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File #: 20746-25    Version: 1
Type: Briefing/Report (Dept,BCC) - Action Requested Status: Consent
File created: 10/20/2025 In control: County Council - Regular Session
On agenda: 10/28/2025 Final action:
Title: Approval of Budget Revision No. 2026-17 for the White Rock Substation Project in the Amount of $1,128,000
Presenters: Joann Gentry; Dennis Astley
Indexes (Council Goals): Quality Excellence - Effective, Efficient, and Reliable Services, Quality Excellence - Infrastructure Asset Management
Attachments: 1. A - Budget Revision 2026-17
Related files: 20746-25a

Title

Approval of Budget Revision No. 2026-17 for the White Rock Substation Project in the Amount of $1,128,000

Recommended Action

I move that Council approve Budget Revision 2026-17 in the amount of $1,128,000 to be funded from the Electric Production Reserve Fund for the emergency replacement of the White Rock Substation and Attachment A be included in the minutes of this meeting.

Utilities Manager's Recommendation

The Utilities Manager recommends that Council approve the motion as presented.

Board, Commission or Committee Recommendation

The Board of Public Utilities reviewed this request at their regular meeting on October 22, 2025 and recommends that Council approve the motion as presented.

Body

White Rock has one electric substation equipped with two transformers. Under normal operations, the community’s entire electric load is supplied through Transformer #2. To perform scheduled maintenance on Transformer #2, the load was temporarily transferred to Transformer #1. However, on August 8, 2025, Transformer #1 experienced a failure, resulting in a power outage for the entire White Rock Community until the load could be shifted back to Transformer #2. This action is necessary to restore redundancy and ensure continued reliability for White Rock.  This portion of the project is estimated to cost approximately $778,000.

 

To bridge the gap between the procurement and installation of the replacement transformer, the DPU Engineering team is collaborating with Los Alamos National Laboratory (LANL) to design and install a tie line between LANL’s 13.3kv system and the White Rock 12.47kv distribution line located west of Monte Rey South. A tie line is a transmission connection that links two electric systems for backup capacity. Voltage regulators and transformer will be installed to correct the level to supply power safely and reliably to White Rock.  This portion of the project is estimated to cost is approximately $350,000. 

Alternatives

No alternative as this is a required emergency action.

Fiscal and Staff Impact

Funds are available in the Electric Distribution cash reserves.

Attachments

A - Budget Revision 2026-17