Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CAYMAN CHEMICAL CO INC.
1180 E ELLSWORTH RD, ANN ARBOR, MI, 48108
Parent company: NA
Carcinogen
— 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 | Dichloromethane | n-Hexane | Total (lbs) | |||
| 2024 | 255 | — | 255 | |||
| 2023 | 255 | — | 255 | |||
| 2022 | 255 | — | 255 | |||
| 2021 | 12,905 | — | 12,905 | |||
| 2020 | 5,305 | — | 5,305 | |||
| 2019 | 255 | — | 255 | |||
| 2018 | 255 | — | 255 | |||
| 2017 | 3,905 | — | 3,905 | |||
| 2016 | 255 | — | 255 | |||
| 2015 | 7,750 | — | 7,750 | |||
| 2009 | — | 3,895 | 3,895 | |||
| 2008 | — | 4,203 | 4,203 | |||
| 2007 | — | 4,023 | 4,023 | |||
| 2006 | — | 5,471 | 5,471 | |||
▎ 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.