Aterio Flags Delay Risk for Oracle’s 1.3 GW Wisconsin Data Center
Business Wire•30/09/2026•08:15 ET
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Key Highlights
- ➤1.3 GW Wisconsin campus meaningful load unlikely before mid-2028
- ➤Oracle’s second-half 2027 delivery guidance faces material delay risk
- ➤PSC restarted review after revoking ATC’s completeness finding
- ➤Base case sees partial power December 2027, full capacity October 2028
- ➤PSC completeness decision expected around October 19, 2026
Expert Statements
Javier Reyes, Head of Data Center Research, Aterio
“Construction at Port Washington is progressing steadily, but power delivery depends on a regulatory process that has restarted. Based on the public record, we see a meaningful risk that load arrives later than Oracle’s current guidance.”
Aterio Flags Delay Risk for Oracle’s 1.3 GW Wisconsin Data Center
Restarted transmission review puts meaningful power at Vantage’s Port Washington campus closer to mid-2028 than Oracle’s 2027 target
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