REG Seneca, LLC
Every figure on PlainCarbon is rendered directly from EPA Greenhouse Gas Reporting Program (GHGRP) data, no number is typed in by an editor. This page draws directly on the EPA Greenhouse Gas Reporting Program (GHGRP), no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.
Seneca, IL · LASALLE COUNTY · NAICS 325199
Data updated May 2026
Annual Emissions History
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 25,966 |
| 2022 | 26,984 |
| 2021 | 33,170 |
| 2020 | 32,155 |
| 2019 | 33,864 |
| 2018 | 32,433 |
| 2017 | 32,378 |
| 2016 | 30,871 |
| 2015 | 28,848 |
| 2014 | 27,882 |
| 2013 | 28,272 |
| 2012 | 25,812 |
Facility Insight: REG Seneca, LLC
REG Seneca, LLC (EPA GHGRP Facility ID 1010538) reported 26K metric tons of CO2-equivalent in 2023, operating in Seneca, IL within LASALLE COUNTY. The site is classified under Chemicals with NAICS code 325199.
The facility has 12 years of reported data on record, covering the 2012–2023 window. Over that period, annual CO2e emissions rose by 0.6%, with the peak observed year showing up to 34K MT CO2e.
Emissions Analysis
REG Seneca, LLC reports 26K MT CO2e, placing it among smaller reporting facilities in the GHGRP.
Frequently Asked Questions
How much CO2 does REG Seneca, LLC emit? ▼
REG Seneca, LLC reported 26K MT CO2e in 2023.
Is REG Seneca, LLC reducing emissions? ▼
Over 12 reporting years (2012–2023), REG Seneca, LLC's emissions have increased by 0.6%. Emissions have remained relatively stable.