PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY
PORT ARTHUR, TX · JEFFERSON COUNTY · NAICS 324110
Data updated May 2026
PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY sits in the upper third of EPA GHGRP reporters by latest CO₂e (#281 of 8,713 nationally, #42 of 1,176 in TX).
- National rank #281 of 8,713 GHGRP facilities
- #42 of 1,176 in TX
- #9 of 83 in Petroleum Product Suppliers
- 9.3% of VALERO ENERGY parent CO₂e
- 2023 mix: 1.1% non-CO₂ (CH₄-led)
- +8.1% since 2011
PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
2,185,760 281st of 8713 higher than 8,432 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 9.3% of VALERO ENERGY reported parent CO₂e (2.2M MT of 23.5M MT ; #4 of 26 GHGRP facilities under that parent ). Inside the EPA Petroleum Product Suppliers sector it ranks #9 of 83 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
2023 gas mix desk
Of 2.2M MT CO₂e reported for 2023, non-CO₂ gases are 1.1% , led by CH₄ at 0.9% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 98.9%
- 2.2M MT
- CH₄
- 0.9%
- 19K MT
- N₂O
- 0.3%
- 6K MT
High-emitter reporting timeline
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 2,185,760 |
| 2022 | 2,071,772 |
| 2021 | 2,174,034 |
| 2020 | 1,989,624 |
| 2019 | 2,119,572 |
| 2018 | 2,133,788 |
| 2017 | 1,896,839 |
| 2016 | 1,841,223 |
| 2015 | 1,707,544 |
| 2014 | 2,701,131 |
| 2013 | 2,479,534 |
| 2012 | 2,385,690 |
| 2011 | 2,021,308 |
Facility insight: PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY
PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY (GHGRP ID 1002657) is a high-volume reporter at 2.2M MT CO₂e in 2023 from PORT ARTHUR, TX (#281 of 8,713 nationally) under Petroleum Product Suppliers (NAICS 324110).
Over 13 years (2011–2023), emissions stayed within a narrow band around 2.2M MT CO₂e (peak 2.7M MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2014 at 2.7M MT CO2e; latest 2023 sits 19.1% below that peak (2.2M MT). The largest year-to-year move was 2014→2015 (-36.8%, 994K MT).
Frequently Asked Questions
Where does PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY ranks #281 of 8,713 reporting facilities by latest reported CO₂e, and #42 of 1,176 facilities in TX (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY? ▼
PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY's 2.2M MT CO₂e is higher than 8,432 of the 8,713 GHGRP facilities with reported emissions (97%), an exact count from the full corpus, not an estimate.
How much CO2 does PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY emit? ▼
PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY reported 2.2M MT CO2e in 2023.
What share of VALERO ENERGY does PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY represent? ▼
PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY accounts for 9.3% of VALERO ENERGY's reported GHGRP CO₂e (2.2M MT of 23.5M MT), ranking #4 of 26 facilities under that parent.
What is PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 1.1% of reported CO₂e at PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY, with CH₄ the larger non-CO₂ share at 0.9% (CO₂ 98.9%). Shares use the facility's GHGRP gas components for that year.
Where does PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY rank inside Petroleum Product Suppliers? ▼
Among EPA GHGRP facilities tagged Petroleum Product Suppliers, PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY ranks #9 of 83 by latest reported CO₂e.
Is PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY reducing emissions? ▼
Over 13 reporting years (2011–2023), PREMCOR REFINING GROUP INCORPORATED PORTARTHUR REFINERY's emissions have increased by 8.1%. Emissions have remained relatively stable.
Nationwide facilities with similar CO₂e or sector
Peer sets outside TX for a top-third GHGRP emitter: CO₂e totals first, then Petroleum Product Suppliers neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside TX (2.2M MT here).
Similar Petroleum Product Suppliers CO₂e
Nearest same-sector facility totals outside TX.