Plant NSSS month day year Date Failures Demands Arkansas.Nuclear.One1 1 8 6 74 1976 1 104 Crystal.River3 1 1 14 77 1976 -999 -999 Davis.Besse1 1 9 10 77 1976 -999 -999 Rancho.Seco 1 9 16 74 1976 2 104 Three.Mile.Island1 1 6 5 74 1976 1 104 Three.Mile.Island2 1 3 28 78 1976 -999 -999 Arkansas.Nuclear.One2 2 12 5 78 1976 -999 -999 Calvert.Cliffs1 2 10 7 74 1976 3 104 Calvert.Cliffs2 2 11 30 76 1976 1 8 Fort.Calhoun 2 8 6 73 1976 3 104 Millstone2 2 10 17 75 1976 4 104 Maine.Yankee 2 10 23 72 1976 0 104 Palisades 2 5 24 71 1976 0 104 St.Lucie 2 4 22 76 1976 1 72 Browns.Ferry1 3 8 17 73 1976 1 208 Big.Rock.Point 3 9 27 62 1976 11 52 Brunswick2 3 3 20 75 1976 3 208 Cooper.Station 3 2 21 74 1976 1 104 Duane.Arnold 3 3 23 74 1976 1 104 Dresden1 3 10 15 59 1976 0 12 Dresden2 3 1 7 70 1976 2 104 Dresden3 3 1 31 71 1976 2 104 Edwin.I.Hatch1 3 9 12 74 1976 6 156 James.A.Fitzpatrick 3 11 17 74 1976 2 208 Millstone1 3 10 26 70 1976 0 52 Monticello 3 12 10 70 1976 1 104 Nine.Mile.Point1 3 9 5 69 1976 0 104 Oyster.Creek1 3 5 3 69 1976 2 104 Peach.Bottom2 3 9 16 73 1976 0 208 Pilgram1 3 6 16 72 1976 0 104 Quad.Cities1 3 10 18 71 1976 1 104 Quad.Cities2 3 4 26 72 1976 0 104 Vermont.Yankee 3 3 24 72 1976 1 104 Beaver.Valley1 4 5 10 76 1976 2 66 Donald.C.Cook1 4 1 18 75 1976 1 104 Donald.C.Cook2 4 3 10 78 1976 -999 -999 Haddam.Neck 4 7 24 67 1976 1 104 Indian.Point2 4 5 22 73 1976 0 156 Indian.Point3 4 4 6 76 1976 0 114 Joseph.M.Farley1 4 8 9 77 1976 -999 -999 Kewaunee 4 3 7 74 1976 0 104 North.Anna1 4 4 5 78 1976 -999 -999 Prairie.Island1 4 12 1 73 1976 0 104 Prairie.Island2 4 12 17 74 1976 0 104 Point.Beach1 4 11 2 70 1976 0 104 Point.Beach2 4 5 30 72 1976 0 104 Robert.E.Ginna 4 11 8 69 1976 0 104 H.B.Robinson2 4 9 20 70 1976 0 104 Salem1 4 12 11 76 1976 0 9 San.Onofre1 4 6 14 67 1976 0 104 Surry1 4 7 1 72 1976 1 104 Surry2 4 3 7 73 1976 0 104 Trojan 4 12 15 75 1976 0 104 Turkey.Point3 4 10 20 72 1976 0 104 Turkey.Point4 4 6 11 73 1976 0 104 Yankee.Rowe 4 8 19 60 1976 0 156 Zion1 4 6 19 73 1976 1 156 Zion2 4 12 24 73 1976 0 156 Arkansas.Nuclear.One1 1 8 6 74 1977 1 104 Crystal.River3 1 1 14 77 1977 4 100 Davis.Besse1 1 9 10 77 1977 1 32 Rancho.Seco 1 9 16 74 1977 1 104 Three.Mile.Island1 1 6 5 74 1977 0 104 Three.Mile.Island2 1 3 28 78 1977 -999 -999 Arkansas.Nuclear.One2 2 12 5 78 1977 -999 -999 Calvert.Cliffs1 2 10 7 74 1977 2 104 Calvert.Cliffs2 2 11 30 76 1977 3 104 Fort.Calhoun 2 8 6 73 1977 2 104 Millstone2 2 10 17 75 1977 2 104 Maine.Yankee 2 10 23 72 1977 0 104 Palisades 2 5 24 71 1977 0 104 St.Lucie 2 4 22 76 1977 3 104 Browns.Ferry1 3 8 17 73 1977 1 208 Big.Rock.Point 3 9 27 62 1977 7 52 Brunswick2 3 3 20 75 1977 3 208 Cooper.Station 3 2 21 74 1977 0 104 Duane.Arnold 3 3 23 74 1977 1 104 Dresden1 3 10 15 59 1977 0 52 Dresden2 3 1 7 70 1977 7 104 Dresden3 3 1 31 71 1977 2 104 Edwin.I.Hatch1 3 9 12 74 1977 2 156 James.A.Fitzpatrick 3 11 17 74 1977 2 208 Millstone1 3 10 26 70 1977 0 52 Monticello 3 12 10 70 1977 0 104 Nine.Mile.Point1 3 9 5 69 1977 0 104 