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Post-Attack Command and Control System Facility, Hadley
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<p>Post-Attack Command and Control System Facility, Hadley is a defunct <a href="/facts/Post-Attack_Command_and_Control_System/6Vj3VKIY">Post-Attack Command and Control System</a> facility that operated from June 2, 1958 until 1970. It is located on and under <a href="/facts/Bare_Mountain_(Massachusetts)/PE9XYhFf">Bare Mountain</a> in <a href="/facts/Hadley%2c_Massachusetts/IeuxbMlk">Hadley, Massachusetts</a>. The facility was known by many different names: <a href="/facts/8th_Air_Force/6zQIXMFk">8th Air Force</a> Combat Operations Center (COC), "The Notch", and "Westover Communications Annex" since it was related to nearby <a href="/facts/Westover_Joint_Air_Reserve_Base/Tw15vG53">Westover Air Force Base</a>, and nicknamed The Bunker. </p><p>The facility has been described as having two underground stories amounting to 40,000 square feet (3,700 m2). It was designed to house 135 people. </p>