Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CATERPILLAR INC. - NLR
9201 FAULKNER LAKE ROAD, NORTH LITTLE ROCK, AR, 72117
Parent company: CATERPILLAR INC
Carcinogen
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 | Manganese | Ethylene glycol | Lead | Total (lbs) | ||
| 2024 | 51 | 0 | 0 | 51 | ||
| 2023 | 56 | 0 | 0 | 56 | ||
| 2022 | 56 | 0 | 0 | 56 | ||
| 2021 | 120 | 1 | — | 121 | ||
| 2020 | — | 0 | — | 0 | ||
| 2019 | 120 | 1 | — | 121 | ||
| 2018 | 100 | 0 | — | 100 | ||
| 2017 | 101 | 0 | — | 101 | ||
| 2016 | 101 | 0 | — | 101 | ||
| 2015 | 130 | 0 | — | 130 | ||
| 2014 | 131 | 0 | — | 131 | ||
| 2013 | 155 | 0 | — | 155 | ||
| 2012 | 65 | 0 | — | 65 | ||
| 2011 | 58 | 0 | — | 58 | ||
▎ 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.