Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
STANDARD MACHINE WORKS INC
5602 ARAPAHOE ST, HOUSTON, TX, 77020
Parent company: BERKSHIRE HATHAWAY INC
Carcinogen
— EPA classifications across all reporting years
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 | Chromium | Nickel | Copper | Cobalt | Total |
|---|---|---|---|---|---|
| 2020 | 4 | — | — | 4 | 8 |
| 2016 | 1 | 2 | — | — | 3 |
| 2015 | 6 | 8 | — | — | 14 |
| 2014 | 9 | 10 | — | — | 19 |
| 2013 | 9 | 9 | 2 | — | 20 |
| 2012 | 7 | 8 | 5 | — | 20 |
| 2011 | 6 | 7 | 5 | — | 18 |
| 2010 | 9 | 6 | 4 | — | 19 |
| 2009 | 6 | 3 | — | — | 9 |