BLACK 'A' 1
API 15175204930000 · Seward County, Kansas · ARKALON field
Producing
API
15175204930000
Operator
Edison Operating Company LLC
County
Seward
Field
ARKALON
Location
Spudded
1980-10-24
Completed
1981-12-31
Measured depth
5,880 ft
Formation tops
Kansas records 22 formations for this well, shallowest first.
| Formation | Top (ft) | Picks |
|---|---|---|
| Iola Limestone Formation | 4,597 | 1 |
| Swope Limestone Formation | 4,782 | 1 |
| Hertha Limestone Formation | 4,884 | 1 |
| Pleasanton Group | 4,986 | 1 |
| Marmaton Group | 4,988–4,990 | 2 |
| Altamont Limestone Formation | 5,014 | 1 |
| Pawnee Limestone Formation | 5,066 | 1 |
| Novinger Limestone Bed | 5,072 | 1 |
| Fort Scott Limestone Formation | 5,106 | 2 |
| Cherokee Group | 5,152–5,184 | 2 |
| Little Osage Shale Member | 5,152 | 1 |
| Excello Shale Member | 5,184 | 2 |
| Verdigris Limestone Member | 5,246 | 1 |
| Atoka Limestone Bed | 5,336 | 1 |
| Atoka Shale Bed | 5,388 | 1 |
| Upper Kearny Member | 5,518 | 1 |
| Middle Morrowan Limestone Bed | 5,521 | 1 |
| Keyes Sandstone Bed | 5,574 | 1 |
| Chesteran Zone B Bed | 5,658 | 1 |
| Mississippian System | 5,658 | 1 |
| Chesteran Zone A Bed | 5,732 | 2 |
| Lower Kearny Member | — | 1 |
A dash is a formation Kansas records for this well without a depth. 2 formations were picked at more than one depth by different Kansas sources, and their range is shown rather than one of the answers.
Location
37.098076, -100.687602
37.09808, -100.68760 · Surface location as filed with Kansas⌘ or Ctrl + scroll to zoom
Every well in Seward County, Kansas
Kansas state record, from KS_wells_ks_wells.parquet. Corpus built 2026-09-11.