Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
INSTEEL WIRE PRODUCTS CO
11020 TANNER RD, HOUSTON, TX, 77041
Parent company: INSTEEL INDUSTRIES INC
PBT
— EPA classifications across all reporting years
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 | Nitric acid | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Lead compounds | Lead And Lead Compounds | Total (lbs) |
| 2024 | 6 | — | — | — | 1 | 7 |
| 2022 | 24 | — | — | 1 | — | 25 |
| 2021 | — | — | 4 | — | — | 4 |
| 2020 | 10 | — | — | 1 | — | 11 |
| 2019 | 7 | — | — | — | — | 7 |
| 2018 | 6 | — | — | — | — | 6 |
| 2017 | 0 | — | — | — | — | 0 |
| 2016 | 45 | — | — | — | — | 45 |
| 2015 | 55 | — | — | — | — | 55 |
| 2014 | 755 | — | — | — | — | 755 |
| 2004 | 260 | — | — | — | — | 260 |
| 2003 | 260 | — | — | — | — | 260 |
| 2002 | 260 | — | — | — | — | 260 |
| 2001 | 255 | — | — | — | — | 255 |
| 2000 | 255 | — | — | — | — | 255 |
| 1999 | 255 | — | — | — | — | 255 |
| 1996 | 1 | — | — | — | — | 1 |
| 1995 | 1 | — | — | — | — | 1 |
| 1994 | 2 | 1 | — | — | — | 3 |
| 1993 | 18 | 1 | — | — | — | 19 |
| 1992 | 18 | 1 | — | — | — | 19 |
| 1991 | 18 | 1 | — | — | — | 19 |
| 1990 | 250 | 5 | — | — | — | 255 |
| 1989 | 16,747 | 250 | — | — | — | 16,997 |
| 1988 | 12,249 | 250 | — | — | — | 12,499 |
| 1987 | — | 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.