Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CHICAGO BRIDGE & IRON CONSTRUCTORS INC
700 S 550 E, PROVO, UT, 84603
Parent company: CHICAGO BRIDGE & IRON 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 | Methyl ethyl ketone | Xylene (mixed isomers) | Chromium | Manganese | Nickel | Total (lbs) |
| 2008 | — | — | — | 85 | — | 85 |
| 2007 | — | — | — | 214 | 5 | 219 |
| 2005 | — | — | — | 405 | — | 405 |
| 2004 | — | — | — | 98 | — | 98 |
| 2003 | — | — | 500 | 500 | 500 | 1,500 |
| 2002 | — | — | 500 | — | — | 500 |
| 2001 | — | — | 250 | 250 | 250 | 750 |
| 2000 | — | — | 250 | 250 | — | 500 |
| 1999 | — | — | 250 | 250 | — | 500 |
| 1998 | — | — | 250 | 250 | 5 | 505 |
| 1997 | 11,201 | — | 250 | 250 | 250 | 11,951 |
| 1996 | 24,850 | — | 250 | 250 | 5 | 25,355 |
| 1995 | 15,125 | — | 500 | 500 | 10 | 16,135 |
| 1994 | 16,600 | 11,600 | 500 | 10 | — | 28,710 |
| 1993 | — | — | 500 | — | — | 500 |
| 1992 | — | — | 500 | — | 10 | 510 |
| 1989 | — | — | — | — | 250 | 250 |
| 1988 | — | — | — | — | 250 | 250 |
▎ 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.