Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
12 TH ST, MIDLAND, PA, 15059
Parent company: WHEMCO INC
Reported on-site TRI releases in pounds, grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases across all available years.
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| Year | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Manganese | Nickel | Molybdenum trioxide | Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) | Total |
|---|---|---|---|---|---|---|
| 2024 | — | 229 | — | — | 185 | 415 |
| 2023 | — | 257 | 38 | 58 | 236 | 590 |
| 2022 | — | 264 | 41 | 58 | 275 | 640 |
| 2021 | — | 544 | 188 | — | 938 | 1,679 |
| 2020 | — | 495 | 160 | 47 | 822 | 1,531 |
| 2019 | — | 830 | 222 | 58 | 1,116 | 2,238 |
| 2018 | — | 799 | 150 | 62 | 1,410 | 2,433 |
| 2017 | 1,359 | 770 | 144 | 67 | — | 2,351 |
| 2016 | 1,265 | 659 | 138 | 79 | — | 2,151 |
| 2015 | 1,382 | 827 | 206 | 86 | — | 2,512 |
| 2014 | 1,640 | 941 | 262 | 79 | — | 2,935 |
| 2013 | 1,673 | 712 | 251 | 18 | — | 2,659 |
| 2012 | 1,851 | 956 | 258 | 108 | — | 3,186 |
| 2011 | 2,777 | 1,192 | 305 | 104 | — | 4,392 |
| 2010 | 2,815 | 1,637 | 345 | 237 | — | 5,049 |
| 2009 | 2,334 | 1,545 | 310 | 210 | — | 4,414 |
| 2008 | 3,592 | 1,862 | 208 | 136 | — | 5,814 |
| 2007 | 3,386 | 2,314 | 238 | 215 | — | 6,167 |
| 2006 | 3,802 | 3,350 | 258 | 261 | — | 7,696 |
| 2005 | 3,542 | 3,158 | 255 | 463 | — | 7,440 |
| 2004 | 2,944 | 2,657 | 313 | 251 | — | 6,165 |
| 2003 | 1,885 | 2,141 | 304 | 207 | — | 4,537 |
| 2002 | 1,681 | 1,952 | 316 | 172 | — | 4,121 |
| 2001 | 1,478 | 1,669 | 270 | 191 | — | 3,608 |
| 2000 | 2,065 | 2,321 | 370 | 264 | — | 5,020 |
| 1999 | 4,860 | 2,650 | 722 | 190 | — | 8,422 |
| 1998 | 5,750 | 2,800 | 757 | 189 | — | 9,496 |
| 1997 | 6,450 | 3,100 | 1,000 | 500 | — | 11,050 |
| 1996 | 8,850 | 3,300 | 1,000 | 500 | — | 13,650 |
| 1995 | 1,650 | — | — | 380 | — | 6,580 |
| 1994 | — | 750 | — | — | — | 1,250 |
| 1993 | — | 750 | — | — | — | 1,250 |
| 1992 | — | 868 | — | — | — | 1,140 |
| 1991 | — | 868 | — | — | — | 1,140 |
| 1990 | — | 868 | — | — | — | 1,140 |
| 1989 | — | 868 | — | — | — | 1,140 |