Calaveras County CA 45-day data center moratorium
Calaveras County, CA: Board of Supervisors adopts 45-day urgency moratorium on data centers, 4-0 (Aug. 25, 2026)
Calaveras County, CA · Calaveras County urgency ordinance imposing a temporary moratorium on data centers (Aug. 25, 2026; SCH 2026081121)
- Status
- Status unknown
- Expired
- October 9, 2026
- Applies to
- Data center developers in unincorporated Calaveras County
- Enforced by
- Calaveras County Planning Department; Board of Supervisors
Calaveras County supervisors voted 4-0 on Aug. 25, 2026 to pause data center development in the county's unincorporated areas for 45 days. The pause can be extended for up to two years while staff write permanent rules. The planning director said developers had shown interest in large sites, and some claimed they could build 'by right.' The board also asked staff to look at allowing small data centers as secondary uses for hospitals and other local operations. The first 45-day term ran out around Oct. 9. No extension had been found as of Oct. 10.
Who is protected: Residents of unincorporated Calaveras County
Legal detail
Calaveras County, Calif. Urgency ordinance 'imposing a temporary moratorium on Data Centers' (CEQAnet SCH 2026081121, posted Aug. 31, 2026, CEQA-exempt). The ordinance establishes 'a temporary moratorium on the approval or development of Data Centers in Calaveras County,' covering unincorporated areas including facilities under 5,000 sq ft. Adopted 4-0 on Aug. 25, 2026, with Board Chair Benjamin Stopper absent. Term: 45 days, extendable up to two years (Cal. Gov. Code § 65858 framework). Computed initial expiry: Oct. 9, 2026. Staff were directed to study allowing smaller data centers as secondary uses for hospitals and county operations. Status 'unknown' because the initial term has lapsed and no extension was confirmed. Companion: Angels Camp CA 45-day data center moratorium.
Key facts
| Jurisdiction | Calaveras County, CA |
|---|---|
| Level | County |
| Enacted | August 25, 2026 |
| Citation | Calaveras County urgency ordinance imposing a temporary moratorium on data centers (Aug. 25, 2026; SCH 2026081121) |
| Private right of action | No, agency enforcement only |
| Penalties | No data center approvals or development during the moratorium |
| Topics | data-center siting and energy |
| Agency page | Ordinance imposing a temporary moratorium on Data Centers (CEQAnet, County of Calaveras, posted Aug. 31, 2026) |
Related data-center siting and energy rules elsewhere
- Superior WI Data Center Moratorium (1-year) · In effect
- Dane County WI Hyperscale Data Center Moratorium · In effect
- Madison WI Data Center Moratorium (1-year) · In effect
- Manitowoc County WI Data Center Moratorium · In effect
- WA SB 5982 (Data Center / Clean Energy) · In effect
- Dayton OH data center moratorium (180-day, Apr 2026) · In effect
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