Prime Sacramento McClellan Park Phase 2 Expansion
North Highlands, Sacramento County, CA
Prime Sacramento McClellan Park Phase 2 Expansion is a data center under construction in North Highlands, CA, developed by Prime Data Centers. The project is sized at 18 MW. Two-story ~110,000 sq ft third facility at 2407 AK Street on 7.74 acres; groundbreak targeted end Q2 2025; up to 120kW+/rack liquid-cooled. Reported 2025. [Reviewed 2026-10-09: verified] Prime broke ground on SMF02, the second Sacramento data center at the McClellan Park campus in May 2026; Sacramento County permits show active project PLNP2024-00238 in progress. Source: https://www.datacenterdynamics.com/en/news/prime-breaks-ground-on-latest-data-center-in-sacramento-california/.
- 18 MWPlanned capacity
Project status
- Announced
- Permitting
- Under construction
- Operational
Recorded changes
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Community sentiment
Should this project be built?
What’s next
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Latest news
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Records and documentation
California state legislation
- CPUC Resolution E-5420 - PG&E Service to STACK Infrastructure (San Jose)Approved PG&E special facilities/service arrangement for a 90MW STACK Infrastructure data center in San Jose.Download
- CPUC Resolution E-5439 - PG&E Service to Microsoft "SJC02" (San Jose)Approved PG&E special facilities/service arrangement for a 90MW Microsoft data center campus in San Jose.Download
- CPUC Application A.24-11-007 - PG&E Electric Rule 30 Revision (Large Transmission-Load Tariff)PG&E-filed revision to Electric Rule 30 creating tariff terms for large transmission-voltage loads (data centers), including minimum-take and collateral provisions.Download
- SB 886 - Data center electricity rates: separate rate classCreates a separate electricity rate class for data centers.Download
- SB6231 - Removes data center equipment replacement tax exemptionRemoves the tax exemption for replacement of data center equipment.Download
- SB 2406 - Data center nondisclosure agreement penaltiesEstablishes penalties for data center nondisclosure agreements.Download
- SB960 - Data center electric cost allocation studyDirects the SCC to determine whether non-data-center customers subsidize data centers.Download
- HB05076 - AI data center energy/water efficiency requirementsConcerns energy and water efficiency requirements for AI data centers.Download
- SB 887California bill removing CEQA categorical exemptions as applied to data center projects.Download
- S08540 - Accountability of Costs for Data Centers ActEstablishes independent classification of service for large energy-use facilities to allocate data center costs.Download
- HB1246 - Prohibits nondisclosure of data center agreementsProhibits nondisclosure of certain agreements related to data centers.Download
- SB 1168 - Data centers: rate structuresEstablishes rate structures applicable to data centers.Download
- CPUC Rulemaking R.26-04-009 - Advanced Rate Design (Large Load / Data Center Cost Allocation)Statewide rulemaking opened 2026, driven by SB 57, addressing cost allocation and rate design for large-load customers including data centers.Download
- CPUC Advice Letter 7785-E / Draft Resolution E-5455 - PG&E Service to Google (San Jose, 250MW)Pending as of Sep 2026 -- PG&E advice letter for a 250MW Google data center in San Jose, protested by the Public Advocates Office over ratepayer cost allocation.Download
- AB2469 - Data centers: water use disclosures.Description comingDownload
- AB1095 - Data centers: waste heat energy.Description comingDownload
- AB93 - Water resources: data centers.Description comingDownload
- SB57 - Electrical corporations: data centers: report.Description comingDownload
- AB2619 - Water resources: data centers.Description comingDownload
- SB978 - Data centers: labor: electricity rates.Description comingDownload
- AB1577 - Data centers: reporting.Description comingDownload
- AB2383 - Electricity: data centers.Description comingDownload
- AB222 - Data centers: power usage effectiveness: cost shifts.Description comingDownload
Site details
- Operator
- Prime Data Centers
- County
- Sacramento County, CA
- Capacity
- 18 MW
- Address
- North Highlands, CA
- Stage
- Under construction
Size: not on file
Map
Photos
Google Street View
California and Texas Announce Restrictions on Data Center DevelopmentBusiness Insider
Newsom signs ‘most comprehensive data center laws’ in USSanta Rosa Press Democrat
California tightens rules on AI data center energy and water useThe Verge
California enacts data center laws giving communities more control over facilitiesCBS News
An $8 billion Treasury break helped Meta’s tax rate hit 2%. Senators want data center tax answersFortune
The states with the fewest and most data centers, rankedBusiness Insider
Finns Are Seething After Google Illegally Toppled 250,000 Trees for a Data CenterMother Jones
Google offer to pay others to help data center powerArkansas Online
This bill would make data centers pay their own way for powerSalt Lake City Deseret News
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