Google Cloud in Texas:

    Region: us-south1 (Dallas)
    Zones: us-south1-a, us-south1-b, us-south1-c
    Availability: Dallas, Texas is also listed as a location for Vertex AI. 

    Region: "South Central US" (paired with "North Central US")
    Azure Government: Region in Austin, Texas
    Availability: Azure has a physical presence in Texas. 

This sounds like someone was trying to mitigate the "AI is eating our small town electricity" and threw the baby along with the water.