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BESS · Solar Farm

Serrano Solar

Entities

Owner: Longroad Energy Infratil Limited ; Longroad Energy Longroad Energy Partners, LLC ; Longroad Energy MEAG Munich ERGO AssetManagement (MEAG) ; Longroad Energy New Zealand Superannuation Fund

Clean Air Act context: U.S. Environmental Protection Agency (EPA)

Status Operating

Synopsis

Serrano Solar + Storage is a Longroad project with a 220-MWdc solar facility and 214-MWac battery system reported in commercial operation in 2025.

The ACC legal applicant is Solar Pepper Power, LLC. Primary sources state differing storage-energy figures; no county or ADEQ case is asserted.

The community tracker currently labels this project Operating. The dated record and official links below should be used to check that label and any later change.

Timeline & Milestones

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  1. Completed Researched project record

    ACC application filed

    Gen-tie case opened.

    ACC Docket L-21165A-21-0341-00196
  2. Completed Researched project record

    Evidentiary hearing opened

    Hearings ran November 30–December 1.

    ACC Docket L-21165A-21-0341-00196
  3. Approved Researched project record

    Decisions 78430 and 78431 issued

    ACC approvals issued.

    ACC Docket L-21165A-21-0341-00196
  4. Approved Researched project record

    Decision 79155 amended approval

    ACC amended Decision 78430.

    ACC Docket L-21165A-21-0341-00196
  5. Completed Researched project record

    Financial close and construction announced

    Longroad announced both milestones.

    Longroad Serrano financial close
  6. Completed Researched project record

    DOE CX-031572 posted

    Federal review record posted.

    DOE/WAPA CX-031572
  7. Operating Researched project record

    Commercial operation in 2025

    Operator reports the year but not an exact day.

    Longroad Serrano portfolio

How to get involved

How to participate in Serrano Solar — L-21165A-21-0341-00196; Decisions 78430, 78431, and 79155; DOE CX-031572

Use the verified project record and monitor the correct agency for the next live notice.

Use the ACC docket for compliance monitoring and informal comments. DOE CX-031572 is complete.

  1. Save the exact identifiers: L-21165A-21-0341-00196; Decisions 78430, 78431, and 79155; DOE CX-031572

    Use L-21165A-21-0341-00196; Decisions 78430, 78431, and 79155; DOE CX-031572 in searches, subject lines, comments, and records requests. Do not substitute a similarly named project or general-policy docket.

  2. Read the project-specific record

    Open the official record linked below and verify the present status, scope, meeting location, submission method, and deadline before acting.

  3. Treat old deadlines as closed

    The 2021 hearing and DOE categorical-exclusion review are closed; no current DOE comment period exists.

  4. Monitor the next live notice

    Monitor L-21165A-21-0341-00196 and submit only docket-specific ACC comments through the official portal.

Additional Resources

Upcoming

No upcoming events currently posted.