AI Governance
Data Centers
Drones
Climate
Privacy
2026 Maine Senate
Bob Dylan
Texas Puts Data Center Power Access Under Review
Yesterday was less about new campuses than about the conditions under which the next wave can proceed. Texas turned an already crowded large-load queue into an active gatekeeping exercise, asking developers to substantiate not only their electricity needs but also water use, ownership, incentives, and plans to manage local effects before additional grid connections advance.
That is a meaningful change in emphasis. Power access has long determined whether a data center can be built; Texas is now treating the credibility and public cost of the project behind the load request as part of the connection question itself. Elsewhere, local governments and institutions continued to test how much control they retain over siting, cooling, and neighborhood impacts.
Governor Greg Abbott directed the Public Utility Commission of Texas and ERCOT to pause approvals for new data-center grid connections while they audit planned projects. Reuters reported that ERCOT is reviewing roughly 474 GW of proposed demand, about 90 percent of it associated with data centers. That number is not a forecast of built capacity, but it is large enough to make speculative, poorly documented, or underfunded requests a grid-planning problem in their own right.
The Texas review reaches beyond megawatts. Developers must provide information on water consumption, whether they will rely on the grid or self-supply generation, ownership, incentives, and mitigation of local effects. ERCOT also postponed its Batch Zero transmission study, while proposed 765-kV transmission lines have encountered rural landowner opposition. The state is confronting the full chain required to serve large loads, not merely the connection point at a substation.
Project movement remained uneven. Amazon Web Services withdrew its Calvert Technology Center application in Calvert County, Maryland, removing a proposed data center near Calvert Cliffs Nuclear Power Plant from the county's active process. No reason was given, so the withdrawal should not be read as a broader reversal in AWS strategy. In Brownsville, Texas, officials considered a 90-day pause and detailed rules that would steer future facilities to heavy-industrial areas and require proof of power and water capacity.
Key Points
- The Texas action makes a distinction that is becoming more important for developers, utilities, and investors: a place in a load queue is not the same as a bankable path to power. Where regulators question the scale, readiness, and public costs of proposed demand, schedule certainty increasingly depends on documentation and infrastructure commitments that once sat outside the interconnection process.
- Heat has made the planning problem more immediate. E&E News reported that July demand records pushed PJM, the Southwest Power Pool, and ERCOT into very different operating conditions: PJM saw prices above $2,000 per MWh and the Southwest Power Pool used emergency conservation measures, while ERCOT met a 91-GW peak without comparable emergency action. Solar, batteries, flexible cryptomining load, and natural-gas generation helped Texas through that episode, but the contrast underscores why prospective data-center demand is attracting sharper scrutiny before the next extreme-weather event.
- Water planning is beginning to move from a debate over consumption toward a debate over infrastructure. Chicago's Metropolitan Water Reclamation District is examining whether treated wastewater from the Calumet plant could cool nearby data centers, CBS News reported. The concept could ease pressure on Lake Michigan, but the expensive pipes and pumps required mean that non-potable cooling is a site-development proposition, not a simple equipment choice.
- A separate federal move could complicate data-center procurement. Reuters reported that the FCC is drafting a measure to block new Chinese optical-transceiver models from U.S. imports over security concerns. The measure is not final, but it would affect fiber links within data centers and could force cloud operators toward a smaller pool of suppliers, with cost and availability consequences for rapid buildouts.
Implications
For Texas projects, the immediate risk is delay and uncertainty rather than an automatic denial. But financing, construction contracts, and tenant commitments will be harder to underwrite if an interconnection request can be held up by questions about power supply, water use, incentives, or local mitigation. Developers that can demonstrate dedicated infrastructure, credible load forecasts, and clear cost responsibility will be better placed than those relying on headline capacity claims.
The politics of transmission are now tied directly to data-center growth. A facility can offer to pay for a substation or new generation, yet still depend on lines crossing other communities and landowners. That helps explain why Texas's audit matters beyond the queue: it may determine which proposed loads justify system investments that are increasingly difficult to build.
Local resistance is not producing a uniform halt. Fisk University is still seeking a partner for its proposed 70,000-square-foot Nashville data center, which university leaders say could support campus finances and academic programs, even as students, alumni, and neighbors oppose it. But Nashville's late-July moratorium and restrictions may block approval. The practical lesson is that an economic-development rationale can sustain a project discussion, but it no longer substitutes for a compatible zoning and environmental case.
The cooling question is becoming more consequential because each solution shifts rather than eliminates pressure. Evaporative cooling can require substantial water; air and closed-loop approaches can increase electricity needs or capital costs; recycled-water systems require new utility infrastructure. The next generation of viable sites may be defined by whether communities and utilities can support the chosen tradeoff, not by a universal preference for one technology.
