Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
INTERNATIONAL ENVIRONMENTAL CORP
5000 I-40 W, OKLAHOMA CITY, OK, 73128
Parent company: CLIMATE CONTROL GROUP INC
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 | Tetrachloroethylene | Xylene (mixed isomers) | Total (lbs) | |||
| 1995 | — | 3,897 | 3,897 | |||
| 1994 | — | 2,704 | 2,704 | |||
| 1993 | — | 3,571 | 3,571 | |||
| 1992 | — | 30,680 | 30,680 | |||
| 1990 | 62,828 | 34,515 | 97,343 | |||
| 1989 | 103,000 | 32,766 | 135,766 | |||
| 1988 | 142,000 | — | 142,000 | |||
▎ 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.