Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
WELLS ENTERPRISES INC ENGINEERING CENTER
1 ROCKY RD SW, LE MARS, IA, 51031
Parent company: WELLS ENTERPRISES INC
Carcinogen
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Nickel compounds | Manganese compounds | Total |
|---|---|---|---|---|
| 2008 | 5 | 5 | — | 10 |
| 2007 | 5 | 5 | — | 10 |
| 2006 | 5 | 5 | — | 10 |
| 2005 | 5 | 5 | — | 10 |
| 2004 | 5 | 5 | — | 10 |
| 2003 | 5 | 5 | — | 10 |
| 2002 | 250 | 250 | 250 | 750 |
| 2001 | 5 | 5 | — | 10 |
| 2000 | 5 | 5 | 5 | 15 |
| 1999 | 5 | 5 | — | 10 |
| 1998 | 5 | 5 | 5 | 15 |