Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
MCDONNELL DOUGLAS HELICOPTER CO
6775 CENTINELA AVE, CULVER CITY, CA, 90230
Parent company: MCDONNELL DOUGLAS CORP
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 | 1,1,1-Trichloroethane | Dichloromethane | Methyl ethyl ketone | Toluene | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) |
| 1994 | 23,400 | — | — | — | — | 23,400 |
| 1993 | 61,648 | 18,622 | — | — | — | 80,270 |
| 1992 | 89,020 | 46,673 | — | — | 755 | 136,448 |
| 1991 | 80,871 | 34,669 | — | — | 755 | 116,295 |
| 1990 | 228,287 | 21,443 | 4,109 | — | 10 | 253,849 |
| 1989 | 242,874 | 19,307 | 28,271 | — | — | 290,452 |
| 1988 | 321,017 | — | 37,303 | 15,598 | — | 373,918 |
▎ 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.