Update: Eastbound lane on Diamond Drive reopened

Published on October 20, 2025

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UPDATE: As of 8:10 p.m., Oct. 20, Los Alamos County officials report that the disabled truck and trailer have been towed from the area of Diamond Drive and Arkansas. The eastbound lane has been fully reopened.

As of 4:45 p.m., Monday, Oct. 20, Los Alamos County officials report that eastbound traffic on Diamond Drive at Arkansas is reduced to one lane due to a disabled truck and trailer. Motorists are advised to expect delays and exercise caution in the area.

The estimated time to reopen the lane is not yet known.