Scram

A scram is a rapid plant shutdown through the insertion of all control rods

• A automatic scram is the type of scram which is triggered by automatically detecting various plant conditions (or even invalid signal).
• A manual scram means that the control rod insertion was trigger by a plant operators.

Scram lists

[Table View]

Loading map...

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Automatic Scram

	Start date	Site	Region
ENS 54239	25 August 2019 16:02:00	Quad Cities	NRC Region 3
ENS 54224	16 August 2019 15:21:00	Palo Verde	NRC Region 4
ENS 54212	11 August 2019 12:40:00	Robinson	NRC Region 2
ENS 54197	3 August 2019 07:26:00	Clinton	NRC Region 3
ENS 54185	27 July 2019 23:29:00	Perry	NRC Region 3
ENS 54175	19 July 2019 13:45:00	Vogtle	NRC Region 2
ENS 54091	26 May 2019 10:12:00	Arkansas Nuclear	NRC Region 4
ENS 54068	16 May 2019 18:48:00	Waterford	NRC Region 4
ENS 54054	9 May 2019 08:48:00	Dresden	NRC Region 3
ENS 54047	3 May 2019 19:54:00	McGuire	NRC Region 2
ENS 54027	25 April 2019 13:18:00	Saint Lucie	NRC Region 2
ENS 54016	22 April 2019 03:07:00	Brunswick	NRC Region 2
ENS 53999	14 April 2019 07:20:00	Sequoyah	NRC Region 2
ENS 53998	14 April 2019 04:03:00	Nine Mile Point	NRC Region 1
ENS 53954	24 March 2019 18:45:00	Indian Point	NRC Region 1
ENS 53937	15 March 2019 17:00:00	Indian Point	NRC Region 1
ENS 53923	10 March 2019 04:59:00	Browns Ferry	NRC Region 2
ENS 53896	25 February 2019 05:24:00	Perry	NRC Region 3
ENS 53894	23 February 2019 20:58:00	Grand Gulf	NRC Region 4
ENS 53819	9 January 2019 05:00:00	Palisades	NRC Region 3
... further results

Manual Scram

	Start date	Site	Region
ENS 54252	1 September 2019 00:55:00	Watts Bar	NRC Region 2
ENS 54211	11 August 2019 12:14:00	Salem	NRC Region 1
ENS 54198	3 August 2019 23:47:00	Hope Creek	NRC Region 1
ENS 54176	21 July 2019 12:26:00	Cook	NRC Region 3
ENS 54098	4 June 2019 05:45:00	Limerick	NRC Region 1
ENS 54096	1 June 2019 04:45:00	River Bend	NRC Region 4
ENS 54077	22 May 2019 06:33:00	Watts Bar	NRC Region 2
ENS 54072	18 May 2019 15:08:00	Turkey Point	NRC Region 2
ENS 54071	18 May 2019 03:03:00	Pilgrim	NRC Region 1
ENS 54062	12 May 2019 15:39:00	Grand Gulf	NRC Region 4
ENS 54040	1 May 2019 21:43:00	Farley	NRC Region 2
ENS 54012	20 April 2019 10:07:00	Duane Arnold	NRC Region 3
ENS 53967	31 March 2019 01:30:00	Vogtle	NRC Region 2
ENS 53966	30 March 2019 21:47:00	Brunswick	NRC Region 2
ENS 53953	24 March 2019 05:59:00	Hatch	NRC Region 2
ENS 53908	3 March 2019 03:37:00	North Anna	NRC Region 2
ENS 53852	31 January 2019 08:01:00	Salem	NRC Region 1
ENS 53849	28 January 2019 01:13:00	Univ Of Missouri-Columbia	NRC Region 0
ENS 53813	3 January 2019 05:00:00	Palisades	NRC Region 3
ENS 53788	12 December 2018 06:00:00	Grand Gulf	NRC Region 4
... further results

