Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PENNSYLVANIA TRANSFORMER TECHNOLOGY LLC
30 CURRY AVE, CANONSBURG, PA, 15317
Parent company: QUANTA SERVICES INC
Carcinogen
— 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 | Xylene (mixed isomers) | Toluene | Nickel And Nickel Compounds | Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) | Manganese And Manganese Compounds | Total (lbs) |
| 2024 | — | — | 2,178 | 1,022 | 777 | 4,494 |
| 2023 | — | — | 1,990 | 938 | 674 | 3,873 |
| 1994 | — | — | — | — | — | 4 |
| 1993 | — | — | — | — | — | 148 |
| 1992 | 10,400 | — | — | — | — | 10,447 |
| 1991 | — | — | — | — | — | 11 |
| 1990 | 9,400 | — | — | — | — | 9,449 |
| 1989 | 9,400 | 9,200 | — | — | — | 18,600 |
| 1988 | 13,400 | — | — | — | — | 13,400 |
▎ 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.