Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
MAYS CHEMICAL CO OF PR DBA MAYS OCHOA
RD 869 ST 2 BO PALMAS, CATANO, PR, 00962
Parent company: NA
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 | Nitric acid | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Isopropyl alcohol (only persons who manufacture by the strong acid process are subject, no supplier notification) | Toluene | Total (lbs) |
| 2024 | 80 | — | — | — | — | 80 |
| 2023 | 54 | — | — | — | 54 | 109 |
| 2022 | 80 | — | — | — | 53 | 139 |
| 2000 | 258 | — | — | — | — | 258 |
| 1999 | 4,431 | — | — | — | — | 4,431 |
| 1998 | 3,713 | 3,088 | 1,322 | 948 | 294 | 9,766 |
▎ 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.