This document was prepared as an account of work sponsored by the U.S. Department of Energy under DOE Cooperative Agreement No. DE-FC26-05NT42589. Well Names, API Number, Reef: Chester 6-16, 21137611890000, Chester 16 Chester 8-16, 2113761186, Chester 16 Lawnichak Myszkier 1-33, 21137295650000, Dover 33 Location: Otsego County, Northern Michigan Contents Summary: Dover 33 Baseline VSP 2013: Data: Raw field data (dynamite and Vibroseis source data), processing files (prestack kirchoff & poststack kirchoff depth migration image, and metadata (processing report, source and receiver information). Vendor: SR2020 Dover 33 Repeat VSP 2016: Data: raw dynaminte and Vibroseis data, processing files (P-wave image lines, PS-wave image lines), metadata (tool specs, geophone orientation, SEGD header standards, shot records, receiver coordinates) Vendor: Sigma2 Chester 16 DAS VSP Baseline 2017: Data: acquisition files (Vibe, VibeStack, and dynamite source data), processing files, migrated images, metadata (acquisition reports, processing reports) Vendor: Silixa Chester 16 DAS VSP Repeat 2018: Data: input data (2018 SEGY Vibroseis and dynamite data, navigation information, well information), processing files & intermediate data, final data (ZVSP, final images, synthetic seismograms) Vendor: Silixa, VS-Prowess