Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
GRACE DAVISON-CURTIS BAY WORKS
5500 CHEMICAL RD, BALTIMORE, MD, 21226
Parent company: W R GRACE & CO
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) | Ammonia | Ammonium sulfate (solution) | Aluminum oxide (fibrous forms) | Ammonium nitrate (solution) | Total (lbs) |
| 2024 | 49,936 | 25,420 | — | — | — | 83,180 |
| 2023 | 48,365 | 27,558 | — | — | — | 85,527 |
| 2022 | 52,821 | 29,074 | — | — | — | 92,798 |
| 2021 | 50,636 | 349,702 | — | — | — | 408,194 |
| 2020 | 59,273 | 282,679 | — | — | — | 347,313 |
| 2019 | 66,764 | 374,485 | — | — | — | 446,195 |
| 2018 | — | 510,924 | — | — | — | 519,875 |
| 2017 | 47,200 | 582,100 | — | — | — | 746,925 |
| 2016 | 51,095 | 336,312 | — | — | — | 396,494 |
| 2015 | 55,310 | 209,893 | — | — | — | 276,732 |
| 2014 | 49,150 | 236,143 | — | — | — | 300,257 |
| 2013 | 158,247 | 217,602 | — | — | — | 387,524 |
| 2012 | 15,223 | 231,671 | — | — | — | 258,110 |
| 2011 | 340,135 | 228,400 | — | — | — | 577,732 |
| 2010 | 379,800 | 231,770 | — | — | — | 620,868 |
| 2009 | 455,600 | 227,400 | — | — | — | 692,747 |
| 2008 | 1,751,000 | 227,900 | — | — | — | 1,989,740 |
| 2007 | 1,506,000 | 238,900 | — | — | — | 1,758,338 |
| 2006 | 974,000 | 183,300 | — | — | — | 1,180,995 |
| 2005 | 1,041,100 | 166,300 | — | — | — | 1,225,534 |
| 2004 | 1,435,400 | 172,300 | — | — | — | 1,621,924 |
| 2003 | 1,781,200 | 188,900 | — | — | — | 1,986,480 |
| 2002 | 1,774,600 | 196,900 | — | — | — | 1,985,784 |
| 2001 | 1,455,000 | 204,300 | — | — | — | 1,677,382 |
| 2000 | 1,080,750 | 187,140 | — | — | — | 1,369,136 |
| 1999 | 1,300,000 | 283,700 | — | — | — | 1,608,206 |
| 1998 | 1,430,000 | 274,900 | — | — | — | 1,710,371 |
| 1997 | 1,290,000 | 238,300 | — | — | — | 1,534,386 |
| 1996 | 1,030,000 | 265,500 | — | — | — | 1,301,147 |
| 1995 | 1,100,000 | 231,000 | — | — | — | 1,336,440 |
| 1994 | — | 474,000 | — | — | 6,100 | 487,848 |
| 1993 | — | 371,000 | — | — | 3,400 | 383,169 |
| 1992 | — | 415,000 | — | — | 4,800 | 429,010 |
| 1991 | — | 438,450 | — | — | 29,044 | 476,323 |
| 1990 | — | 545,250 | — | — | 71,250 | 627,925 |
| 1989 | — | 1,275,300 | 1,502,700 | — | 110,820 | 2,897,588 |
| 1988 | — | — | — | 708,000 | 192,000 | 917,514 |
| 1987 | — | — | — | — | — | 1,303 |
▎ 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.