Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
WEBLAIN&SONS INC NATCHEZ ASPHALT PLANT
100 STATE PARK ROAD, NATCHEZ, MS, 39120
Parent company: WEBLAIN&SONS 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 | Polycyclic aromatic compounds | Total (lbs) | ||||
| 2020 | 140 | 140 | ||||
| 2019 | 258 | 258 | ||||
| 2018 | 266 | 266 | ||||
| 2017 | 172 | 172 | ||||
| 2016 | 161 | 161 | ||||
| 2015 | 200 | 200 | ||||
| 2014 | 289 | 289 | ||||
| 2013 | 211 | 211 | ||||
| 2012 | 135 | 135 | ||||
| 2011 | 82 | 82 | ||||
| 2010 | 171 | 171 | ||||
▎ 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.