Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PROGRESSIVE BRASS MFG CO
2929 E 29TH ST N, TULSA, OK, 74110
Parent company: CENTRIFUGAL CASTING MACHINE CO
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 | Copper | Manganese | Total (lbs) | |||
| 2000 | 10,500 | — | 10,500 | |||
| 1999 | 9,700 | — | 9,700 | |||
| 1998 | 15,600 | — | 15,600 | |||
| 1997 | 16,700 | — | 16,700 | |||
| 1996 | 16,500 | — | 16,500 | |||
| 1995 | 14,300 | — | 14,300 | |||
| 1994 | 14,500 | — | 14,500 | |||
| 1992 | 11,270 | 1,000 | 12,270 | |||
| 1991 | 16,100 | 1,550 | 17,650 | |||
| 1990 | 500 | 255 | 755 | |||
| 1989 | 250 | — | 250 | |||
▎ 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.