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Database of nuclear tests, United States: Introduction

• ID no.--number in this listing
• Series
• Shot name--name
• Shot code--
  • X--not included in some listings
• Year, month, day (GMT)
• Time (GMT)
• Site--
  • test sites:
    • AK--Amichitka Island, Alaska
    • BK--Bikini Atoll, Trust Territory of the Pacific Islands (now Marshall Islands)
    • EN--Enwetak Atoll, Trust Territory of the Pacific Islands (now Marshall Islands)
    • JO--Johnston Island
    • LI-CH--Christmas Island, Line Islands (now Kiritimati), Pacific Ocean
    • NARF--Nellis Air Force Range, Nevada
    • NM-A--Alamagordo area, New Mexico
    • NV--Nevada Test Site, Nevada, USA:
      • NV-FF--NTS, Frenchman Flat
      • NV-PM--NTS, Pahute Mesa
      • NV-RM--NTS, Rainier Mesa
      • NV-YF--NTS, Yucca Flat
      • NV-15--NTS, Area 15
      • NV-16--NTS, Area 16
      • NV-18--NTS, Area 18
      • NV-30--NTS, Area 30
  • outside testing areas:
    • -CO--Colorado
    • -JP--Japan (two combat uses)
    • -LA--Los Alamos National Laboratory, New Mexico
    • -MS--Mississippi
    • -NM--New Mexico (outside test ranges)
    • -NV--Nevada (outside test ranges)
    • -PAC--Pacific Ocean
    • -SATL--South Atlantic Ocean
• Latitude (° N) and Longitude (° E)
• Location code
• Hole designation--area for Nevada Test Site shots
• Height of burst--negative indicates depth
• Ground zero altitude--0 indicates burst above/below water
• Ground zero code
• Type of detonation--
  • A--atmospheric
    • A-AD--airdrop
    • A-B--balloon
    • A-R--rocket or missile
  • AH--atmospheric, high altitude (between 30 km and 80 km)
    • AH-R--rocket or missile
  • AS--atmospheric, surface
    • AS-T--tower
  • AW--atmospheric, water surface
    • AW-BG--barge
  • AX--space (altitude over 80 km)
    • AX-R--rocket or missile
  • CR--cratering burst (shallow subsurface)
  • UG--underground
    • UG-S--shaft
    • UG-T--tunnel
    • UG-TC--cavity in tunnel
  • UW--underwater
• Purpose--
  • C--combat use, strategic warfare
  • PR--peaceful research
  • SE--safety experiment
  • ST--safety/transport experiment
  • VU--Vela uniform test
  • WE--weapons effects
  • WR--nuclear weapons related
• Yield, minimum and maximum--in kt, announced figures
• Yield, estimated--in kt, reported figures from unofficial sources
• Yield notes
• Yield, preferred value
• Magnitude Mb--seismic
• Crater--diameter in meters
• Vented--radioactivity release in curies
• Device
  • BF--boosted fission
  • FZ--fizzile
  • IC--implosion, composite core
  • IP--implosion, plutonium core
  • IU--implosion, uranium core
  • LI--linear implosion, plutonium core
  • ND--no detonation
  • TC--thermonuclear, multistage, "clean" (less than 30% fission yield)
  • TD--thermonuclear, multistage, "dirty" (more than 60% fission yield)
  • TN--thermonuclear, multistage (number indicates % fission)
• Warhead
• Sponsor
• Reported
• Notes