Facility detail

INPRO CORP

S81 W18901 APOLLO DRIVE, MUSKEGO, WI, 53150

Parent company: NA

Carcinogen — EPA classifications across all reporting years

Year-over-year total releases

Reported on-site TRI releases in pounds (lbs), grouped by reporting year.

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 Styrene Dichloromethane Methyl methacrylate Total (lbs)
2024 3,080 1,500 — 4,580
2023 2,477 1,200 — 3,677
2022 3,511 1,140 — 4,651
2021 2,633 1,560 — 4,193
2020 2,835 1,440 291 4,566
2019 3,789 1,410 389 5,588
2018 3,295 1,425 — 4,720
2017 2,908 — — 2,908
2016 3,371 — — 3,371
2015 1,828 — — 1,828
2014 2,170 — — 2,170
2013 1,367 — — 1,367

▎ 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.