Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
VULCAN MATERIALS CARROLL CANYON
10051 BLACK MOUNTAIN RD, SAN DIEGO, CA, 92126
Parent company: VULCAN MATERIALS 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 | Naphthalene | n-Hexane | Polycyclic aromatic compounds | Lead | Lead compounds | Total (lbs) |
| 2024 | — | — | 0 | — | — | 0 |
| 2023 | — | — | 0 | — | — | 0 |
| 2022 | 6 | 9 | 0 | — | — | 15 |
| 2021 | 4 | — | 0 | — | — | 4 |
| 2020 | — | — | 0 | — | — | 0 |
| 2019 | 6 | — | 0 | — | — | 6 |
| 2018 | 6 | — | 0 | — | — | 6 |
| 2017 | 6 | — | 0 | — | — | 6 |
| 2016 | 6 | — | 0 | — | — | 6 |
| 2015 | 6 | — | 0 | — | — | 6 |
| 2014 | 5 | — | 0 | — | — | 5 |
| 2013 | 4 | — | — | — | — | 4 |
| 2012 | — | — | 1 | — | 0 | 1 |
| 2011 | — | — | 1 | — | 0 | 2 |
| 2010 | — | — | 1 | 0 | — | 1 |
| 2009 | — | — | 1 | 0 | — | 1 |
| 2008 | — | — | 1 | 0 | — | 1 |
| 2007 | — | — | 1 | 0 | — | 1 |
▎ 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.