Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
RIDLEY BLOCK OPERATIONS
1080 WILBANKS ST, MONTGOMERY, AL, 36108
Parent company: ALLTECH INC
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 | Zinc compounds | Manganese compounds | Total (lbs) | |||
| 2008 | 255 | — | 255 | |||
| 2007 | 255 | — | 255 | |||
| 2006 | 429 | — | 429 | |||
| 2005 | 442 | — | 442 | |||
| 1999 | 755 | — | 755 | |||
| 1998 | 755 | — | 755 | |||
| 1997 | 755 | — | 755 | |||
| 1996 | 755 | — | 755 | |||
| 1995 | 755 | — | 755 | |||
| 1994 | 755 | 255 | 1,010 | |||
| 1993 | 1,600 | 1,300 | 2,900 | |||
| 1992 | 750 | 750 | 1,500 | |||
| 1991 | 750 | 1,050 | 1,800 | |||
| 1990 | 16 | 18 | 34 | |||
▎ 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.