Summary
The wastewater treatment plant upgrade is running tens of millions over, largely from delays coordinating PG&E electrical service and an undiscovered hazardous-materials building. Residents will bear the added cost; staff says contractor pre-qualification and earlier utility coordination are now in place.
At a glance
- Total mentions
- 3
- Last 30 days
- 0
Last discussed Aug 25, 2026.
Impact analysis
$38.3 million more for this phase of the sewer plant project, on top of an already large budget.
Residents get a modernized wastewater plant that keeps the Cleanwater Program on schedule.
Ratepayers foot the $38 million increase caused by project delays.
Mentions & discussions (3)
City Council — August 25, 2026
Sunnyvale's $1.4 billion wastewater plant rebuild is about 40% done, financed heavily with low-interest state and federal loans. Sewer rates will keep rising to pay for it, and residents questioned flood readiness and contractor cost oversight.
City Council — May 5, 2026
The wastewater treatment plant upgrade is running tens of millions over, largely from delays coordinating PG&E electrical service and an undiscovered hazardous-materials building. Residents will bear the added cost; staff says contractor pre-qualification and earlier utility coordination are now in place.
A California wastewater treatment plant is on track to generate its own power
A California wastewater treatment plant is on track to generate its own power American Society of Civil Engineers (ASCE)
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