USGS
Seismic Data

Disc 1: Lines 7-73
How to download the data.

Note: All SEG-Y files referenced on this page are available only on Disc1.


There are no lines 1-6.

FILE: l7f1 3282 traces:
Start of file: l7f1 SHOT=2 day=124 hour=12 minute=54 sec=15
__End of file: l7f1 SHOT=6564 day=124 hour=13 minute=21 sec=43

FILE: l7f2 5936 traces:
Start of file: l7f2 SHOT=2 day=124 hour=13 minute=21 sec=44
__End of file: l7f2 SHOT=11872 day=124 hour=14 minute=11 sec=31

FILE: l7f3 4664 traces:
Start of file: l7f3 SHOT=2 day=124 hour=14 minute=11 sec=32
__End of file: l7f3 SHOT=9328 day=124 hour=14 minute=50 sec=49

FILE: l8f1 3638 traces:
Start of file: l8f1 SHOT=2 day=124 hour=14 minute=50 sec=50
__End of file: l8f1 SHOT=7276 day=124 hour=15 minute=21 sec=19

FILE: l9f1 8744 traces:
Start of file: l9f1 SHOT=2 day=124 hour=15 minute=38 sec=2
__End of file: l9f1 SHOT=17488 day=124 hour=16 minute=52 sec=59

FILE: l9f2 10843 traces:
Start of file: l9f2 SHOT=2 day=124 hour=16 minute=53 sec=0
__End of file: l9f2 SHOT=21686 day=124 hour=18 minute=25 sec=47

There are no lines 10-11.
FILE: l12f1 7671 traces:
Start of file: l12f1 SHOT=2 day=125 hour=1 minute=34 sec=51
__End of file: l12f1 SHOT=15342 day=125 hour=2 minute=41 sec=8

FILE: l12f2 7606 traces:
Start of file: l12f2 SHOT=2 day=125 hour=2 minute=41 sec=9
__End of file: l12f2 SHOT=15212 day=125 hour=3 minute=44 sec=43

There is no file l12f3.
FILE: l12f4 11198 traces:
Start of file: l12f4 SHOT=2 day=125 hour=3 minute=44 sec=44
__End of file: l12f4 SHOT=22396 day=125 hour=5 minute=18 sec=25

FILE: l12f5 118 traces:
Start of file: l12f5 SHOT=2 day=125 hour=5 minute=18 sec=26
__End of file: l12f5 SHOT=236 day=125 hour=5 minute=19 sec=24
There is no image for this file--too few traces.
FILE: l13f1 7140 traces:
Start of file: l13f1 SHOT=2 day=125 hour=5 minute=19 sec=25
__End of file: l13f1 SHOT=14280 day=125 hour=6 minute=19 sec=49

FILE: l13f2 5124 traces:
Start of file: l13f2 SHOT=2 day=125 hour=6 minute=19 sec=50
__End of file: l13f2 SHOT=10248 day=125 hour=7 minute=8 sec=57

FILE: l13f3 5112 traces:
Start of file: l13f3 SHOT=2 day=125 hour=7 minute=8 sec=58
__End of file: l13f3 SHOT=10224 day=125 hour=7 minute=53 sec=53

FILE: l13f4 10767 traces:
Start of file: l13f4 SHOT=2 day=125 hour=7 minute=53 sec=53
__End of file: l13f4 SHOT=21534 day=125 hour=9 minute=27 sec=29

FILE: l14f1 9161 traces:
Start of file: l14f1 SHOT=2 day=125 hour=10 minute=11 sec=20
__End of file: l14f1 SHOT=18322 day=125 hour=11 minute=35 sec=18

FILE: l14f2 6194 traces:
Start of file: l14f2 SHOT=2 day=125 hour=11 minute=35 sec=19
__End of file: l14f2 SHOT=12388 day=125 hour=12 minute=29 sec=52

FILE: l14f3 10746 traces:
Start of file: l14f3 SHOT=2 day=125 hour=12 minute=42 sec=4
__End of file: l14f3 SHOT=21492 day=125 hour=14 minute=12 sec=10

