Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
J & L STRUCTURAL INC
111 STATION ST, ALIQUIPPA, PA, 15001
Parent company: J & L HOLDING CO
Carcinogen
— 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 | Manganese compounds | Manganese | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Nickel compounds | Nickel | Total (lbs) |
| 2000 | 570 | — | 505 | 505 | — | 1,580 |
| 1999 | 309 | — | 42 | 46 | — | 397 |
| 1998 | 279 | — | 79 | 51 | — | 409 |
| 1997 | 38 | — | 30 | 24 | — | 92 |
| 1996 | 54 | — | 36 | 21 | — | 111 |
| 1995 | 228 | — | 52 | 36 | — | 316 |
| 1994 | — | 221 | — | — | 35 | 301 |
| 1993 | — | 165 | — | — | 28 | 230 |
| 1992 | — | 136 | — | — | 23 | 189 |
| 1991 | — | 115 | — | — | 27 | 161 |
| 1990 | — | 102 | — | — | 25 | 144 |
| 1989 | — | 241 | — | — | 94 | 362 |
| 1988 | — | — | — | — | 318 | 369 |
▎ 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.