In 2024, NiSource 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).
NiSource has also provided a category-level breakdown for 2 out of 15 Scope 3 emissions categories, offering greater transparency into its value chain emissions.
| Metric (tCO2e) | 2024 | 2023 | 2022 | 2021-2019 |
|---|---|---|---|---|
Total Scope 1 | 5,446,186a | 5,492,279b | 6,442,399b | |
Total Scope 2 | ||||
Unspecified Calculation Method | N/A | N/A | N/A | |
Total Scope 3 | 12,603,571a | 52,160,279b | 54,644,066b | |
Total Scope 1 Revenue Intensity (tCO2e/$M) | 998.3659a | 997.6167b | 1,101.1518b |
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In 2024, the total operational greenhouse gas (GHG) emissions of NiSource amounted to 5,493,328 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 NiSource decreased by 1.06%, showing that the company has made progress in taking action to reduce the climate impact of its operations.ab
In 2024, the total Scope 1 emissions of NiSource were 5,446,186 metric tons of CO₂ equivalent (tCO₂e).a
Since 2019, NiSource's Scope 1 emissions have decreased by 46.25%, reflecting a declining long-term trend in Scope 1 emissions over time.ac
Compared to the previous year (2023), NiSource's Scope 1 emissions remained relatively stable, indicating that NiSource's emissions have plateaued with no significant change in its operational footprint.ab
In 2024, NiSource reported Scope 2 greenhouse gas (GHG) emissions of 47,142 tCO₂e using the location-based method.a
Compared to the previous year (2023), NiSource's Scope 2 emissions (Location-Based) fell by 21.14% in 2024, showing that the company has made progress in taking action to reduce the climate impact of its energy consumption.ab
In 2024, NiSource reported its Scope 2 emissions using the location-based method.a
In 2024, NiSource reported 12,603,571 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 NiSource includes a breakdown across 2 of the 15 Scope 3 categories defined by the GHG Protocol, matching the level of disclosure in 2023, demonstrating consistent Scope 3 emissions reporting coverage year over year.a
In 2024, NiSource reported total Scope 3 emissions of 12,603,571 metric tons of CO₂ equivalent (tCO₂e).a
Approximately 31.01% of these emissions originated from upstream activities such as purchased goods and capital goods, while 68.99% came from downstream activities like product use, distribution, and end-of-life treatment.a
Since 2019, NiSource's Scope 3 emissions have increased by 267.53%, reflecting a rising long-term trend in Scope 3 emissions over time.ac
Compared to the previous year (2023), NiSource's Scope 3 emissions decreased by 75.84%, highlighting the company's efforts to lower indirect emissions from its value chain.ab
In 2024, NiSource reported emissions for 2 out of the 15 Scope 3 categories defined by the GHG Protocol.a
The limited disclosure restricts visibility into specific emission sources across the company's value chain.
In 2024, the largest contributors to NiSource's Scope 3 emissions were:a
In 2024, NiSource reported Scope 1 greenhouse gas (GHG) emissions of 5,446,186 tCO₂e and total revenues of USD 5,455 millions. This translates into an emissions intensity of 998.37 tCO₂e per millions USD.a
In 2024, NiSource reported a Scope 1 emissions intensity of 998.37 tCO₂e per millions USD. Compared to the peer group median of 231.48, this places the company above its industry benchmark, indicating it is less carbon-efficient than most competitors.a
In 2024, NiSource ranked 21 out of 24 companies in its industry peer group, based on Scope 1 emissions intensity (measured in tCO₂e per millions USD).a
This places NiSource among the least efficient performers, with one of the highest emissions intensities in its sector.a
In 2024, NiSource reported a total carbon footprint of 18,096,899 metric tons of CO₂ equivalent (tCO₂e) across Scope 1, Scope 2, and Scope 3 emissions. This represents a 68.64% decrease compared to 2023, indicating progress in reducing its overall greenhouse gas output.ab
The largest contributor to NiSource's total carbon footprint was Scope 3 emissions, accounting for 69.64% of the company's total carbon footprint, followed by Scope 1 emissions at 30.09%.a