by company - 24 months

AmerGen	0	[AmerGen events]	[RSS]
Ameren	0	[Ameren events]	[RSS]
American Electric Power	2	[American Electric Power events]	[RSS]
Arizona Public Service	4	[Arizona Public Service events]	[RSS]
Carolina Power & Light Company	0	[Carolina Power & Light Company events]	[RSS]
Cleveland Electric	0	[Cleveland Electric events]	[RSS]
Connecticut Yankee Atomic Power Co	0	[Connecticut Yankee Atomic Power Co events]	[RSS]
Constellation	0	[Constellation events]	[RSS]
DTE Energy	2	[DTE Energy events]	[RSS]
Dominion	1	[Dominion events]	[RSS]
Duke Energy	9	[Duke Energy events]	[RSS]
EDF Energy	0	[EDF Energy events]	[RSS]
Energy Northwest	1	[Energy Northwest events]	[RSS]
Entergy	25	[Entergy events]	[RSS]
Exelon	13	[Exelon events]	[RSS]
FirstEnergy	3	[FirstEnergy events]	[RSS]
GEH Hitachi	0	[GEH Hitachi events]	[RSS]
GPU Nuclear	0	[GPU Nuclear events]	[RSS]
Jiangsu Nuclear Power Corporation	0	[Jiangsu Nuclear Power Corporation events]	[RSS]
Luminant	2	[Luminant events]	[RSS]
NextEra Energy	7	[NextEra Energy events]	[RSS]
Niagara Mohawk	0	[Niagara Mohawk events]	[RSS]
Ontario Power Generation	0	[Ontario Power Generation events]	[RSS]
PSEG	5	[PSEG events]	[RSS]
Pacific Gas & Electric	1	[Pacific Gas & Electric events]	[RSS]
Pennsylvania Power and Light Company	0	[Pennsylvania Power and Light Company events]	[RSS]
Power Authority of the State of New York	0	[Power Authority of the State of New York events]	[RSS]
Progress Energy	0	[Progress Energy events]	[RSS]
Rochester Gas and Electric	0	[Rochester Gas and Electric events]	[RSS]
STP Nuclear Operating Company	0	[STP Nuclear Operating Company events]	[RSS]
South Carolina Electric & Gas Company	1	[South Carolina Electric & Gas Company events]	[RSS]
Southern California Edison	0	[Southern California Edison events]	[RSS]
Southern Nuclear	6	[Southern Nuclear events]	[RSS]
Talen Energy	0	[Talen Energy events]	[RSS]
Tennessee Valley Authority	11	[Tennessee Valley Authority events]	[RSS]
Wolf Creek Nuclear Operating Corporation	0	[Wolf Creek Nuclear Operating Corporation events]	[RSS]
Xcel Energy	0	[Xcel Energy events]	[RSS]
Électricité de France	0	[Électricité de France events]	[RSS]

