Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
OLDCASTLE PRECAST INC
10650 HEMLOCK AVE, FONTANA, CA, 92337
Parent company: CRH AMERICAS INC
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 | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | Lead compounds | Mercury compounds | Lead | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Total (lbs) |
| 2024 | 25 | 2 | 0 | — | 0 | 27 |
| 2023 | — | 5 | 0 | — | — | 5 |
| 2022 | 9 | 1 | — | — | — | 10 |
| 2021 | 25 | 2 | — | — | — | 27 |
| 2020 | 15 | 1 | — | — | — | 16 |
| 2019 | 19 | 2 | — | — | — | 21 |
| 2018 | 28 | 2 | — | — | — | 30 |
| 2017 | 18 | 1 | — | — | — | 19 |
| 2016 | 24 | 2 | — | — | — | 26 |
| 2015 | 16 | 1 | — | — | — | 17 |
| 2014 | 18 | 1 | — | — | — | 19 |
| 2013 | 21 | 2 | — | — | — | 23 |
| 2012 | — | — | — | 0 | — | 0 |
▎ 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.