Announced United States Nuclear Tests -- By Event: 5
sos: Event Name

Date (GCT).

Location... |... Type. --

Purpose... {0sYield.Range.....
es

One

Nash
Accidental release of radioactivity
detectedoff site

01/19/67

NTS

Shaft

WeaponsRelated

20 to 200 kt

Navajo

07/10/56

Bikini

Barge

Weapons Related

Nebbialo

06/24/82

NTS

Shaft

Weapons Related

20 to 150 kt

Nectar

05/13/54

Enewetak

Barge

WeaponsRelated

1.69 MT

Neptune
Slight venting

10/14/58

NTS

Tunnel

Safety Experiment

115 tons

Nessel

08/29/79

NTS

Shaft

Joint US-UK

20 to 150 kt

New Point

12/13/66

NTS

Shaft

WeaponsEffects

Less than 20 kt

Newark

09/29/66

NTS

Shaft

WeaponsRelated

Less than 20 kt

Newton

09/16/57

NTS

Balloon

Weapons Related

12 kt

Nightingale
Simultaneous with Rhyolite

06/22/88

NTS

Shaft

Safety Experiment

Less than 150 kt

Niza

07/10/81

NTS

Shaft

WeaponsRelated

Less than 20 kt

Noggin

09/06/68

NTS

Shaft

Weapons Related

20 to 200 kt

Noor

04/10/68

NTS

Shaft

Weapons Related

20 to 200 kt

Norbo

03/08/80

NTS

Shaft

Weapons Related

Less than 20 kt

Numbat

12/12/62

NTS

Shaft

Weapons Related

Low

Nutmeg

05/21/58

Bikini

Barge

Weapons Related

Oak

06/28/58

Enewetak

Barge

Weapons Related

8.9 MT

Obar

04/30/75

NTS

Shaft

Weapons Related

20 to 200 kt

Oberon
No radioactive release detected

10/22/58

NTS

Tower

Safety Experiment

Zero

Radioactivity not detected off site

DoD Event
Accidental release of radioactivity
detected on site only

-87-

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