Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
DELAWARE CITY REFINERY
4550 WRANGLE HILL RD, DELAWARE CITY, DE, 19706
Parent company: PBF ENERGY INC
Carcinogen
PBT
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.
Full release table
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| All values in pounds (lbs) | ||||||
|---|---|---|---|---|---|---|
| Year | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Vanadium compounds | Ammonia | Nickel compounds | Total (lbs) |
| 2024 | 3,961,469 | 118,644 | — | 57,580 | — | 4,298,366 |
| 2023 | 4,348,606 | 95,356 | — | 55,212 | 392 | 4,678,037 |
| 2022 | 4,893,579 | 84,221 | — | 65,082 | — | 5,237,446 |
| 2021 | 5,353,074 | 81,425 | — | 64,147 | 473 | 5,682,148 |
| 2020 | 6,186,379 | 99,914 | — | 71,476 | — | 6,548,142 |
| 2019 | 4,971,458 | 98,117 | — | 69,618 | — | 5,344,754 |
| 2018 | 5,098,700 | 273,190 | — | 73,852 | — | 5,665,307 |
| 2017 | 3,472,895 | 360,895 | — | 63,681 | — | 3,995,973 |
| 2016 | 2,451,026 | 107,808 | — | 26,160 | 3,257 | 2,698,200 |
| 2015 | 3,365,078 | 217,011 | — | 26,936 | — | 3,728,166 |
| 2014 | 2,742,685 | 289,749 | — | 30,683 | — | 3,157,777 |
| 2013 | 2,631,359 | 257,679 | — | 36,039 | — | 3,043,548 |
| 2012 | 3,406,388 | 147,486 | — | 29,084 | — | 3,690,000 |
| 2011 | 974,323 | 68,400 | — | 15,480 | 1,635 | 1,145,902 |
| 2010 | 380,000 | — | — | — | — | 432,302 |
| 2009 | 1,336,142 | 81,589 | 11,506 | 12,317 | 1,983 | 1,596,283 |
| 2008 | 2,150,214 | 134,164 | 9,998 | 30,555 | 3,375 | 2,501,016 |
| 2007 | 2,320,881 | 273,615 | 16,973 | 38,571 | 3,953 | 2,902,498 |
| 2006 | 2,744,736 | 226,150 | 18,399 | 23,128 | 3,624 | 3,315,541 |
| 2005 | 234,230 | 257,680 | 10,028 | 38,904 | 2,215 | 877,350 |
| 2004 | 239,380 | 259,552 | 159,072 | 236,701 | 55,628 | 1,463,860 |
| 2003 | 220,000 | 350,000 | 417,300 | 40,717 | 136,202 | 1,727,732 |
| 2002 | 580 | 510,000 | 221,200 | 19,818 | 80,801 | 1,395,057 |
| 2001 | 530 | 840,000 | 268,700 | 26,414 | 53,800 | 1,655,108 |
| 2000 | 560 | 610,000 | 541,927 | 2,929 | 154,901 | 1,755,753 |
| 1999 | 610 | 400,000 | — | 4,242 | 253,103 | 1,020,663 |
| 1998 | 670 | 1,400,000 | — | 3,740 | 259,600 | 1,919,578 |
| 1997 | 630 | 83,000 | — | 1,516 | 291,700 | 572,063 |
| 1996 | — | — | — | 2,501 | — | 162,642 |
| 1995 | — | — | — | 3,426 | 2,599 | 195,207 |
| 1994 | — | — | — | 34,376 | — | 292,758 |
| 1993 | — | — | — | 34,357 | — | 344,549 |
| 1992 | — | — | — | 34,378 | — | 408,037 |
| 1991 | — | — | — | 30,360 | — | 465,922 |
| 1990 | — | — | — | 34,415 | — | 567,124 |
| 1989 | — | — | — | 34,583 | — | 507,911 |
| 1988 | — | — | — | 73,821 | — | 848,878 |
| 1987 | — | — | — | 24,030 | 7,250 | 196,350 |
▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.