FILE: l15f1 27303 traces:
Start of file: l15f1 SHOT=2 day=125 hour=14 minute=12 sec=46
__End of file: l15f1 SHOT=54606 day=125 hour=17 minute=59 sec=57

FILE: l16f1 27330 traces:
Start of file: l16f1 SHOT=2 day=125 hour=18 minute=15 sec=15
__End of file: l16f1 SHOT=54660 day=125 hour=22 minute=4 sec=18

FILE: l17f1 27712 traces:
Start of file: l17f1 SHOT=2 day=125 hour=22 minute=4 sec=47
__End of file: l17f1 SHOT=55424 day=125 hour=1 minute=57 sec=7

FILE: l18f1 28560 traces:
Start of file: l18f1 SHOT=2 day=126 hour=1 minute=57 sec=45
__End of file: l18f1 SHOT=57120 day=126 hour=5 minute=57 sec=16
FILE: l19f1 29932 traces:
Start of file: l19f1 SHOT=2 day=126 hour=7 minute=21 sec=2
__End of file: l19f1 SHOT=59864 day=126 hour=11 minute=31 sec=47

FILE: l20f1 6864 traces:
Start of file: l20f1 SHOT=2 day=126 hour=11 minute=32 sec=39
__End of file: l20f1 SHOT=13728 day=126 hour=12 minute=29 sec=51

FILE: l21f1 1887 traces:
Start of file: l21f1 SHOT=2 day=126 hour=13 minute=14 sec=10
__End of file: l21f1 SHOT=3774 day=126 hour=19 minute=4 sec=15

FILE: l22f1 21027 traces:
Start of file: l22f1 SHOT=2 day=126 hour=13 minute=58 sec=32
__End of file: l22f1 SHOT=42054 day=126 hour=16 minute=55 sec=1

FILE: l23f1 28456 traces:
Start of file: l23f1 SHOT=2 day=126 hour=16 minute=55 sec=29
__End of file: l23f1 SHOT=56912 day=126 hour=20 minute=53 sec=54

FILE: l24f1 28968 traces:
Start of file: l24f1 SHOT=2 day=126 hour=20 minute=54 sec=19
__End of file: l24f1 SHOT=57936 day=126 hour=0 minute=57 sec=8

FILE: l25f1 26118 traces:
Start of file: l25f1 SHOT=2 day=127 hour=0 minute=58 sec=44
__End of file: l25f1 SHOT=52236 day=127 hour=4 minute=36 sec=51

FILE: l26f1 26115 traces:
Start of file: l26f1 SHOT=2 day=127 hour=4 minute=37 sec=51
__End of file: l26f1 SHOT=52230 day=127 hour=8 minute=16 sec=36

FILE: l27f1 27744 traces:
Start of file: l27f1 SHOT=2 day=127 hour=8 minute=17 sec=9
__End of file: l27f1 SHOT=55488 day=127 hour=12 minute=10 sec=2

FILE: l28f1 1904 traces:
Start of file: l28f1 SHOT=2 day=127 hour=12 minute=13 sec=58
__End of file: l28f1 SHOT=3808 day=127 hour=12 minute=29 sec=52

FILE: l28f2 6496 traces:
Start of file: l28f2 SHOT=2 day=127 hour=12 minute=35 sec=20
__End of file: l28f2 SHOT=12992 day=127 hour=13 minute=29 sec=50

FILE: l28f3 13401 traces:
Start of file: l28f3 SHOT=2 day=127 hour=13 minute=36 sec=45
__End of file: l28f3 SHOT=26802 day=127 hour=15 minute=29 sec=4

FILE: l29f1 31708 traces:
Start of file: l29f1 SHOT=2 day=127 hour=15 minute=29 sec=43
__End of file: l29f1 SHOT=63416 day=127 hour=19 minute=55 sec=20

FILE: l30f1 15966 traces:
Start of file: l30f1 SHOT=2 day=128 hour=0 minute=40 sec=2
__End of file: l30f1 SHOT=31932 day=128 hour=1 minute=52 sec=0