by site - 24 months

Site	#Man	#Auto	Company	Event lists
05200046	0	0		[05200046 events]	[RSS]
99902060	0	0		[99902060 events]	[RSS]
Aerotest	0	0		[Aerotest events]	[RSS]
Arkansas Nuclear	1	2	Entergy	[Arkansas Nuclear events]	[RSS]
Beaver Valley	0	1	FirstEnergy	[Beaver Valley events]	[RSS]
Belleville	0	0	Électricité de France	[Belleville events]	[RSS]
Big Rock Point	0	0	Consumers Power	[Big Rock Point events]	[RSS]
Blayais	0	0	Électricité de France	[Blayais events]	[RSS]
Braidwood	1	1	Exelon	[Braidwood events]	[RSS]
Brokdorf	0	0	Uniper	[Brokdorf events]	[RSS]
Browns Ferry	0	3	Tennessee Valley Authority	[Browns Ferry events]	[RSS]
Bruce	0	0		[Bruce events]	[RSS]
Brunswick	1	2	Duke Energy	[Brunswick events]	[RSS]
Bugey	0	0	Électricité de France	[Bugey events]	[RSS]
Byron	0	0	Exelon	[Byron events]	[RSS]
Callaway	0	0	Ameren	[Callaway events]	[RSS]
Calvert Cliffs	0	0	Exelon	[Calvert Cliffs events]	[RSS]
Cantera	0	0	Exelon	[Cantera events]	[RSS]
Caorso	0	0	SOGIN	[Caorso events]	[RSS]
Catawba	0	0	Duke Energy	[Catawba events]	[RSS]
Cattenom	0	0		[Cattenom events]	[RSS]
Changjiang	0	0	China National Nuclear Corporation	[Changjiang events]	[RSS]
Chattanooga	0	0	Tennessee Valley Authority	[Chattanooga events]	[RSS]
Chinon	0	0	Électricité de France	[Chinon events]	[RSS]
Chooz	0	0	Électricité de France	[Chooz events]	[RSS]
Clinton	1	2	Exelon	[Clinton events]	[RSS]
Columbia	0	1	Energy Northwest	[Columbia events]	[RSS]
Comanche Peak	1	1	Luminant	[Comanche Peak events]	[RSS]
Cook	2	0	American Electric Power	[Cook events]	[RSS]
Cooper	0	0	Entergy	[Cooper events]	[RSS]
Cruas	0	0	Électricité de France	[Cruas events]	[RSS]
Crystal River	0	0	Duke Energy	[Crystal River events]	[RSS]
Dampierre	0	0	Électricité de France	[Dampierre events]	[RSS]
Darlington	0	0		[Darlington events]	[RSS]
Davis Besse	0	0	Cleveland Electric	[Davis Besse events]	[RSS]
Diablo Canyon	0	1	Pacific Gas & Electric	[Diablo Canyon events]	[RSS]
Doel	0	0	Engie Electrabel	[Doel events]	[RSS]
Douglas Point	0	0		[Douglas Point events]	[RSS]
Dresden	0	1	Exelon	[Dresden events]	[RSS]
Duane Arnold	1	1	NextEra Energy	[Duane Arnold events]	[RSS]
Dungeness	0	0	EDF Energy	[Dungeness events]	[RSS]
Entergy Headquarters	0	0	Entergy	[Entergy Headquarters events]	[RSS]
Farley	1	0	Southern Nuclear	[Farley events]	[RSS]
Fermi	0	2	DTE Energy	[Fermi events]	[RSS]
Fessenheim	0	0	Électricité de France	[Fessenheim events]	[RSS]
FitzPatrick	0	0	Exelon	[FitzPatrick events]	[RSS]
Flamanville	0	0	Électricité de France	[Flamanville events]	[RSS]
Fort Calhoun	0	0	Exelon	[Fort Calhoun events]	[RSS]
Fort Saint Vrain	0	0	Xcel Energy	[Fort Saint Vrain events]	[RSS]
Ginna	0	0	Exelon	[Ginna events]	[RSS]
Golfech	0	0	Électricité de France	[Golfech events]	[RSS]
Grand Gulf	6	1	Entergy	[Grand Gulf events]	[RSS]
Gravelines	0	0	Électricité de France	[Gravelines events]	[RSS]
Haddam Neck	0	0	Connecticut Yankee Atomic Power Co	[Haddam Neck events]	[RSS]
Hallam	0	0		[Hallam events]	[RSS]
Harris	0	0	Duke Energy	[Harris events]	[RSS]
Hartlepool	0	0	EDF Energy	[Hartlepool events]	[RSS]
Hatch	1	0	Southern Nuclear	[Hatch events]	[RSS]
Heysham	0	0	EDF Energy	[Heysham events]	[RSS]
Hinkley Point	0	0	EDF Energy	[Hinkley Point events]	[RSS]
Hope Creek	1	0	PSEG	[Hope Creek events]	[RSS]
Humboldt Bay	0	0	Pacific Gas and Electric	[Humboldt Bay events]	[RSS]
Hunterston	0	0	EDF Energy	[Hunterston events]	[RSS]
Idaho State University	0	0		[Idaho State University events]	[RSS]
Indian Point	2	4	Entergy	[Indian Point events]	[RSS]
Kennett Square	0	0	Exelon	[Kennett Square events]	[RSS]
Kewaunee	0	0	Dominion	[Kewaunee events]	[RSS]
La Crosse	0	0	Dairyland Power Cooperative	[La Crosse events]	[RSS]
LaSalle	1	0	Exelon	[LaSalle events]	[RSS]
Limerick	1	0	Exelon	[Limerick events]	[RSS]
MIT Nuclear Research Reactor	0	0		[MIT Nuclear Research Reactor events]	[RSS]
Maine Yankee	0	0	Maine Yankee Atomic Power Company	[Maine Yankee events]	[RSS]
McGuire	0	2	Duke Energy	[McGuire events]	[RSS]
Millstone	0	0	Dominion	[Millstone events]	[RSS]
Monticello	0	0	Xcel Energy	[Monticello events]	[RSS]
