Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
WEATHERFORD ARTIFICIAL LIFT SYSTEMS LLC
205 E LINE AVE, SAPULPA, OK, 74066
Parent company: WEATHERFORD INTERNATIONAL
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 | Nickel | Chromium | Total (lbs) | |||
| 2018 | 45 | — | 45 | |||
| 2017 | 30 | — | 30 | |||
| 2016 | 34 | — | 34 | |||
| 2015 | 48 | — | 48 | |||
| 2014 | 77 | — | 77 | |||
| 2013 | 2,624 | — | 2,624 | |||
| 2012 | 2,836 | 34 | 2,870 | |||
| 2011 | 2,432 | 29 | 2,461 | |||
▎ 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.