Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
HICKSON KERLEY INC
WILLOW AVE & SOUTHERN PACIFIC RR TRACKS, ANTIOCH, CA, 94509
Parent company: HICKSON KERLEY INC
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 | Ammonia | Total |
|---|---|---|
| 1994 | 3,921 | 3,921 |
| 1993 | 1,155 | 1,155 |
| 1992 | 4,200 | 4,200 |
| 1991 | 14,998 | 14,998 |
| 1990 | 57,476 | 57,476 |
| 1989 | 50,398 | 50,398 |