Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
OLDCASTLE INFRASTRUCTURE - NORTH HOUSTON
6560 LANGFIELD RD - 6560 LANGFIELD RD HOUSTON TX, HOUSTON, TX, 77092
Parent company: CRH AMERICAS INC
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 | Total (lbs) | ||
| 2024 | 68 | 7 | 0 | 75 | ||
| 2023 | 64 | 7 | 0 | 71 | ||
| 2022 | 100 | 9 | 0 | 109 | ||
| 2021 | — | 6 | 3 | 9 | ||
▎ 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.