Facility detail

ROBERTSON'S READY MIX LAKE FOREST PLANT 18

25931 TOWNE CENTRE DR, FOOTHILL RANCH, CA, 92610

Parent company: NA

PBT — 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 Lead compounds Total (lbs)
2024 3 3
2023 3 3
2022 3 3
2021 3 3
2020 3 3
2019 4 4
2018 7 7
2017 10 10
2016 8 8
2015 6 6
2014 6 6

▎ 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.