Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
GENERAL DYNAMICS MISSION SYSTEMS
6717 ALABAMA HWY 157, CULLMAN, AL, 35057
Parent company: GENERAL DYNAMICS CORP
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 | Nitric acid | Total (lbs) | |||
| 2024 | — | 76 | 76 | |||
| 2023 | — | 69 | 69 | |||
| 2022 | — | 76 | 76 | |||
| 2021 | — | 75 | 75 | |||
| 2020 | — | 75 | 75 | |||
| 2019 | — | 250 | 250 | |||
| 2018 | — | 250 | 250 | |||
| 2017 | — | 250 | 250 | |||
| 2015 | — | 250 | 250 | |||
| 2013 | — | 78 | 78 | |||
| 1992 | 27,500 | — | 27,500 | |||
| 1991 | 3 | — | 3 | |||
| 1990 | 48,000 | — | 48,000 | |||
| 1989 | 48,000 | — | 48,000 | |||
▎ 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.