Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
121 SECOND AVE SE, LE MARS, IA, 51031
Parent company: WELLS ENTERPRISES 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 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Ammonia | Nitric acid | Phosphoric acid | Total |
|---|---|---|---|---|---|
| 2011 | 2,321 | — | — | — | 2,321 |
| 2009 | 2,604 | — | — | — | 2,604 |
| 2008 | 4,765 | — | — | — | 4,765 |
| 2007 | 910 | — | — | — | 910 |
| 2006 | 570 | — | — | — | 570 |
| 2005 | 20 | — | — | — | 20 |
| 2004 | 20 | 132 | — | — | 152 |
| 2003 | 20 | — | — | — | 20 |
| 2002 | 250 | 255 | — | — | 505 |
| 2001 | 250 | 282 | — | — | 532 |
| 1999 | — | — | 5 | — | 5 |
| 1998 | — | — | 5 | 5 | 10 |
| 1996 | — | 685 | — | — | 685 |
| 1995 | — | 962 | — | — | 962 |
| 1994 | — | 914 | — | — | 914 |
| 1993 | — | 200 | — | — | 200 |
| 1992 | — | 120 | — | — | 120 |
| 1991 | — | 500 | — | — | 500 |
| 1990 | — | 250 | — | — | 250 |
| 1989 | — | 250 | — | — | 250 |
| 1988 | — | 515 | — | — | 515 |
| 1987 | — | 250 | — | — | 250 |