Facility ID: 1001706 · Chemicals

OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT

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GEISMAR, LA · ASCENSION PARISH · NAICS 325199

Data updated May 2026

149K MT CO₂e · 2023

OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT sits in the upper third of EPA GHGRP reporters by latest CO₂e (#2,016 of 8,713 nationally, #127 of 531 in LA).

  • National rank #2,016 of 8,713 GHGRP facilities
  • #127 of 531 in LA
  • #224 of 534 in Chemicals
  • 1.9% of OCCIDENTAL PETROLEUM parent CO₂e
  • 2023 mix: 0.1% non-CO₂ (N₂O-led)
  • -2.1% since 2011

OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT vs all U.S. GHGRP facilities

Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility

148,931 2016th of 8713 higher than 6,697 of 8,713 facilities

GHGRP facilities, banded by latest reported CO₂e (MT)

Each bar is a band; taller bars hold more facilities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source EPA Greenhouse Gas Reporting Program · 2023

Facility footprint context

This site accounts for 1.9% of OCCIDENTAL PETROLEUM reported parent CO₂e (149K MT of 7.9M MT ; #5 of 32 GHGRP facilities under that parent ). Inside the EPA Chemicals sector it ranks #224 of 534 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.

2023 gas mix desk

Of 149K MT CO₂e reported for 2023, non-CO₂ gases are 0.1% , led by N₂O at 0% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).

CO₂
99.9%
149K MT
CH₄
0%
57 MT
N₂O
0%
69 MT

High-emitter reporting timeline

2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
Year Total CO2e (MT)
2023 148,931
2022 155,646
2021 153,604
2020 128,692
2019 130,465
2018 135,360
2017 136,770
2016 135,097
2015 139,625
2014 142,688
2013 131,600
2012 136,569
2011 152,115

Facility insight: OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT

OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT (GHGRP ID 1001706) is a high-volume reporter at 149K MT CO₂e in 2023 from GEISMAR, LA (#2,016 of 8,713 nationally) under Chemicals (NAICS 325199).

Over 13 years (2011–2023), emissions stayed within a narrow band around 149K MT CO₂e (peak 156K MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.

Peak year was 2022 at 156K MT CO2e; latest 2023 sits 4.3% below that peak (149K MT). The largest year-to-year move was 2020→2021 (+19.4%, 25K MT).

Frequently Asked Questions

Where does OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT rank among U.S. GHGRP facilities?

According to the EPA Greenhouse Gas Reporting Program, OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT ranks #2,016 of 8,713 reporting facilities by latest reported CO₂e, and #127 of 531 facilities in LA (same sort as the state facility table). See /methodology#corpus-placement.

What share of GHGRP facilities report less CO₂e than OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT?

OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT's 149K MT CO₂e is higher than 6,697 of the 8,713 GHGRP facilities with reported emissions (77%), an exact count from the full corpus, not an estimate.

How much CO2 does OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT emit?

OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT reported 149K MT CO2e in 2023.

What share of OCCIDENTAL PETROLEUM does OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT represent?

OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT accounts for 1.9% of OCCIDENTAL PETROLEUM's reported GHGRP CO₂e (149K MT of 7.9M MT), ranking #5 of 32 facilities under that parent.

What is OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT's 2023 CO₂ / CH₄ / N₂O mix?

In 2023, non-CO₂ gases were 0.1% of reported CO₂e at OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT, with N₂O the larger non-CO₂ share at 0% (CO₂ 99.9%). Shares use the facility's GHGRP gas components for that year.

Where does OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT rank inside Chemicals?

Among EPA GHGRP facilities tagged Chemicals, OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT ranks #224 of 534 by latest reported CO₂e.

Is OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT reducing emissions?

Over 13 reporting years (2011–2023), OCCIDENTAL CHEMICAL CORPORATION - GEISMAR PLANT's emissions have decreased by 2.1%. Emissions have remained relatively stable.

Nationwide facilities with similar CO₂e or sector

Peer sets outside LA for a top-third GHGRP emitter: CO₂e totals first, then Chemicals neighbors.

Data sourced from the EPA Greenhouse Gas Reporting Program (GHGRP), Facility ID 1001706. Data subject to facility self-reporting, not compliance advice. See our methodology for how this data is sourced, computed, and verified. Retrieved and formatted by PlainCarbon