Koster 1
API 0407720135 · San Joaquin County, California · Any Field field
PluggedDry Hole
API
0407720135
Operator
Great Basins Petroleum Co.
County
San Joaquin
Field
Any Field
Spudded
1971-05-19
Location
37.625942, -121.341644
37.62594, -121.34164 · Surface location as filed with California⌘ or Ctrl + scroll to zoom
Every well in San Joaquin County, California
California state record, from CA_wells_Well.parquet. Corpus built 2026-08-19.