Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
TENARIS COILED TUBES - SUBSEA
8762 CLAY ROAD, HOUSTON, TX, 77080
Parent company: MAVERICK TUBE CORP
Carcinogen
— 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 | Chromium | Nickel | Manganese | Total (lbs) | ||
| 2014 | 132 | — | 12 | 143 | ||
| 2013 | 53 | — | 5 | 57 | ||
| 2012 | 19 | — | — | 19 | ||
| 2011 | 54 | — | — | 54 | ||
| 2010 | 259 | 84 | 30 | 374 | ||
| 2009 | 58 | 38 | 23 | 119 | ||
▎ 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.