ONEOK Inc
ONEOK's GHG Emissions Data Preview
In 2024, ONEOK completed a corporate carbon footprint assessment and publicly disclosed its greenhouse gas (GHG) emissions according to the GHG Protocol, covering Scope 1 (direct emissions from owned or controlled sources), Scope 2 (indirect emissions from purchased energy) and Scope 3 (indirect emissions across the value chain).
However, ONEOK has not published a category-level breakdown of its Scope 3 emissions, limiting visibility into specific value chain sources.
| Metric (tCO2e) | 2024 | 2023 | 2022 | 2021 - 2017 |
|---|---|---|---|---|
Total Scope 1 | 0000000 | Copy/Paste is a PRO feature.  a | Copy/Paste is a PRO feature. a | 0000000 |
Total Scope 2 | ||||
Location-Based | Copy/Paste is a PRO feature.  a | 0000000 | Copy/Paste is a PRO feature.  a | 0000000 |
Total Scope 3 | Copy/Paste is a PRO feature.  a | Copy/Paste is a PRO feature.  a | 0000000 | 0000000 |
Total Scope 1 Revenue Intensity (tCO2e/$M) | 0000000 | Copy/Paste is a PRO feature.  a | Copy/Paste is a PRO feature.  a | 0000000 |
Verified Sources Behind ONEOK’s Greenhouse Gas (GHG) Emissions Data
Every figure on this dashboard has a transparent audit trail. With Tracenable, each data point is traceable back to its original source, viewable directly inside our platform. Explore ONEOK’s data sources below and access millions more through our Disclosure Search.
Insights into ONEOK's Operational Emissions
In 2024, the total operational greenhouse gas (GHG) emissions of ONEOK amounted to 7,500,000 metric tons of CO2 equivalent. This figure includes both direct emissions from owned or controlled sources (Scope 1) and indirect emissions from purchased energy (Scope 2).a
Compared to 2023, the total operational greenhouse gas (GHG) emissions of ONEOK increased by 10.29%, suggesting that the company faced challenges in reducing its emissions from its core operations.a
ONEOK's Scope 1 Emissions Over Time
- Total Scope 1
- Year-over-Year Change
What are ONEOK's Scope 1 emissions?
In 2024, the total Scope 1 emissions of ONEOK were 3,900,000 metric tons of CO₂ equivalent (tCO₂e).a
Has ONEOK reduced its Scope 1 emissions over time?
Since 2019, ONEOK's Scope 1 emissions have decreased by 7.14%, reflecting a declining long-term trend in Scope 1 emissions over time.ab
Compared to the previous year (2023), ONEOK's Scope 1 emissions increased by 5.41%, suggesting that the company faced challenges in reducing emissions from its directly owned or controlled operations.a
What are ONEOK's Scope 2 emissions?
In 2024, ONEOK reported Scope 2 greenhouse gas (GHG) emissions of 3,600,000 tCO₂e using the location-based method.a
Has ONEOK reduced its Scope 2 emissions over time?
Since 2019, ONEOK's Scope 2 greenhouse gas (GHG) emissions (Location-Based) have increased by 20%, reflecting a rising long-term trend in Scope 2 emissions over time.ab
Compared to the previous year (2023), ONEOK's Scope 2 emissions (Location-Based) rose by 16.13% in 2024, suggesting that the company faced challenges in reducing emissions from purchased electricity and energya
What methodology does ONEOK use for Scope 2 reporting?
In 2024, ONEOK reported its Scope 2 emissions using the location-based method.a
ONEOK's Scope 2 Emissions Over Time
- Total Scope 2 Location-Based
Insights into ONEOK's Value Chain Emissions
In 2024, ONEOK reported 74,500,000 metric tons of CO₂ equivalent (tCO₂e) of Scope 3 greenhouse gas (GHG) emissions, representing indirect emissions across its upstream and downstream value chain.a
The 2024 disclosure of ONEOK includes a breakdown across 0 of the 15 Scope 3 categories defined by the GHG Protocol, down from 1 in 2023, indicating a decline in reporting granularity and reduced insight into the company's full value chain emissions.a
ONEOK's Scope 3 Emissions Over Time
- Total Scope 3
- Year-over-Year Change
What are ONEOK's Scope 3 emissions?
In 2024, ONEOK reported total Scope 3 emissions of 74,500,000 metric tons of CO₂ equivalent (tCO₂e).a
Has ONEOK reduced its Scope 3 emissions over time?
Since 2019, ONEOK's Scope 3 emissions have increased by 29.79%, reflecting a rising long-term trend in Scope 3 emissions over time.ab
Compared to the previous year (2023), ONEOK's Scope 3 emissions increased by 11.03%, suggesting that the company faced challenges in reducing emissions across its value chain.a
Insights into ONEOK’s GHG Emissions Intensity Compared to Industry Peers
In 2024, ONEOK reported Scope 1 greenhouse gas (GHG) emissions of 3,900,000 tCO₂e and total revenues of USD 21,698 millions. This translates into an emissions intensity of 179.74 tCO₂e per millions USD.a
ONEOK's Scope 1 Emissions Intensity Compared to Peers
How does ONEOK's GHG emissions intensity compare to its peers?
In 2024, ONEOK reported a Scope 1 emissions intensity of 179.74 tCO₂e per millions USD. Compared to the peer group median of 399.57, this places the company below its industry benchmark, indicating it is more carbon-efficient than most competitors.a
Where does ONEOK rank on GHG emissions intensity within its industry?
In 2024, ONEOK ranked 5 out of 24 companies in its industry peer group, based on Scope 1 emissions intensity (measured in tCO₂e per millions USD).a
This places ONEOK among the top performers, with one of the lowest emissions intensities relative to peers.a
Insights into ONEOK's Total Carbon Footprint
In 2024, ONEOK reported a total carbon footprint of 82,000,000 metric tons of CO₂ equivalent (tCO₂e) across Scope 1, Scope 2, and Scope 3 emissions. This represents a 10.96% increase compared to 2023, suggesting a rise in emissions across its operations or value chain.a
The largest contributor to ONEOK's total carbon footprint was Scope 3 emissions, accounting for 90.85% of the company's total carbon footprint, followed by Scope 1 emissions at 4.76%.a