Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
VOESTALPINE RAILWAY SYSTEMS NORTRAK INC.
1740 PACIFIC AVENUE, CHEYENNE, WY, 82007
Parent company: NA
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 | Manganese | Total (lbs) | ||||
| 2024 | 12 | 12 | ||||
| 2023 | 16 | 16 | ||||
| 2022 | 15 | 15 | ||||
| 2021 | 17 | 17 | ||||
| 2020 | 14 | 14 | ||||
| 2019 | 17 | 17 | ||||
| 2018 | 16 | 16 | ||||
▎ 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.