Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
OMAHA STEEL CASTINGS CO
4601 FARNAM ST, OMAHA, NE, 68132
Parent company: NA
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 | Naphthalene | 4,4'-Methylenedi(phenyl isocyanate) | Phenol | Manganese | Chromium | Total (lbs) |
| 2014 | 716 | — | 150 | — | — | 866 |
| 2013 | 751 | — | 211 | — | — | 962 |
| 2012 | 2,580 | — | 1,966 | — | — | 4,546 |
| 2011 | 3,646 | — | 540 | — | — | 4,186 |
| 2010 | 2,136 | — | 330 | — | — | 2,466 |
| 2009 | 1,037 | — | 168 | — | — | 1,205 |
| 2008 | 2,301 | — | 380 | — | — | 2,681 |
| 2007 | 2,512 | — | 423 | — | — | 2,935 |
| 2006 | 2,200 | — | 250 | — | — | 2,450 |
| 2005 | 1,698 | — | — | — | — | 1,698 |
| 2004 | 2,930 | — | — | 500 | — | 3,440 |
| 2003 | 2,195 | — | — | 500 | — | 2,705 |
| 2002 | 1,465 | — | — | 10 | — | 1,485 |
| 2001 | 1,672 | — | — | 10 | 500 | 2,186 |
| 2000 | 2,077 | — | — | 250 | — | 2,327 |
| 1999 | 11,378 | — | 128 | 500 | — | 12,006 |
| 1998 | 16,554 | — | 140 | 612 | — | 17,306 |
| 1997 | 15,086 | — | 156 | 642 | — | 15,884 |
| 1996 | 15,576 | — | 94 | 4,700 | — | 20,376 |
| 1995 | 13,028 | — | 960 | 4,000 | 1,330 | 20,576 |
| 1994 | 12,001 | 4 | 2,537 | 3,500 | 1,000 | 19,042 |
| 1993 | 5,673 | 10 | 385 | 3,585 | 991 | 10,644 |
| 1992 | 5,217 | 4 | 362 | 6 | 10 | 5,599 |
| 1991 | — | 9 | 350 | — | — | 359 |
| 1990 | — | 28,000 | 11,000 | — | — | 39,000 |
| 1989 | — | 18,000 | 9,000 | — | — | 27,000 |
| 1988 | — | 500 | — | — | 250 | 750 |
| 1987 | — | 500 | — | — | — | 500 |
▎ 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.