Southwest Gas Holdings Releases 2025 Sustainability Report
Southwest Gas’ 2025 Sustainability Report outlines improved safety metrics, lower emissions, and expanded community and customer-focused initiatives after its Centuri separation.
Rhea-AI Summary
Southwest Gas Holdings (SWX) released its 2025 Sustainability Report, covering its first full year of ESG reporting after the separation of Centuri Holdings into an independent company.
The report details improvements in safety, customer service, environmental performance, technology and community investment. Year over year, the Company reduced its Total Recordable Incident Rate by 17% and its Days Away, Restricted or Transferred rate by 37%, and achieved record emergency response performance, reaching 79.2% of emergencies within 30 minutes. It reports a 33.7% reduction in fleet and facility emissions versus a 2015 baseline, surpassing its 20% by 2025 goal, and highlights system modernization, reduced excavation damages, charitable giving, employee volunteerism, and customer greenhouse gas offset programs.
Positive
- Total Recordable Incident Rate reduced 17% year over year
- Days Away, Restricted or Transferred rate reduced 37% year over year
- Emergency response reached 79.2% of emergencies within 30 minutes
- Customer satisfaction ranked No. 1 in J.D. Power West large utilities for sixth year
- Captured 3.37 million scf of natural gas, avoiding an estimated 191 metric tons CO2e
- Emissions from fleet and facilities cut 33.7% vs 2015, beating 20% by 2025 goal
- Excavation damages reduced 7.7% since 2021
- $2.5 million invested via Southwest Gas Foundation in 362 nonprofits
- More than 4,500 employee volunteer hours and approximately $2.7 million in employee pledges
- Move2Zero program doubled per-block GHG offsets in Nevada and surpassed 200,000 therms of total offsets since 2022
Negative
- None.
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Report highlights sustainability in action through investments that strengthen safety and reliability, improve customer experience, and support communities
The 2025 Report reflects Southwest Gas' first full year of sustainability reporting following the separation of Centuri Holdings, Inc., into an independent utility infrastructure company. As a premier, fully regulated natural gas business, Southwest Gas remains focused on delivering safe, reliable and affordable natural gas service that supports economic development and strengthens the communities it serves.
"The past year marked a major milestone for the Company and highlighted not only our operational excellence and financial discipline, but also our commitment to the values that guide us every day: Safety First, Integrity in All That We Do, Relationships Matter, and Sustainability in Action," said Justin Brown, President and Chief Executive Officer of Southwest Gas. "These principles shape how we serve our customers, support our employees, strengthen our communities, and create long-term value for our stakeholders."
Key achievements highlighted in the report are:
- Improved employee safety performance, reducing the Total Recordable Incident Rate by
17% and the Days Away, Restricted or Transferred rate by37% year over year. - Achieved record emergency response performance, responding to
79.2% of emergencies within 30 minutes. - Ranked No. 1 in customer satisfaction with Residential Natural Gas Service in the West among Large Utilities by J.D. Power for the sixth consecutive year.
- Strengthened system monitoring and cybersecurity through completion of a major modernization project, improving Southwest Gas' ability to monitor its natural gas system in real time.
- Captured 3.37 million standard cubic feet of natural gas using vacuum and compression technology, avoiding an estimated 191 metric tons of carbon dioxide equivalent emissions.
- Met the Company's goal of reducing emissions by
20% by 2025, achieving a33.7% reduction from its fleet and building facilities compared with the 2015 baseline. - Reduced excavation damages by
7.7% since 2021, helping prevent natural gas releases and supporting the safety and reliability of its natural gas system. - Invested
through the Southwest Gas Foundation in 362 nonprofit and charitable organizations supporting communities across the Company's service territory.$2.5 million - Contributed more than 4,500 employee volunteer hours to nonprofits and community initiatives, while employees pledged approximately
through the Company's FUEL for LIFE employee giving program.$2.7 million - Doubled per-block greenhouse gas emissions offsets in
Nevada for participating customers in the Move2Zero program and surpassed 200,000 therms in total program offsets since 2022.
Sustainability is embedded throughout Southwest Gas' business strategy and governance framework. Oversight is provided by the Board of Directors and Company leadership, helping ensure accountability while supporting safe operations, customer service excellence, employee development, and long-term community investment.
The complete 2025 Sustainability Report is available at www.swgasholdings.com/esg
About Southwest Gas Holdings, Inc.
Southwest Gas Holdings, Inc., through its primary operating subsidiary, Southwest Gas Corporation, engages in the business of purchasing, distributing, and transporting natural gas for its customers. Southwest Gas Corporation is a dynamic energy company committed to exceeding the expectations of over two million customers in Arizona, Nevada, and California by providing safe, reliable, and affordable service while pursuing innovative sustainable energy solutions to fuel the growth in its communities.

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SOURCE Southwest Gas Holdings, Inc.
FAQ
Where can investors and stakeholders access Southwest Gas’ 2025 Sustainability Report?
The complete 2025 Sustainability Report is available on the Company’s ESG webpage at www.swgasholdings.com/esg.
How is sustainability overseen within Southwest Gas’ governance structure?
Sustainability is described as embedded in the business strategy and governance framework, with oversight provided by the Board of Directors and Company leadership to support safe operations, customer service, employee development, and long-term community investment.