Marathon Mandan Refinery
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Mandan, ND · MORTON COUNTY · NAICS 324110
Data updated May 2026
Annual Emissions History
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 682,316 |
| 2022 | 695,213 |
| 2021 | 680,423 |
| 2020 | 680,578 |
| 2019 | 671,525 |
| 2018 | 664,087 |
| 2017 | 575,233 |
| 2016 | 702,195 |
| 2015 | 701,010 |
| 2014 | 691,296 |
| 2013 | 649,082 |
| 2012 | 620,607 |
| 2011 | 563,533 |
Facility Insight: Marathon Mandan Refinery
Marathon Mandan Refinery (EPA GHGRP Facility ID 1005966) reported 682K metric tons of CO2-equivalent in 2023, operating in Mandan, ND within MORTON COUNTY. The site is classified under Petroleum Product Suppliers with NAICS code 324110.
The facility has 13 years of reported data on record, covering the 2011–2023 window. Over that period, annual CO2e emissions rose by 21.1%, with the peak observed year showing up to 702K MT CO2e.
Emissions Analysis
Marathon Mandan Refinery is a moderate emitter at 682K MT CO2e, typical of mid-sized industrial operations.
Frequently Asked Questions
How much CO2 does Marathon Mandan Refinery emit? ▼
Marathon Mandan Refinery reported 682K MT CO2e in 2023.
Is Marathon Mandan Refinery reducing emissions? ▼
Over 13 reporting years (2011–2023), Marathon Mandan Refinery's emissions have increased by 21.1%. This may reflect expanded operations or increased production.