWOOD ENVIRONMENTAL, LLC | ORANGE, TX | 2023 | 0 | 0 | — |
| TEXAS MOLECULAR - DEER PARK SERVICES | DEER PARK, TX | 2022 | 161,034 | 0 | — |
| EASTMAN CHEMICAL CO - LONGVIEW OPERATIONS | LONGVIEW, TX | 2022 | 50,546 | 50,364 | — |
| PASADENA PLANT | PASADENA, TX | 2022 | 4,564 | 4,564 | — |
| CELANESE - BAY CITY PLANT | BAY CITY, TX | 2022 | 3,519 | 3,501 | 18 |
| MONUMENT CHEMICAL LLC - HOUSTON FACILITY | HOUSTON, TX | 2022 | 3,110 | 3,110 | — |
| SYMRISE, INC. - BUSHY PARK | GOOSE CREEK, SC | 2022 | 3,083 | 3,083 | — |
| ARNETTE POLYMERS LLC | RICHMOND, MO | 2022 | 2,105 | 2,105 | — |
| EASTMAN CHEMICAL CO | KINGSPORT, TN | 2022 | 1,971 | 1,969 | 2 |
| BASF CORP - FREEPORT SITE | FREEPORT, TX | 2022 | 1,358 | 1,358 | — |
| UNION CARBIDE CORPORATION TCO | TEXAS CITY, TX | 2022 | 650 | 650 | — |
| VALICOR ENVIRONMENTAL SERVICES | DAYTON, OH | 2022 | 250 | 250 | — |