2026-05-17
Why can non-firm power create risk for high-uptime compute loads?
Non-Firm Power and AI Data Centers
Short Answer
Non-firm power can create risk for AI data centers because access to power may be exposed to curtailment, congestion, or lower service priority during grid stress.
Key Data
| Area | Impact | Notes |
|---|---|---|
| Firm Service | Higher Certainty | Firm service has stronger reservation priority |
| Non-Firm Service | Higher Risk | Non-firm arrangements may not support high-uptime operations |
| Curtailment Exposure | Material | Interruptions can affect redundancy, backup power, and economics |
Notes
Non-firm service may appear useful when firm power is hard to secure. But AI data centers and other constant loads have different operating requirements than flexible or interruptible loads.
For high-uptime compute, the issue is not only price. The issue is whether power can be delivered reliably enough to support the operating model.
Source: PJM Manual 2, Transmission Service Request, Section 1.1.1
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