Coffey 'A' 3
API 15067206830000 · Grant County, Kansas · HUGOTON GAS AREA field
Producing
API
15067206830000
Operator
Eiger Operating Company, LLC
County
Grant
Field
HUGOTON GAS AREA
Location
Spudded
1987-09-16
Completed
1988-05-04
Measured depth
2,796 ft
Formation tops
Kansas records 15 formations for this well, shallowest first.
| Formation | Top (ft) | Base (ft) | Picks |
|---|---|---|---|
| Day Creek Dolomite Formation | 904 | — | 1 |
| Blaine Formation | 1,253 | 1,308 | 1 |
| Cedar Hills Sandstone Formation | 1,364 | 1,510 | 1 |
| Stone Corral Formation | 1,754 | 1,844 | 1 |
| Hutchinson Salt Member | 2,282 | — | 1 |
| Hollenberg Limestone Member | 2,490 | — | 1 |
| Chase Group | 2,514 | — | 2 |
| Herington Limestone Member | 2,514 | — | 1 |
| Paddock Shale Member | 2,536 | — | 1 |
| Krider Limestone Member | 2,539 | — | 2 |
| Odell Shale Formation | 2,556 | — | 1 |
| Winfield Limestone Formation | 2,578–2,585 | 2,585 | 2 |
| Gage Shale Member | 2,602 | — | 1 |
| Towanda Limestone Member | 2,636 | 2,661 | 1 |
| Fort Riley Limestone Member | 2,688 | — | 1 |
A dash is a formation Kansas records for this well without a depth. In the base column a dash is also a depth Kansas’s sources record differently from one another. 1 formation was picked at more than one depth by different Kansas sources, and its range is shown rather than one of the answers.
Location
37.616501, -101.276027
37.61650, -101.27603 · Surface location as filed with Kansas⌘ or Ctrl + scroll to zoom
Every well in Grant County, Kansas
Kansas state record, from KS_wells_ks_wells.parquet. Corpus built 2026-09-11.