Williams reports 28% carbon-intensity emissions cut since 2018 in 2025 sustainability report
WMB•Reliability, power agreements and ESG ratings
Williams reported nearly 100% service reliability in 2025 and said it signed agreements for about 2,600 MW of on-site natural gas generation for hyperscalers.
The company said its MSCI ESG rating was upgraded to AAA in 2026, it retained Dow Jones Best-in-Class index inclusion, and its CDP climate score held at A-.
Williams says carbon-intensity emissions fell 28% since 2018
Williams released its 2025 Sustainability Report, citing a 28% cut in carbon-intensity emissions since 2018 despite operational growth.
Methane emissions intensity declined, beating annual reduction targets, and the company secured OGMP 2.0 Gold Standard Pathway status.
