Creating a Sustainable Energy Future for Everyone

2022 Sustainability Report

2022 Performance Highlights


Achieved an average overall customer satisfaction rating of 95% over the past five years

Forbes’ List

Southwest Gas named to list of Best-in-State Employers for 2022


Invested $1.2 million in research, design and development (“RD&D”) focused on mitigating emissions and future clean energy technologies


Saved enough energy over the past five years to power nearly 10,000 homes for one year through energy-efficiency programs


Delivered 28 million therms of natural gas for vehicles in place of diesel – the equivalent of avoiding more than 59,000 metric tons of GHG emissions


Distributed $1.17 million to 360 nonprofits and charitable organizations via the Southwest Gas Foundation

A Message from Our CEO

We recognize the important role we have in creating solutions that accelerate a sustainable future for those we serve while delivering long-term value to our stockholders.
Quality Education
Goal 4:
Quality Education

Ensure inclusive and equitable quality education and promote lifelong learning opportunities for all

Gender Equality
Goal 5:
Gender Equality

Achieve gender equality and empower all women and girls

Affordable and Clean Energy
Goal 7:
Affordable and Clean Energy

Ensure access to affordable, reliable, sustainable and modern energy for all

Decent Work and Economic Growth
Goal 8:
Decent Work and Economic Growth

Promote sustained, inclusive and sustainable economic growth, full and productive employment and decent work for all

Industry, Innovation and Infrastructure
Goal 9:
Industry, Innovation and Infrastructure

Build resilient infrastructure, promote inclusive and sustainable industrialization and foster innovation

Reduced Inequalities
Goal 10:
Reduced Inequalities

Reduce inequality within and among countries

Climate Action
Goal 13:
Climate Action

Take urgent action to combat climate change and its impacts

Environmental Social Governance


Southwest Gas provides customers with one of the cleanest, most reliable and affordable sources of energy available today. We will continually strive to provide services in a safe and environmentally responsible manner and protect and preserve natural resources.


Replaced 81% of miles of early vintage plastic pipes


Reduced excavation damages to pipelines by 18% between 2019 and 2021


17% of Southwest Gas’s service fleet is powered by compressed natural gas


Centuri continues to work towards its GHG reduction target by installing advanced telematics in fleet vehicles to improve efficiencies

Intro Sustainability Environmental Human Rights

A Message from Our Sustainability Officer

We are building a sustainability program that continuously pushes us to improve so that we exceed the expectations of customers and other stakeholders. The Company’s public commitments guide our efforts to achieve its sustainability mission and vision.

Featured Stories

Learn more about our efforts to keep people safe, support the clean energy transition and build the next generation of diverse leaders in the following feature stories.

Southwest Gas Lab Instrumental in Understanding Pipeline Integrity
Read Full Story
RNG: A Promising Solution to the Energy Transition
Read Full Story
Partnering with Local Educational Institutions to Develop Next Generation of Business Leaders
Read Full Story

Awards and Recognition

J.D. Power logo
Southwest Gas ranked highest in Customer Satisfaction with both Business and Large Residential Natural Gas Utilities in the West in the J.D. Power 2022 U.S. Gas Utility Residential and Business Customer Satisfaction Studies.
Forbes 2022 America’s Best-in-State Employers logo
Southwest Gas named to Forbes’  list of Best-in-State Employers for 2022.

Frameworks and Disclosures

2022 Sustainability Report

Southwest Gas Holdings