FILE: l31f1 14144 traces:
Start of file: l31f1 SHOT=2 day=128 hour=1 minute=52 sec=28
__End of file: l31f1 SHOT=28288 day=128 hour=2 minute=57 sec=21

FILE: l32f1 14716 traces:
Start of file: l32f1 SHOT=2 day=128 hour=3 minute=34 sec=46
__End of file: l32f1 SHOT=29432 day=128 hour=4 minute=41 sec=16

FILE: l32f2 4898 traces:
Start of file: l32f2 SHOT=2 day=128 hour=4 minute=45 sec=49
__End of file: l32f2 SHOT=9796 day=128 hour=5 minute=8 sec=40

FILE: l33f1 15982 traces:
Start of file: l33f1 SHOT=2 day=128 hour=5 minute=9 sec=7
__End of file: l33f1 SHOT=31964 day=128 hour=6 minute=20 sec=48

FILE: l34f1 15586 traces:
Start of file: l34f1 SHOT=2 day=128 hour=6 minute=21 sec=22
__End of file: l34f1 SHOT=31172 day=128 hour=7 minute=31 sec=19

FILE: l35f1 15840 traces:
Start of file: l35f1 SHOT=2 day=128 hour=7 minute=31 sec=51
__End of file: l35f1 SHOT=31680 day=128 hour=8 minute=43 sec=7

FILE: l36f1 15390 traces:
Start of file: l36f1 SHOT=2 day=128 hour=8 minute=43 sec=37
__End of file: l36f1 SHOT=30780 day=128 hour=9 minute=52 sec=32

FILE: l37f1 14778 traces:
Start of file: l37f1 SHOT=2 day=128 hour=9 minute=53 sec=7
__End of file: l37f1 SHOT=29556 day=128 hour=10 minute=59 sec=26

FILE: l38f1 18262 traces:
Start of file: l38f1 SHOT=2 day=128 hour=10 minute=59 sec=56
__End of file: l38f1 SHOT=36524 day=128 hour=12 minute=21 sec=57

FILE: l39f1 1628 traces:
Start of file: l39f1 SHOT=2 day=128 hour=12 minute=22 sec=30
__End of file: l39f1 SHOT=3256 day=128 hour=12 minute=29 sec=49

FILE: l39f2 11103 traces:
Start of file: l39f2 SHOT=2 day=128 hour=12 minute=32 sec=50
__End of file: l39f2 SHOT=22206 day=128 hour=13 minute=23 sec=8

FILE: l40f1 14834 traces:
Start of file: l40f1 SHOT=2 day=128 hour=13 minute=33 sec=44
__End of file: l40f1 SHOT=29668 day=128 hour=14 minute=40 sec=39

FILE: l41f1 13744 traces:
Start of file: l41f1 SHOT=2 day=128 hour=14 minute=41 sec=6
__End of file: l41f1 SHOT=27488 day=128 hour=15 minute=42 sec=39

FILE: l42f1 15860 traces:
Start of file: l42f1 SHOT=2 day=128 hour=15 minute=43 sec=10
__End of file: l42f1 SHOT=31720 day=128 hour=16 minute=54 sec=10

FILE: l43f1 16050 traces:
Start of file: l43f1 SHOT=2 day=128 hour=16 minute=54 sec=42
__End of file: l43f1 SHOT=32100 day=128 hour=18 minute=6 sec=20

FILE: l44f1 15888 traces:
Start of file: l44f1 SHOT=2 day=128 hour=18 minute=6 sec=43
__End of file: l44f1 SHOT=31776 day=128 hour=19 minute=17 sec=50

FILE: l45f1 15980 traces:
Start of file: l45f1 SHOT=2 day=128 hour=19 minute=18 sec=18
__End of file: l45f1 SHOT=31960 day=128 hour=20 minute=29 sec=38

