Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
ZEECO INC
22151 E 91ST ST, BROKEN ARROW, OK, 74014
Parent company: NA
Carcinogen
— EPA classifications across all reporting years
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 | Manganese | Chromium | Nickel | Total |
|---|---|---|---|---|
| 2024 | 1 | 4 | 3 | 7 |
| 2023 | 1 | 4 | 3 | 9 |
| 2022 | 5 | 5 | 5 | 15 |
| 2021 | 5 | 5 | 5 | 15 |
| 2020 | 5 | 4 | 2 | 11 |
| 2019 | 8 | 4 | 2 | 14 |
| 2018 | 7 | 3 | 3 | 13 |
| 2017 | 6 | 3 | 2 | 11 |
| 2016 | 6 | 2 | 1 | 10 |
| 2015 | 14 | 8 | 4 | 27 |
| 2014 | 12 | 7 | 2 | 21 |
| 2013 | 6 | 4 | 1 | 11 |