NRC Headquarters	0	0	NRC	[NRC Headquarters events]	[RSS]
NRC Region 1	0	0	NRC	[NRC Region 1 events]	[RSS]
NRC Region 4	0	0	NRC	[NRC Region 4 events]	[RSS]
Nine Mile Point	0	2	Exelon	[Nine Mile Point events]	[RSS]
Nogent	0	0	Électricité de France	[Nogent events]	[RSS]
North Anna	1	0	Dominion	[North Anna events]	[RSS]
North Carolina State University	0	0		[North Carolina State University events]	[RSS]
NuScale	0	0		[NuScale events]	[RSS]
Nuclear Energy Institute	0	0		[Nuclear Energy Institute events]	[RSS]
Oconee	3	1	Duke Energy	[Oconee events]	[RSS]
Ohio State University	0	0		[Ohio State University events]	[RSS]
Oyster Creek	0	0	Exelon	[Oyster Creek events]	[RSS]
Palisades	1	1	Entergy	[Palisades events]	[RSS]
Palo Verde	0	4	Arizona Public Service	[Palo Verde events]	[RSS]
Paluel	0	0	Électricité de France	[Paluel events]	[RSS]
Peach Bottom	0	1	Exelon	[Peach Bottom events]	[RSS]
Penly	0	0	Électricité de France	[Penly events]	[RSS]
Pennsylvania State University	0	0		[Pennsylvania State University events]	[RSS]
Perry	0	2	FirstEnergy	[Perry events]	[RSS]
Pickering	0	0	Ontario Power Generation	[Pickering events]	[RSS]
Pilgrim	2	1	Entergy	[Pilgrim events]	[RSS]
Point Beach	1	0	NextEra Energy	[Point Beach events]	[RSS]
Point Lepreau	0	0	NB Power	[Point Lepreau events]	[RSS]
Portsmouth Gaseous Diffusion Plant	0	0		[Portsmouth Gaseous Diffusion Plant events]	[RSS]
Prairie Island	0	0	Xcel Energy	[Prairie Island events]	[RSS]
Purdue University	0	0		[Purdue University events]	[RSS]
Quad Cities	0	2	Exelon	[Quad Cities events]	[RSS]
Rancho Seco	0	0	Sacramento Municipal Utility District	[Rancho Seco events]	[RSS]
Rensselaer Polytechnic Institute	0	0		[Rensselaer Polytechnic Institute events]	[RSS]
River Bend	2	1	Entergy	[River Bend events]	[RSS]
Robinson	0	1	Duke Energy	[Robinson events]	[RSS]
Saint Lucie	1	2	NextEra Energy	[Saint Lucie events]	[RSS]
Saint-Alban	0	0	Électricité de France	[Saint-Alban events]	[RSS]
Saint-Laurent	0	0	Électricité de France	[Saint-Laurent events]	[RSS]
Salem	3	1	PSEG	[Salem events]	[RSS]
San Onofre	0	0	Southern California Edison	[San Onofre events]	[RSS]
Saxton	0	0	GPU Nuclear	[Saxton events]	[RSS]
Seabrook	0	0	NextEra Energy	[Seabrook events]	[RSS]
Sequoyah	0	1	Tennessee Valley Authority	[Sequoyah events]	[RSS]
Shoreham	0	0	Long Island Lighting Company	[Shoreham events]	[RSS]
Sizewell	0	0	EDF Energy	[Sizewell events]	[RSS]
South Texas	0	0	STP Nuclear Operating Company	[South Texas events]	[RSS]
Summer	0	1	South Carolina Electric & Gas Company	[Summer events]	[RSS]
Surry	0	0	Dominion	[Surry events]	[RSS]
Susquehanna	0	0	Talen Energy	[Susquehanna events]	[RSS]
Texas A&M University	0	0		[Texas A&M University events]	[RSS]
Three Mile Island	0	0	Exelon	[Three Mile Island events]	[RSS]
Tianwan	0	0	Jiangsu Nuclear Power Corporation	[Tianwan events]	[RSS]
Torness	0	0	EDF Energy	[Torness events]	[RSS]
Tricastin	0	0	Électricité de France	[Tricastin events]	[RSS]
Trojan	0	0	PGE	[Trojan events]	[RSS]
Turkey Point	1	0	NextEra Energy	[Turkey Point events]	[RSS]
University of Florida	0	0		[University of Florida events]	[RSS]
University of Illinois	0	0		[University of Illinois events]	[RSS]
University of Michigan	0	0		[University of Michigan events]	[RSS]
University of Missouri-Columbia	0	0		[University of Missouri-Columbia events]	[RSS]
University of Missouri-Rolla	0	0		[University of Missouri-Rolla events]	[RSS]
University of Texas at Austin	0	0		[University of Texas at Austin events]	[RSS]
University of Wisconsin	0	0		[University of Wisconsin events]	[RSS]
Vallecitos	0	0	GEH Hitachi	[Vallecitos events]	[RSS]
Vermont Yankee	0	0	Entergy	[Vermont Yankee events]	[RSS]
Vogtle	3	1	Southern Nuclear	[Vogtle events]	[RSS]
Washington State University	0	0		[Washington State University events]	[RSS]
Waterford	0	1	Entergy	[Waterford events]	[RSS]
Watts Bar	4	3	Tennessee Valley Authority	[Watts Bar events]	[RSS]
Wolf Creek	0	0	Wolf Creek Nuclear Operating Corporation	[Wolf Creek events]	[RSS]
Yankee Rowe	0	0		[Yankee Rowe events]	[RSS]
Zion	0	0	Exelon	[Zion events]	[RSS]

