| | | |  2004 | |
| | | 1. Trinity Site Marker | | | Inscription. The world's first atomic explosion occurred on July 16, 1945, at the Trinity Site near the north end of the historic Jornada del Muerto. It marked the beginning of the nuclear age, and the culmination of the Manhattan Project. The site, now part of the White Sands Missile Range, is closed to the public. Location. 33° 53.067′ N, 106° 40.3′ W. Marker is in White Sands Proving Grounds, New Mexico, in Socorro County. Marker is on U.S. 380 near WSMR P Route 7 (New Mexico Route 525). Click for map. Marker is in this post office area: San Antonio NM 87832, United States of America. Other nearby markers. At least 3 other markers are within 12 miles of this marker, as the crow flies. Carthage-Tokay-Farley (approx. 3.1 miles away); San Pedro (approx. 10.2 miles away); San Antonio (approx. 11.8 miles away). Additional comments. 1. Trinity Site The first atomic bomb was tested at 5:29:45 A.M. Mountain War Time on July 16, 1945. It was a 19 kilton explosion that ended the war in the Pacific but also brought the world into the atomic age. The explosion took up a 51,500 acre area. The site is now a Historical and National Landmark, and is on what is now White Sand Missle Range. It is open to the public twice a year.| | | |  By Bill Kirchner, July 21, 2011 | |
| | | 2. rear of Trinity Site Marker | | |
— Submitted October 24, 2012. |