ECHO and Rainbow 1-34 State
API 4004720035 · Fall River County, South Dakota · Wildcat field
Plugged and AbandonedDry Hole
API
4004720035
Operator
ECHO Oil Corp. and Rainbow Resources
County
Fall River
Field
Wildcat
Location
SWSW Sec 34 Twp 011S Rng 04E
Permit
545
Formation tops
South Dakota records 5 formations for this well, shallowest first.
| Formation | Top (ft) | Age |
|---|---|---|
| Greenhorn Limestone | 540 | Cretaceous |
| Dakota Mud | 1,110 | Cretaceous |
| Skull Creek Shale | 1,185 | Cretaceous |
| Fall River Sandstone | 1,375 | Cretaceous |
| Morrison Formation | 1,790 | Jurassic |
A dash is a formation South Dakota records for this well without a depth.
Completion
South Dakota files 1 completion report for this well.
Vertical Well
Plugged and AbandonedDry HoleSpudded
1969-11-30
Measured depth
1,808 ft
True vertical depth
1,808 ft
Location
43.044847, -103.639379
43.04485, -103.63938 · Surface location as filed with South Dakota⌘ or Ctrl + scroll to zoom
Every well in Fall River County, South Dakota
South Dakota state record, from SD_wells_SDOILexport_Export__wells_Table_4_Web.parquet. Corpus built 2026-09-11.