Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
HERMOSA
749 HARSHAW RD, PATAGONIA, AZ, 85624
Parent company: NA
Carcinogen
PBT
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Lead compounds | Manganese compounds | Zinc compounds | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Mercury compounds | Total |
|---|---|---|---|---|---|---|
| 2024 | 93 | — | — | — | — | 93 |
| 2023 | — | 74,003 | 9,290 | 1,039 | — | 84,427 |
| 2022 | — | 69,300 | — | — | — | 69,300 |
| 2019 | 95,739 | — | — | — | 93 | 95,834 |
| 2018 | 179,220 | — | — | — | 258 | 179,478 |