Watchpoints
Watch
How ERCOT and the Public Utility Commission of Texas define the audit's scope, timing, and legal effect, particularly for projects already in the queue or proposing self-supplied generation.
Watch
Whether Texas follows the pause with durable rules on large-load cost recovery, disclosure, curtailment, water efficiency, or developer responsibility for transmission and local infrastructure.
Watch
Whether Brownsville adopts its proposed moratorium and what final standards it sets for industrial siting, closed-loop cooling, setbacks, utility coordination, and annual compliance reviews.
Watch
Whether the FCC publishes a formal optical-transceiver proposal, including transition rules and the range of equipment covered.
Watch
Whether Chicago's recycled-water study advances to a defined pipeline, financing, and public-review plan rather than remaining an early feasibility option.
Watch
The next step for Fisk's proposal under Nashville's new restrictions, and whether the university can identify a development partner and a path through the local approval process.
Fallout
Yesterday brought meaningful movement in two connected areas: the treatment of large data-center loads in grid planning, and the increasingly detailed conditions communities are placing on future sites. Water and equipment supply also emerged as practical constraints rather than secondary concerns.
Power Access Becomes A Readiness Test
Large data-center proposals have outpaced the ability of utilities and regulators to distinguish mature projects from speculative demand. The resulting concern is not simply how much power is needed, but who pays for generation, transmission, and delivery infrastructure if projected loads do not materialize.
Fresh developments
Texas made that concern operational by pausing new data-center connection approvals while ERCOT and state regulators audit proposed projects. The requested disclosures combine electric demand with water use, power-source plans, incentives, ownership, and community mitigation. Reporting on July heat also showed why regulators are unwilling to treat very large prospective loads as a distant planning issue.
Why we noticed
A queue position has traditionally been an important milestone for a project. Texas is indicating that the underlying project may now face a further test of credibility before its demand can drive transmission studies or other system commitments. That could alter development schedules and the value assigned to early-stage power claims.
Watch for:
- Audit criteria and treatment of projects already seeking ERCOT service
- Any formal Texas rules on infrastructure cost allocation or large-load disclosure
- Whether postponed transmission planning resumes with revised demand assumptions
Local Rules Move From Moratoria To Operating Conditions
Cities and counties across the United States have been using temporary pauses to gain time for data-center-specific rules. The substantive question is increasingly what a project must demonstrate on siting, water, noise, power, and community protections before it proceeds.
Fresh developments
Brownsville considered a 90-day moratorium alongside a proposed ordinance that would limit facilities to heavy-industrial districts, require Special Use Permits, mandate closed-loop cooling, and require demonstrated utility capacity. In Nashville, Fisk's proposal faces a new local environment shaped by a temporary moratorium and restrictions adopted in late July. AWS's withdrawal in Calvert County offered a reminder that site pipelines can narrow before formal approvals are completed.
Why we noticed
These measures do not amount to a nationwide ban, and they affect projects differently depending on timing and local law. But they make site-selection diligence more demanding: proximity to sensitive uses, cooling design, water disposal, utility proof, and the maturity of an application can determine whether a project even reaches a conventional permitting debate.
Watch for:
- Brownsville's vote on a moratorium and final ordinance language
- Whether Nashville's restrictions foreclose or reshape Fisk's proposed facility
- Any clarification from AWS on its Calvert County withdrawal
Water And Network Hardware Join The Critical Path
Cooling-water availability and high-speed network equipment are often treated as supporting details in a campus announcement. They are becoming delivery constraints with their own infrastructure, regulatory, and supply-chain requirements.
Fresh developments
Chicago's wastewater utility began evaluating treated effluent as a cooling source for nearby data centers, an approach that could preserve freshwater but would require costly new conveyance infrastructure and public review. At the same time, the FCC's draft restriction on Chinese optical transceivers raised the prospect that security policy could affect the availability and price of core data-center networking equipment.
Why we noticed
Both developments expose a wider reality of AI infrastructure: the limiting component may be neither land nor servers. A viable cooling plan can require a new water network, while a viable computing hall depends on specialized optical hardware whose supply can be altered by national-security policy.
Watch for:
- Whether Chicago advances a funded recycled-water project
- The FCC's formal proposal and its compliance timetable
- Supplier and cloud-operator responses to possible transceiver restrictions
Final Thought
The next contest in data-center development is not over whether demand exists, but over which projects can prove that their demand can be served without leaving utilities, communities, or supply chains to absorb the unfinished work.