Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HOLLIDAY ROCK - FOOTHILL
2193 W FOOTHILL BLVD, UPLAND, CA, 91786
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 | Copper | Lead compounds | Nickel | Total (lbs) |
| 2024 | 193 | 10 | 2 | — | 1 | 208 |
| 2023 | 236 | 14 | 1 | — | 1 | 255 |
| 2022 | 124 | 8 | 1 | — | — | 135 |
| 2021 | 244 | 11 | 2 | — | 1 | 260 |
| 2020 | 194 | 9 | 1 | 1 | 1 | 207 |
| 2019 | 195 | 9 | 2 | — | 1 | 209 |
| 2018 | 184 | 9 | 2 | — | 1 | 197 |
| 2017 | 186 | 10 | 2 | 1 | 1 | 200 |
| 2016 | 167 | 12 | 2 | 1 | — | 182 |
| 2015 | 271 | 12 | 2 | 1 | 1 | 287 |
| 2014 | 153 | 7 | 2 | 1 | — | 163 |
| 2013 | 174 | 8 | 2 | 1 | — | 185 |
| 2012 | 123 | 6 | 1 | 1 | — | 131 |
| 2011 | 123 | 7 | 1 | — | 1 | 132 |
| 2010 | 161 | 8 | 2 | — | 1 | 172 |
| 2009 | 145 | 8 | 2 | — | 1 | 156 |
| 2008 | 146 | 8 | 2 | — | — | 156 |
| 2007 | 83 | 5 | 1 | 1 | — | 90 |
| 2006 | 65 | 4 | 1 | 2 | — | 72 |
| 2005 | 40 | — | — | 1 | — | 41 |
| 2004 | 95 | — | — | 1 | — | 97 |
| 2003 | 100 | — | — | 2 | — | 102 |
| 2002 | 106 | — | — | — | — | 107 |
| 2001 | — | — | — | — | — | 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.