Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
MATERIALS MARKETING OPS
201 W HUMBLE ST, SAN ANTONIO, TX, 78225
Parent company: MATERIALS MARKETING CORP
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 | Toluene | Xylene (mixed isomers) | Total |
|---|---|---|---|
| 1993 | — | 13,000 | 13,000 |
| 1992 | 30,000 | — | 30,000 |
| 1991 | 22,000 | 13,000 | 35,000 |
| 1990 | 21,000 | 1,200 | 22,200 |
| 1989 | 39,000 | 25,000 | 64,000 |
| 1988 | — | 27,000 | 27,000 |
| 1987 | 21,000 | — | 21,000 |