Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
GENERAL DYNAMICS MISSION SYSTEMS
8201 E MCDOWELL RD, SCOTTSDALE, AZ, 85257
Parent company: GENERAL DYNAMICS 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 | Freon 113 (CFC-113) | Acetone | Dichloromethane | Nitric acid | Total (lbs) |
| 2024 | — | — | — | — | — | 1 |
| 2023 | — | — | — | — | — | 1 |
| 2022 | — | — | — | — | — | 1 |
| 2021 | — | — | — | — | — | 2 |
| 2020 | — | — | — | — | — | 1 |
| 2019 | — | — | — | — | — | 3 |
| 2018 | — | — | — | — | — | 2 |
| 2017 | — | — | — | — | — | 2 |
| 2016 | — | — | — | — | — | 1 |
| 1993 | 11,250 | — | — | — | — | 11,250 |
| 1992 | 88,000 | — | — | — | — | 88,011 |
| 1991 | 102,000 | 10,430 | — | — | 90 | 112,529 |
| 1990 | 141,600 | 46,000 | — | — | 601 | 188,238 |
| 1989 | 142,100 | 140,100 | 17,100 | 10,100 | 601 | 310,028 |
| 1988 | 175,000 | 115,000 | 16,100 | — | 1,301 | 307,442 |
| 1987 | — | — | 11,600 | — | — | 11,600 |
▎ 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.