Oyster.Creek1 3 5 3 69 1977 0 104 Peach.Bottom2 3 9 16 73 1977 4 208 Pilgram1 3 6 16 72 1977 0 104 Quad.Cities1 3 10 18 71 1977 3 104 Quad.Cities2 3 4 26 72 1977 0 104 Vermont.Yankee 3 3 24 72 1977 1 104 Beaver.Valley1 4 5 10 76 1977 7 104 Donald.C.Cook1 4 1 18 75 1977 0 104 Donald.C.Cook2 4 3 10 78 1977 -999 -999 Haddam.Neck 4 7 24 67 1977 0 104 Indian.Point2 4 5 22 73 1977 0 156 Indian.Point3 4 4 6 76 1977 0 156 Joseph.M.Farley1 4 8 9 77 1977 3 100 Kewaunee 4 3 7 74 1977 1 104 North.Anna1 4 4 5 78 1977 -999 -999 Prairie.Island1 4 12 1 73 1977 0 104 Prairie.Island2 4 12 17 74 1977 0 104 Point.Beach1 4 11 2 70 1977 2 104 Point.Beach2 4 5 30 72 1977 0 104 Robert.E.Ginna 4 11 8 69 1977 0 104 H.B.Robinson2 4 9 20 70 1977 0 104 Salem1 4 12 11 76 1977 2 156 San.Onofre1 4 6 14 67 1977 0 104 Surry1 4 7 1 72 1977 0 104 Surry2 4 3 7 73 1977 0 104 Trojan 4 12 15 75 1977 1 104 Turkey.Point3 4 10 20 72 1977 2 104 Turkey.Point4 4 6 11 73 1977 0 104 Yankee.Rowe 4 8 19 60 1977 1 156 Zion1 4 6 19 73 1977 0 156 Zion2 4 12 24 73 1977 0 156 Arkansas.Nuclear.One1 1 8 6 74 1978 0 104 Crystal.River3 1 1 14 77 1978 2 104 Davis.Besse1 1 9 10 77 1978 2 104 Rancho.Seco 1 9 16 74 1978 0 104 Three.Mile.Island1 1 6 5 74 1978 2 104 Three.Mile.Island2 1 3 28 78 1978 2 80 Arkansas.Nuclear.One2 2 12 5 78 1978 0 8 Calvert.Cliffs1 2 10 7 74 1978 2 104 Calvert.Cliffs2 2 11 30 76 1978 0 104 Fort.Calhoun 2 8 6 73 1978 1 104 Millstone2 2 10 17 75 1978 0 104 Maine.Yankee 2 10 23 72 1978 2 104 Palisades 2 5 24 71 1978 0 104 St.Lucie 2 4 22 76 1978 1 104 Browns.Ferry1 3 8 17 73 1978 0 208 Big.Rock.Point 3 9 27 62 1978 1 52 Brunswick2 3 3 20 75 1978 1 208 Cooper.Station 3 2 21 74 1978 1 104 Duane.Arnold 3 3 23 74 1978 1 104 Dresden1 3 10 15 59 1978 5 52 Dresden2 3 1 7 70 1978 7 104 Dresden3 3 1 31 71 1978 0 104 Edwin.I.Hatch1 3 9 12 74 1978 0 156 James.A.Fitzpatrick 3 11 17 74 1978 1 208 Millstone1 3 10 26 70 1978 0 52 Monticello 3 12 10 70 1978 0 104 Nine.Mile.Point1 3 9 5 69 1978 0 104 Oyster.Creek1 3 5 3 69 1978 1 104 Peach.Bottom2 3 9 16 73 1978 3 208 Pilgram1 3 6 16 72 1978 0 104 Quad.Cities1 3 10 18 71 1978 0 104 Quad.Cities2 3 4 26 72 1978 0 104 Vermont.Yankee 3 3 24 72 1978 0 104 Beaver.Valley1 4 5 10 76 1978 4 104 Donald.C.Cook1 4 1 18 75 1978 0 104 Donald.C.Cook2 4 3 10 78 1978 2 84 Haddam.Neck 4 7 24 67 1978 0 104 Indian.Point2 4 5 22 73 1978 0 156 Indian.Point3 4 4 6 76 1978 0 156 Joseph.M.Farley1 4 8 9 77 1978 8 260 Kewaunee 4 3 7 74 1978 0 104 North.Anna1 4 4 5 78 1978 0 76 Prairie.Island1 4 12 1 73 1978 0 104 Prairie.Island2 4 12 17 74 1978 0 104 Point.Beach1 4 11 2 70 1978 1 104 Point.Beach2 4 5 30 72 1978 0 104 Robert.E.Ginna 4 11 8 69 1978 1 104 H.B.Robinson2 4 9 20 70 1978 0 104 Salem1 4 12 11 76 1978 0 156 San.Onofre1 4 6 14 67 1978 2 104 Surry1 4 7 1 72 1978 0 104 Surry2 4 3 7 73 1978 0 104 Trojan 4 12 15 75 1978 0 104 Turkey.Point3 4 10 20 72 1978 0 104 Turkey.Point4 4 6 11 73 1978 0 104 Yankee.Rowe 4 8 19 60 1978 0 156 Zion1 4 6 19 73 1978 4 156 Zion2 4 12 24 73 1978 0 156