Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
LYONDELL CHEMICAL CO
3801 W CHESTER PIKE, NEWTOWN SQUARE, PA, 19073
Parent company: LYONDELL CHEMICAL CO
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 | Propylene | Dichloromethane | Propylene oxide | Ethylene oxide | Methanol | Total (lbs) |
| 2005 | 4,361 | — | — | — | 1,263 | 5,624 |
| 2001 | — | — | — | — | — | 255 |
| 2000 | — | — | 500 | — | — | 500 |
| 1999 | — | — | 500 | 500 | — | 1,500 |
| 1998 | — | — | 500 | 500 | — | 1,510 |
| 1997 | — | — | 250 | 250 | — | 510 |
| 1996 | — | — | 250 | 250 | — | 1,000 |
| 1995 | — | 2,526 | 255 | — | — | 4,281 |
▎ 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.