A significant milestone has been reached in the US emergency oil reserve. The reserve has dropped below 300 million barrels of oil. This is the first time this has happened since the 1980s, when the reserve was being filled.

The reserve's level is now at a historic low, with details of the current situation available from KTSM 9 News. Further information on this development can be found through the news source. Limited details are available on the current status, but it is known that the reserve has not been this low in decades.

For more information, readers can refer to the original report from KTSM 9 News.