Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HOLLIDAY ROCK-PALMDALE
7749 E AVENUE T, LITTLEROCK, CA, 93543
Parent company: HOLLIDAY ROCK CO 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 | Aluminum (fume or dust) | Manganese | Lead compounds | Copper | Lead And Lead Compounds | Total (lbs) |
| 2024 | 753 | 26 | — | 2 | 2 | 783 |
| 2023 | 87 | 3 | — | 0 | 1 | 92 |
| 2022 | 84 | 4 | — | 1 | 1 | 90 |
| 2021 | 92 | 5 | — | 1 | 1 | 99 |
| 2020 | 162 | 7 | 1 | 1 | — | 171 |
| 2019 | 185 | 7 | 1 | 1 | — | 195 |
| 2015 | 145 | 5 | 1 | 1 | — | 152 |
| 2014 | 172 | 6 | 1 | 1 | — | 180 |
| 2012 | — | — | 1 | — | — | 1 |
| 2007 | — | — | 1 | — | — | 1 |
| 2006 | — | — | 1 | — | — | 1 |
| 2005 | — | — | 1 | — | — | 1 |
| 2004 | — | — | 0 | — | — | 0 |
| 2003 | — | — | 1 | — | — | 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.