Starfleet Records. Alerts: Condition Red. Double red: Captain Kirk once declared a double red alert during off-hours, when Spock detected the distinctive sound of a phaser on overload hidden in Kirk's quarters. Realizing that there were only a few seconds available to evacuate that section of the ship, Kirk ordered a double red alert. Kirk remained in his cabin to search for the phaser, which, ironically, became visible when it was silhouetted inside the alert light fixture. Kirk was able to dro

Starfleet Records. Alerts: Condition Red. Double red alert is a rarely used alert signal for extremely dire situations, especially when a nearly instantaneous response was required. A double red alert is technically equivalent to a red alert, except that it conveyed a higher sense of urgency. The alarms and lights for a double red alert are the same as for a standard red alert. Source: TOS: "The Conscience of the King" | Starfleet Command

Starfleet Records. Alerts: Condition Blue. Blue alert (also code blue or condition blue) is an alert signal status on Starfleet vessels and outposts which is called for in exceptional situations, including, but not limited to, environmental hazards to the crew, main power failure, docking and separation maneuvers, and landing protocols, for ships with the capability like Intrepid-class. | Starfleet Command