Perm-O-Penn Exploration
P. O. Box 38   Mandeville, LA 70470-0038
504-626-5763  wegee1@netscape.net    504-736-2926


3-D ACQUISITION:

Block 36 3-D; Glasscock & Midland Counties, Texas.

Acquisition and Processing by Western Geophysical:

A.   Recording System:                                        480 Ch. SCL
B.   Energy Source:                                               (4)LRS-315 #47,000 peak force
C.   Sweeps + length + listen:                              12+12+3
D.   Sweep Freq.                                                     12-80 Hz. up
E.   Geophones/Gp.:                                             18
F     Rec.Array:                                                         varies; 1760' apart; 220' Gp. Int.
G.   Source Array:                                                  2640'& 1,320' apart
H.   Cell size:                                                          110' * 110'
I.     Nominal Fold:                                               18 to 20
J.    Geophone Spread:                                         61.5 miles
K.   Groups/Line:                                                 varies.
L.   Total Groups Locations:                               1476
M.  Total vibrator lines per swath:                      7 to 12
N.   Total miles of Source Lines:                         44.3
O.   VP's per Line:                                                 varies
P.   Total VP's:                                                       1408
Q.   Square Miles:                                                  20.52