Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CARPENTER TECHNOLOGY CORP
101 W BERN ST, READING, PA, 19601
Parent company: CARPENTER TECHNOLOGY CORP
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) | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Manganese | Chromium | 1,1,1-Trichloroethane | Total (lbs) |
| 2024 | 832,010 | 12,799 | — | — | — | 863,065 |
| 2023 | 1,067,603 | 14,199 | — | — | — | 1,101,982 |
| 2022 | 842,396 | 13,053 | — | — | — | 874,968 |
| 2021 | 1,067,962 | 13,555 | — | — | — | 1,099,833 |
| 2020 | 903,438 | 10,233 | — | — | — | 928,483 |
| 2019 | 1,310,794 | 14,960 | — | — | — | 1,346,743 |
| 2018 | 1,203,626 | 16,156 | — | — | — | 1,239,648 |
| 2017 | 1,309,690 | 16,574 | — | — | — | 1,345,373 |
| 2016 | 1,184,893 | 13,820 | — | — | — | 1,215,970 |
| 2015 | 1,350,961 | 16,868 | — | — | — | 1,388,082 |
| 2014 | 1,155,517 | 16,830 | — | — | — | 1,193,924 |
| 2013 | 1,430,197 | 15,064 | — | — | — | 1,470,455 |
| 2012 | 1,531,833 | 14,460 | — | — | — | 1,572,270 |
| 2011 | 1,538,392 | 15,698 | — | — | — | 1,579,794 |
| 2010 | 1,034,136 | 13,112 | — | — | — | 1,072,228 |
| 2009 | 885,401 | 10,408 | — | — | — | 915,731 |
| 2008 | 1,272,895 | 16,038 | — | — | — | 1,314,144 |
| 2007 | 1,253,331 | 15,836 | — | — | — | 1,294,126 |
| 2006 | 1,269,509 | 16,852 | — | — | — | 1,315,125 |
| 2005 | 1,281,467 | 16,246 | — | — | — | 1,324,192 |
| 2004 | 1,156,962 | 16,936 | — | — | — | 1,221,930 |
| 2003 | 1,159,663 | 16,016 | — | — | — | 1,218,380 |
| 2002 | 1,129,969 | 19,242 | — | — | — | 1,193,004 |
| 2001 | 1,214,446 | 21,920 | — | — | — | 1,282,340 |
| 2000 | 1,647,647 | 40,400 | — | — | — | 1,770,687 |
| 1999 | 2,154,134 | 42,740 | — | — | — | 2,264,808 |
| 1998 | 2,748,747 | — | — | — | — | 2,823,227 |
| 1997 | 3,241,700 | 49,676 | — | — | — | 3,376,253 |
| 1996 | 2,244,294 | 42,608 | — | — | — | 2,380,950 |
| 1995 | 3,025,201 | 57,356 | 3,720 | 19,531 | — | 3,160,355 |
| 1994 | — | 45,612 | 4,925 | 10,659 | — | 112,060 |
| 1993 | — | 42,049 | 4,417 | 6,866 | 5,161 | 86,980 |
| 1992 | — | 33,398 | 4,769 | 7,706 | 10,075 | 87,401 |
| 1991 | — | 35,998 | 5,957 | 9,781 | 5,752 | 87,123 |
| 1990 | — | 35,033 | 53,369 | 111,586 | 99,364 | 382,026 |
| 1989 | — | 37,991 | 131,408 | 278,184 | 163,032 | 784,755 |
| 1988 | — | — | — | — | 156,000 | 238,310 |
| 1987 | — | 34,000 | 279,300 | — | — | 333,245 |
▎ 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.