US API Heating Oil Inventories for October 2025: Significant Increase in Stockpiles

The American Petroleum Institute (API) released heating oil inventory data for the week ending September 26, 2025, on October 1. The reported figure was 576,000 barrels, compared to the previous value of -110,000 barrels.This data represents weekly API heating oil inventories and carries considerable market impact. Data collection leverages official sources such as the US Energy Information Administration (EIA), and may also involve data exchanges with oil companies and traders, as well as surveys and reports to track imports and sources of various petroleum products.The importance level for this release is rated at 2. The statistical method is API, with publication occurring weekly. The next release is scheduled for October 8, 2025.

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