Southwest Gas reports solid Q1 earnings, files rate cases in AZ and NV, and sees strong demand for 2028 pipeline expansion.

Southwest Gas Holdings reported a solid first quarter of 2026 with net income of $138.4 million, driven by growth and lower interest expenses. The company filed rate cases in Arizona and Nevada seeking $172 million in additional revenue to support infrastructure investments. Despite a delayed California rate case decision impacting Q1 earnings, full-year guidance remains unchanged. The Great Basin 2028 expansion project received strong interest, with bids exceeding available capacity, indicating potential phased growth through 2035. Southwest Gas is progressing with regulatory filings and infrastructure upgrades to meet future demand.