Barber Lake total capacity
Company: Cipher Mining - Project: Barber Lake Facility
The claim, verbatim
Barber Lake Facility will have gross capacity of 300 MW
Source (primary)
Cipher Mining 10-K filed 2026-02-24 (SEC EDGAR, sec_filing)
View cached copy (2026-08-31)Live source ↗
Quote: “The Barber Lake Facility is being constructed on 250 acres of land owned by Cipher Barber Lake, and will have a gross capacity of 300 MW.”
How we checked this
Checked on September 16, 2026. The cited source supports every part of this claim.
The 10-K states directly that the Barber Lake Facility will have a gross capacity of 300 MW.
Confirmed in the source:
- The Barber Lake Facility will have a gross capacity of 300 MW
- The Barber Lake Facility is being constructed on 250 acres of land owned by Cipher Barber Lake
What we did: Read our cached copy of SEC EDGAR (https://www.sec.gov/Archives/edgar/data/1819989/000181998926000009/cifr-20251231.htm) in full (477,779 characters, retrieved August 31, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms Cipher Mining 10-K filed 2026-02-24
Quote: “The Barber Lake Facility is being constructed on 250 acres of land owned by Cipher Barber Lake, and will have a gross capacity of 300 MW.”