Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
HILL BROTHERS CHEMICAL CO
4450 N 42ND AVE, PHOENIX, AZ, 85019
Parent company: HILL BROTHERS CHEMICAL CO
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 | Chlorine | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Nitric acid | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total |
|---|---|---|---|---|---|---|
| 2024 | 5 | — | — | — | — | 10 |
| 2017 | — | 2 | — | — | — | 2 |
| 2016 | — | 1 | — | — | — | 1 |
| 2014 | — | 3 | — | — | — | 3 |
| 2013 | — | 1 | — | — | — | 1 |
| 2008 | 0 | — | — | — | — | 0 |
| 2006 | 5 | 5 | — | — | — | 10 |
| 2005 | 5 | 5 | — | — | — | 10 |
| 2004 | 250 | — | — | — | — | 250 |
| 2003 | 250 | — | — | — | — | 250 |
| 2002 | 250 | — | — | — | — | 250 |
| 2001 | 250 | — | — | — | — | 250 |
| 2000 | 250 | 250 | — | — | — | 500 |
| 1999 | 5 | 250 | — | 5 | 5 | 265 |
| 1998 | 5 | 250 | — | 5 | 5 | 270 |
| 1997 | 5 | 250 | — | 5 | 5 | 270 |
| 1996 | 5 | 250 | — | 5 | — | 265 |
| 1995 | 5 | 250 | 5 | 5 | 250 | 520 |
| 1994 | 250 | 250 | 5 | 5 | 5 | 520 |
| 1993 | 250 | 250 | 5 | 5 | 5 | 525 |
| 1992 | 250 | 5 | 5 | 5 | 5 | 280 |
| 1991 | 250 | 5 | 5 | 5 | 5 | 270 |
| 1990 | 250 | — | 250 | 250 | 250 | 1,750 |
| 1989 | 250 | — | 250 | 250 | 250 | 1,000 |
| 1988 | — | 250 | 250 | 250 | — | 750 |
| 1987 | — | — | 250 | — | — | 250 |