Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
MCDONNELL DOUGLAS TULSA
2000 N MEMORIAL DR, TULSA, OK, 741153833
Parent company: MCDONNELL DOUGLAS CORP
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 | 1,1,1-Trichloroethane | Tetrachloroethylene | Methyl ethyl ketone | Nitric acid | Xylene (mixed isomers) | Total (lbs) |
| 1994 | — | — | — | 760 | — | 975 |
| 1993 | 68,000 | — | 12,100 | 4,700 | — | 86,250 |
| 1992 | 135,000 | 16,000 | 27,700 | 900 | — | 181,007 |
| 1991 | 182,000 | 32,000 | 38,500 | 20,250 | 19,250 | 302,200 |
| 1990 | 210,000 | 39,000 | 46,000 | 16,250 | 23,250 | 341,900 |
| 1989 | 218,000 | 45,000 | 16,600 | 31,250 | 26,250 | 358,300 |
| 1988 | 280,000 | 56,000 | — | 26,250 | — | 362,250 |
| 1987 | 35,000 | — | — | 5,587 | — | 40,587 |
▎ 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.