Lea Márquez Peterson

Commissioner

Learn about the rate case process. Click on the link by RUCO.

https://ruco.az.gov/about/rate-making-process

May 5, 2025

Read Article: Commissioner Márquez Peterson Newsletter

Mar 31, 2025

Read Article: Commissioner Lea Márquez Peterson Newsletter

Mar 28, 2025

Read Article: ACC Approves Southwest Gas Corporation Reduced Rate Increase Along with a Monthly Bill Credit

Mar 3, 2025

Read Article: Commissioner Lea Márquez Peterson Newsletter

Jan 29, 2025

Read Article: Commissioner Lea Márquez Peterson Sworn in for Second Term at ACC Ceremony

Jan 13, 2025

Read Article: Commissioner Lea Márquez Peterson Appointed to NARUC Board of Directors and Named Chair of Education and Research Subcommittee

Jan 6, 2025

Read Article: Three ACC Commissioners Sworn Into Office; Elect Commissioner Thompson As New Chairman

Jan 6, 2025

Read Article: Commissioner Lea Márquez Peterson Reflects on a Year of Progress and Achievement

Dec 31, 2024

Read Article: Commissioner Lea Márquez Peterson's December Newsletter

Oct 10, 2024

Read Article: Commissioner Lea Márquez Peterson Votes on Arizona Utilities' Future Energy Plans

Contact Commissioner Lea Márquez Peterson

Commissioners and their advisors are prohibited from communicating in writing, by phone or in person with individuals about the merits of any currently active contested case. All emails and letters received related to current contested cases will be filed with Docket Control and available for public inspection. See the Commission’s Ex Parte Rule and FAQs.

Mailing:

Arizona Corporation Commission
Commissioners Wing
1200 W. Washington St., 2nd Floor,
Phoenix, Arizona 85007

Phone:

(602) 542-3625

Email:

lmarquezpeterson-web@azcc.gov

Fax:

(602) 542-3977

Social:

@LeaPeterson

Consumer Fraud Complaints:

Attorney General Online Portal

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