Oklahoma's data center sector faces mounting local and tribal pushback driven by hyperscale AI facilities' heavy demands on electricity, groundwater, and grid infrastructure. Multiple cities including Oklahoma City, Tulsa, Edmond, and Norman enacted temporary moratoria through late 2026 or 2027 to study zoning, rate impacts, and environmental effects, while tribes such as the Seminole, Cherokee, Kickapoo, and recently the Cheyenne and Arapaho approved multi-year pauses on their lands. The state legislature passed the 2026 Data Center Customer Ratepayer Protection Act and Groundwater Modernization Act to shift costs and restrict evaporative cooling, rather than impose a statewide ban. A proposed SB 1488 moratorium failed to advance, and fresh projects like Lambda's Mayes County site continue under the new rules. Traders are pricing in the possibility of broader action only over longer horizons amid ongoing local resistance and resource constraints.