Barber Lake 500 MW additional capacity
Company: Cipher Mining - Project: Barber Lake Facility
The claim, verbatim
Signed MOU to negotiate building an additional 500 MW data center adjacent to the current 300 MW facility at Barber Lake, expected to be available in 2029-2030.
Source (primary)
cipher-mining 8-K exhibit (ciphermining_businessupd.htm) (SEC EDGAR (8-K Ex), press_release)
View cached copy (2026-09-27)Live source ↗
Quote: “Signed MOU to negotiate building an additional 500 MW data center adjacent to the current 300 MW site, expected to be available 2029 – 2030”
How we checked this
Checked on September 29, 2026. The cited source supports every part of this claim.
The timeline footnote ties the additional 500 MW MOU to Barber Lake and its 2029-2030 availability, and the Barber Lake slide shows 300 MW of approved capacity.
Confirmed in the source:
- Cipher signed an MOU to negotiate building an additional 500 MW data center
- The additional data center would be adjacent to the current 300 MW site
- The current 300 MW site is Barber Lake
- The additional capacity is expected to be available in 2029-2030
What we did: Read our cached copy of SEC EDGAR (8-K Ex) (https://www.sec.gov/Archives/edgar/data/1819989/000181998925000110/ciphermining_businessupd.htm) in full (21,477 characters, retrieved September 27, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms cipher-mining 8-K exhibit (ciphermining_businessupd.htm)
Quote: “Signed MOU to negotiate building an additional 500 MW data center adjacent to the current 300 MW site, expected to be available 2029 – 2030”