Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CEMSTONE - MIDWAY
2058 ENERGY PARK DR, SAINT PAUL, MN, 55108
Parent company: CEMSTONE PRODUCTS CO
Carcinogen
PBT
— 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 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Lead | Mercury | Total (lbs) | ||
| 2024 | 263 | 0 | — | 263 | ||
| 2023 | 230 | 0 | — | 230 | ||
| 2022 | 332 | 0 | — | 332 | ||
| 2021 | 254 | 0 | — | 254 | ||
| 2020 | 326 | 14 | — | 340 | ||
| 2019 | 479 | 18 | — | 497 | ||
| 2018 | 526 | 13 | — | 539 | ||
| 2017 | 515 | 16 | 0 | 531 | ||
| 2016 | 174 | 12 | — | 186 | ||
| 2015 | 412 | 5 | — | 418 | ||
| 2014 | 314 | 4 | — | 318 | ||
| 2013 | 103 | 3 | — | 106 | ||
▎ 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.