FILE: l46f1 14374 traces:
Start of file: l46f1 SHOT=2 day=128 hour=20 minute=30 sec=51
__End of file: l46f1 SHOT=28748 day=128 hour=21 minute=35 sec=8

FILE: l46f2 3495 traces:
Start of file: l46f2 SHOT=2 day=128 hour=21 minute=50 sec=24
__End of file: l46f2 SHOT=6990 day=128 hour=22 minute=6 sec=9

FILE: l47f1 13551 traces:
Start of file: l47f1 SHOT=2 day=128 hour=22 minute=6 sec=39
__End of file: l47f1 SHOT=27102 day=128 hour=23 minute=7 sec=8

FILE: l48f1 13487 traces:
Start of file: l48f1 SHOT=2 day=128 hour=23 minute=7 sec=50
__End of file: l48f1 SHOT=26974 day=128 hour=0 minute=8 sec=27

FILE: l49f1 12428 traces:
Start of file: l49f1 SHOT=2 day=129 hour=0 minute=25 sec=32
__End of file: l49f1 SHOT=24856 day=129 hour=1 minute=21 sec=19

FILE: l50f1 3874 traces:
Start of file: l50f1 SHOT=2 day=129 hour=1 minute=21 sec=56
__End of file: l50f1 SHOT=7748 day=129 hour=1 minute=39 sec=12
FILE: l50f2 13874 traces:
Start of file: l50f2 SHOT=2 day=129 hour=1 minute=39 sec=49
__End of file: l50f2 SHOT=27748 day=129 hour=2 minute=42 sec=29

FILE: l51f1 492 traces:
Start of file: l51f1 SHOT=2 day=129 hour=2 minute=44 sec=17
__End of file: l51f1 SHOT=984 day=129 hour=2 minute=46 sec=31

FILE: l51f1a 13744 traces:
Start of file: l51f1a SHOT=2 day=129 hour=2 minute=49 sec=52
__End of file: l51f1a SHOT=27488 day=129 hour=3 minute=51 sec=51

FILE: l52f1 15711 traces:
Start of file: l52f1 SHOT=2 day=129 hour=3 minute=53 sec=8
__End of file: l52f1 SHOT=31422 day=129 hour=5 minute=3 sec=40

FILE: l53f1 7882 traces:
Start of file: l53f1 SHOT=2 day=129 hour=5 minute=28 sec=1
__End of file: l53f1 SHOT=15764 day=129 hour=6 minute=3 sec=21

FILE: l54f1 5978 traces:
Start of file: l54f1 SHOT=2 day=129 hour=6 minute=37 sec=27
__End of file: l54f1 SHOT=11956 day=129 hour=7 minute=4 sec=6

FILE: l55f1 2056 traces:
Start of file: l55f1 SHOT=2 day=129 hour=7 minute=4 sec=28
__End of file: l55f1 SHOT=4112 day=129 hour=7 minute=13 sec=40

FILE: l55f2 5413 traces:
Start of file: l55f2 SHOT=2 day=129 hour=7 minute=14 sec=14
__End of file: l55f2 SHOT=10826 day=129 hour=7 minute=38 sec=35

FILE: l56f1 6823 traces:
Start of file: l56f1 SHOT=2 day=129 hour=7 minute=42 sec=29
__End of file: l56f1 SHOT=13646 day=129 hour=8 minute=13 sec=0

FILE: l57f1 8724 traces:
Start of file: l57f1 SHOT=2 day=129 hour=8 minute=13 sec=31
__End of file: l57f1 SHOT=17448 day=129 hour=8 minute=51 sec=59

FILE: l58f1 8080 traces:
Start of file: l58f1 SHOT=2 day=129 hour=8 minute=52 sec=27
__End of file: l58f1 SHOT=16160 day=129 hour=9 minute=28 sec=20

FILE: l59f1 8534 traces:
Start of file: l59f1 SHOT=2 day=129 hour=9 minute=28 sec=44
__End of file: l59f1 SHOT=17068 day=129 hour=10 minute=6 sec=37

