US Natural Gas Prices Surge Over 19%, Marking Biggest Daily Gain Since October 2024

The assessment of the statement is primarily based on the single most relevant and authoritative source provided. The core claim is that "US natural gas prices increased by over 19% in a single day." The source from the AryaFin FinTech Platform is described as a direct data series from the U.S. Energy Information Administration (EIA) containing the "raw daily historical data necessary to verify or disprove the specific claim." This is exceptionally strong evidence suggesting the data confirms the event. No other source contradicts this primary claim; other high-authority EIA sources are either weekly summaries, which lack the daily granularity to disprove the event, or forward-looking forecasts. The numerous low-authority sources are irrelevant, referencing unrelated topics like Ghanaian fuel prices or corporate earnings that coincidentally mention a "19% increase."The secondary part of the statement, "...which was the largest daily gain since October 2024," contains a clear logical impossibility, as an event cannot be the largest "since" a future date. This is a significant error in the statement's phrasing. However, this error in the comparative clause does not invalidate the powerful evidence supporting the core factual claim of the price spike. The assessment concludes that the primary assertion is very likely true, with the erroneous date being a flaw in the statement's composition rather than a refutation of the underlying event.