Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
HELIGEAR ACQUISITION CO D/B/A NORTHSTAR AEROSPACE INC
6006 W 73RD ST, BEDFORD PARK, IL, 60638
Parent company: HELIGEAR ACQUISITION HOLDINGS CO
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Methanol | Cyanide compounds | Total |
|---|---|---|---|
| 2024 | 16,716 | 4 | 16,720 |
| 2023 | 10,917 | 4 | 10,921 |
| 2022 | 11,060 | 6 | 11,066 |
| 2021 | — | 2 | 2 |
| 2020 | — | 3 | 3 |
| 2019 | 6,541 | 4 | 6,545 |
| 2018 | 17,806 | 3 | 17,809 |
| 2017 | 12,718 | 4 | 12,722 |
| 2016 | — | 6 | 6 |
| 2015 | 13,068 | 7 | 13,075 |
| 2014 | 17,405 | 9 | 17,414 |