Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PAMPA WIND TOWER MANUFACTURING FACILITY
11659 US HIGHWAY 60, PAMPA, TX, 79065
Parent company: NATIONAL OILWELL VARCO LP
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 | Manganese And Manganese Compounds | Manganese | Chromium | Manganese compounds | Total (lbs) | |
| 2024 | — | 65 | 63 | — | 129 | |
| 2023 | 81 | — | — | — | 81 | |
| 2022 | — | — | — | 60 | 60 | |
▎ 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.