Generally >50 MW individually or 100 MW aggregate
Separate from the 25 MW GRID permitting threshold.Understand it / 20 seconds
Will data centers raise my electric bill?
The short answer: it depends on how the project is structured. A large load can require expensive generation, transmission, and substations. Your bill is affected by the rules deciding who pays for those assets and who carries the risk if the project changes.
02Show meFollow the connection
- 01Data center load
- 02Grid upgrades
- 03Utility cost
- 04Regulatory allocation
- 05Your bill
Here's what matters
The answer changes when these conditions change.
- 01Does existing capacity handle the load?
- 02What generation and transmission must be built?
- 03What minimum bill and contract term apply?
- 04Who pays if the project is delayed or uses less power?
- 05Does the investment create broader grid benefits?
Electricity / Follow the obligation
A forecast is a band.
A bill impact is a rule.
National demand tells planners what may be coming. Tariffs and contracts decide who carries a project's local costs and cancellation risk.
Observed estimate1762023 · TWh · 4.4%
Earlier forecast325–5802028 · 6.7%–12%
Updated forecast band521—649—8432030 · reference 11.8% · range 9.5%–15.3%
Change one contract outcome
What happens if requested power never arrives?
Minimum billing, collateral, and exit fees can keep more project-specific risk with the large customer. Enforcement still matters.
Data-center loads above about 25 MW
Not statewide.Qualifying customers at or above 25 MW
Effective January 1, 2027 where supported; not every Virginia utility.Certain very large loads, generally above 100 MW
Project contracts may not be public.Eligible customers with at least 70 MW firm load
Redacted terms are unknown; LPSC guidance is explicitly nonbinding.03Prove itOpen the machinery
Inspect the claims behind this answer.
Each layer shows evidence type, geography, assumptions, caveats, review date, and original sources.
Disputed
A data center does not automatically raise every resident's bill, but weak cost-allocation rules can leave other customers carrying infrastructure risk or cost.
The decisive questions are what must be built, who finances it, how costs enter rates, and what happens if the expected load never arrives.
Local
Georgia's large-load rule permits longer contracts and minimum billing for new customers above 100 MW and requires regulator review of covered contracts.
The design is meant to reduce the risk that infrastructure is built for a customer that later leaves or uses less power than forecast.
Local
Virginia created a separate GS-5 class for qualifying large loads, with a 14-year service obligation and minimum monthly transmission and distribution charges set at 85% of contracted levels.
Separate classification is intended to recover the distinct cost of serving hyperscale loads and reduce cost shifting.
Forecast
U.S. data-center electricity use is forecast at 649 TWh in the 2030 reference case, with compounded uncertainty of 521–843 TWh (9.5%–15.3% of U.S. electricity).
U.S. data-center electricity use is forecast at 649 TWh in the 2030 reference case, with compounded uncertainty of 521–843 TWh (9.5%–15.3% of U.S. electricity).
Regulatory requirement
Pennsylvania's PUC model tariff generally addresses loads above 50 MW individually or 100 MW in aggregate.
Pennsylvania's PUC model tariff generally addresses loads above 50 MW individually or 100 MW in aggregate.
Regulatory requirement
In AEP Ohio territory, qualifying data-center loads above about 25 MW can face minimum-demand provisions up to roughly 85% of contracted capacity and terms up to 12 years including ramp.
In AEP Ohio territory, qualifying data-center loads above about 25 MW can face minimum-demand provisions up to roughly 85% of contracted capacity and terms up to 12 years including ramp.
Regulatory requirement
Dominion's GS-5 framework applies to qualifying customers at or above 25 MW and includes minimum requirements around 85% of contracted transmission/distribution demand and 60% of generation demand.
Dominion's GS-5 framework applies to qualifying customers at or above 25 MW and includes minimum requirements around 85% of contracted transmission/distribution demand and 60% of generation demand.
Regulatory requirement
Georgia Power rules for certain very large loads, generally above 100 MW, can require longer agreements, minimum bills, financial security, and infrastructure charges under regulatory oversight.
Georgia Power rules for certain very large loads, generally above 100 MW, can require longer agreements, minimum bills, financial security, and infrastructure charges under regulatory oversight.
Regulatory requirement
Entergy Louisiana's relevant structure covers eligible customers with at least 70 MW of firm load and specified contract terms.
Entergy Louisiana's relevant structure covers eligible customers with at least 70 MW of firm load and specified contract terms.