Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HANSON AGGREGATES MID-PACIFIC INC
2484 RAMADA DR, PASO ROBLES, CA, 93446
Parent company: LEHIGH HANSON
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 | Cadmium | Aluminum (fume or dust) | Lead compounds | Lead | Mercury compounds | Total (lbs) |
| 2020 | — | — | 0 | — | 0 | 0 |
| 2018 | 26 | 6 | — | 0 | — | 32 |
| 2016 | — | — | — | — | 0 | 0 |
| 2014 | — | — | 0 | — | — | 0 |
| 2007 | — | — | 0 | — | — | 0 |
| 2005 | — | — | 0 | — | — | 0 |
▎ 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.