Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
BOEING AEROSPACE SUPPORT CENTER
375 AIRLIFT DR 2ND FLOOR COLUMN 43, SAN ANTONIO, TX, 782261804
Parent company: BOEING CO
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 | Methyl ethyl ketone | Toluene | Xylene (mixed isomers) | Methyl tert-butyl ether | Total (lbs) | |
| 2003 | 14,801 | — | — | — | 14,801 | |
| 2002 | 10,426 | — | 1,717 | 106 | 12,249 | |
| 2001 | — | 1,371 | — | 104 | 1,475 | |
| 2000 | — | 1,370 | 860 | 50 | 2,280 | |
| 1999 | 3,703 | 1,700 | — | 46 | 5,449 | |
▎ 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.