FILE: l60f1 7491 traces:
Start of file: l60f1 SHOT=2 day=129 hour=10 minute=7 sec=0
__End of file: l60f1 SHOT=14982 day=129 hour=10 minute=40 sec=20

FILE: l61f1 25399 traces:
Start of file: l61f1 SHOT=2 day=129 hour=14 minute=22 sec=52
__End of file: l61f1 SHOT=50798 day=129 hour=17 minute=55 sec=50

FILE: l62f1 126 traces:
Start of file: l62f1 SHOT=2 day=129 hour=18 minute=1 sec=31
__End of file: l62f1 SHOT=252 day=129 hour=18 minute=2 sec=32
There is no image for this file--too few traces.
FILE: l62f2 28450 traces:
Start of file: l62f2 SHOT=2 day=129 hour=18 minute=3 sec=42
__End of file: l62f2 SHOT=56900 day=129 hour=22 minute=2 sec=9

FILE: l63f1 21341 traces:
Start of file: l63f1 SHOT=2 day=129 hour=22 minute=4 sec=0
__End of file: l63f1 SHOT=42682 day=129 hour=1 minute=2 sec=4

FILE: l64f1 20060 traces:
Start of file: l64f1 SHOT=2 day=130 hour=1 minute=9 sec=10
__End of file: l64f1 SHOT=40120 day=130 hour=3 minute=57 sec=19

FILE: l65f1 20956 traces:
Start of file: l65f1 SHOT=2 day=130 hour=3 minute=58 sec=0
__End of file: l65f1 SHOT=41912 day=130 hour=6 minute=53 sec=32

FILE: l66f1 21166 traces:
Start of file: l66f1 SHOT=2 day=130 hour=6 minute=53 sec=59
__End of file: l66f1 SHOT=42332 day=130 hour=9 minute=50 sec=44

FILE: l67f1 18901 traces:
Start of file: l67f1 SHOT=2 day=130 hour=9 minute=52 sec=1
__End of file: l67f1 SHOT=37802 day=130 hour=12 minute=29 sec=52

FILE: l67f2 6804 traces:
Start of file: l67f2 SHOT=2 day=130 hour=12 minute=32 sec=48
__End of file: l67f2 SHOT=13608 day=130 hour=13 minute=29 sec=48

FILE: l67f3 3119 traces:
Start of file: l67f3 SHOT=2 day=130 hour=13 minute=37 sec=6
__End of file: l67f3 SHOT=6238 day=130 hour=14 minute=3 sec=12

FILE: l68f1 2540 traces:
Start of file: l68f1 SHOT=2 day=130 hour=14 minute=6 sec=14
__End of file: l68f1 SHOT=5080 day=130 hour=14 minute=27 sec=26

FILE: l68f2 5282 traces:
Start of file: l68f2 SHOT=2 day=130 hour=14 minute=27 sec=51
__End of file: l68f2 SHOT=10564 day=130 hour=15 minute=12 sec=8

FILE: l69f1 4586 traces:
Start of file: l69f1 SHOT=2 day=130 hour=15 minute=14 sec=41
__End of file: l69f1 SHOT=9172 day=130 hour=15 minute=53 sec=0

FILE: l70f1 12037 traces:
Start of file: l70f1 SHOT=2 day=130 hour=15 minute=53 sec=36
__End of file: l70f1 SHOT=24074 day=130 hour=17 minute=34 sec=2

FILE: l71f1 11654 traces:
Start of file: l71f1 SHOT=2 day=130 hour=17 minute=34 sec=41
__End of file: l71f1 SHOT=23308 day=130 hour=19 minute=12 sec=11

FILE: l72f1 11256 traces:
Start of file: l72f1 SHOT=2 day=130 hour=19 minute=12 sec=52
__End of file: l72f1 SHOT=22512 day=130 hour=20 minute=46 sec=59

FILE: l73f1 11126 traces:
Start of file: l73f1 SHOT=2 day=130 hour=20 minute=47 sec=23
__End of file: l73f1 SHOT=22252 day=130 hour=22 minute=20 sec=33