Figure F16. P-wave velocity profiles derived from P-wave logger (PWL) and PWS3 measurements for Hole 1228A and Hole 680A. Below 90 mbsf, PWL velocity peaks may be less dependable since the core liners were commonly incompletely filled or contaminated by drilling-induced gravel slurry.

Figure F16. P-wave velocity profiles derived from P-wave logger (PWL) and PWS3 measurements for Hole 1228A and Hole 680A. Below 90 mbsf, PWL velocity peaks may be less dependable since the core liners were commonly incompletely filled or contaminated by drilling-induced gravel slurry.