by Reactor type - 10 Years

type (#)	# (ratio)	list	feed
B&W-L-LP (5)	12 (2.4)	[B&W-L-LP events]	[RSS]
B&W-R-LP (1)	6 (6)	[B&W-R-LP events]	[RSS]
CANDU (4)	0 (0)	[CANDU events]	[RSS]
CANDU-6 (1)	0 (0)	[CANDU-6 events]	[RSS]
CE (10)	57 (5.7)	[CE events]	[RSS]
GE-1 (1)	0 (0)	[GE-1 events]	[RSS]
GE-2 (2)	21 (10.5)	[GE-2 events]	[RSS]
GE-3 (5)	26 (5.2)	[GE-3 events]	[RSS]
GE-4 (12)	73 (6.1)	[GE-4 events]	[RSS]
GE-5 (4)	17 (4.3)	[GE-5 events]	[RSS]
GE-6 (4)	43 (10.8)	[GE-6 events]	[RSS]
Pool (2)	0 (0)	[Pool events]	[RSS]
TRIGA (5)	0 (0)	[TRIGA events]	[RSS]
W-AP1000 (1)	0 (0)	[W-AP1000 events]	[RSS]
Westinghouse PWR 2-Loop (4)	19 (4.8)	[Westinghouse PWR 2-Loop events]	[RSS]
Westinghouse PWR 3-Loop (9)	64 (7.1)	[Westinghouse PWR 3-Loop events]	[RSS]
Westinghouse PWR 4-Loop (20)	143 (7.2)	[Westinghouse PWR 4-Loop events]	[RSS]