Silent Solar Failures Cost Mt. Diablo Unified Up to $1.4M a Year
Governing Board • Mt. Diablo Unified School DistrictOctober 15, 2026
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About 60 failures in Mt. Diablo Unified's solar systems went unnoticed after its monitoring vendor collapsed. Staff and a consultant estimate the district is losing $1 million to $1.4 million a year in power, against roughly $400,000 in repairs. At the Oct. 14, 2026, meeting, trustees pressed for speed and an early-warning system. The board also extended its general counsel's contract and split once, 4-0-1, on a youth justice resolution.
- Solar failures cost up to $1.4M yearly; a repair contract returns Nov. 18
- Trustee demands quick fix: "taxpayers have an expectation that we're good stewards"
- Youth Justice Action Month passes 4-0-1 as McDougall abstains
- General counsel's contract extended to June 30, 2029, at $295,866 salary
- Silverwood teacher reports playground hazards and unanswered repair requests
The basics: An inverter converts solar panel power into usable electricity. When one breaks, the panels keep sitting on the roof but stop producing savings.
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