Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
LEER INC. - CARROLL OPERATIONS
19705 HWY 30 W, CARROLL, IA, 51401
Parent company: LEER INC
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 | Chlorodifluoromethane (HCFC-22) | 1,1-Dichloro-1-fluoroethane (HCFC-141b) | Total (lbs) | |||
| 2007 | 2,450 | — | 2,450 | |||
| 2006 | 2,013 | — | 2,013 | |||
| 2005 | 2,188 | — | 2,188 | |||
| 2004 | 2,188 | — | 2,188 | |||
| 2003 | 2,100 | — | 2,100 | |||
| 2002 | 1,277 | 2,364 | 3,641 | |||
▎ 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.