San Francisco supervisors unanimously pass a 45-day moratorium on new data centers and expansions, extendable to 22 months
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- 9 October 2026
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Key facts
- Vote: unanimous, Oct 6, 2026; effective immediately; 45 days, extendable to up to 22 months (KTVU, Mission Local)
- Author: District 10 Supervisor Shamann Walton; co-sponsors Connie Chan, Jackie Fielder and Cheyenne Chen
- Projects affected (Mission Local): NOVVA’s planned expansion at 400 Paul Ave, Bayview, from 9 MW to 36 MW by 2028; a proposed 160,000 sq ft facility at 1215 Michigan St, Dogpatch (permits filed, no construction)
- Walton: the pause lets the city ‘study energy, water, air quality, land use, and community effects’
- Other California cities (KTVU): Oakland weighing its own 45-day moratorium; LA County received a proposal to ban hyperscale data centers; Santa Clara (56 data centers) starting a year-long review
What happened
The city that hosts OpenAI, Anthropic and many other AI labs voted to pause new data centers while it studies their local effects. The measure was proposed in mid-September amid concern about AI-driven demand, and passed unanimously on Oct 6. The facilities directly affected are small by hyperscale standards (NOVVA’s Bayview site would grow from 9 to 36 MW), so the vote matters more as a signal than for compute capacity.
Why it matters
It adds San Francisco to a growing list of local pauses (Seattle in June, New York State in July) and comes as several other California governments (Oakland, LA County, Santa Clara) consider similar steps. Local permitting is becoming a real constraint on AI infrastructure near cities.
Sources
4 sources from 4 sites. Numbers match the chips in the text.
4 sources: 4 press
Press
- Mission Local (Marina Newman): SF supervisors pass data center moratoriummissionlocal.org, press
- KTVU: San Francisco approves, other cities consider bans and reviews on data center growthktvu.com, press
- The San Francisco Standard: data center moratorium (Oct 6)sfstandard.com, press
- Local News Matters (Sept 15): San Francisco supervisors seek 45-day pause on new data centers as AI fuels concernslocalnewsmatters.org, press
Changes
- Filed