OpenAI / SB Energy - Milam County is a data center operated by OpenAI in Cameron, TX, US. It carries a reported power capacity of 1200.0 MW and is currently under development. It sits in the Austin data-center market on the ERCOT grid, which DC Hub's Data Center Power Index currently rates CAUTION, with an estimated 61.3-month time-to-power. The market shows mixed signals — validate live grid headroom and queue depth before committing capacity.
Data Center Power Index verdict for Austin — the market this facility sits in.
Full DCPI breakdown →DC Hub analyst read on Austin — the market this facility sits in (full deep-dive →).
Austin's market shows moderate supply with meaningful operational friction. Across 63 tracked facilities totaling 197 MW, excess-power availability scores 64/100—indicating usable capacity exists, but constraints score 59/100, signaling that land, interconnect, and grid access remain bottlenecks. The market hosts a fragmented operator base: 14 facilities remain unaffiliated with tracked major operators, while Switch, CyrusOne, and Data Foundry each maintain 2–3 sites. This operational dispersion contrasts with markets where one or two players dominate infrastructure, creating both opportunity and friction for transaction flow. The CAUTION verdict reflects a market in transition rather than immediate dysfunction, but it carries specific implications for acquisition-focused investors. Unlike markets with AVOID ratings due to constraint scores above 65/100, Austin's 59/100 constraint level…
Comparable facilities in Cameron tracked by DC Hub — compare power, operators, and grid context across the market.
get_facility slug="openai-openai-sb-energy-milam-county-4c6fdfb8" (endpoint https://dchub.cloud/mcp) for the full cited record. Connect:
https://dchub.cloud/connect?src=page-onramp&entity=openai-openai-sb-energy-milam-county-4c6fdfb8