Cosner 1-30
API 15175210750000 · Seward County, Kansas · MASSONI NORTHWEST field
Plugged and AbandonedPlugged 1991-03-19
API
15175210750000
Operator
Shepler & Thomas, Inc.
County
Seward
Field
MASSONI NORTHWEST
Location
Permit
06-JAN-1989
Spudded
1989-01-09
Completed
1989-05-10
Plugged
1991-03-19
Measured depth
6,005 ft
Formation tops
Kansas records 21 formations for this well, shallowest first.
| Formation | Top (ft) | Picks |
|---|---|---|
| Heebner Shale Member | 4,244–4,245 | 2 |
| Toronto Limestone Member | 4,262 | 1 |
| Lansing Group | 4,363 | 1 |
| Iola Limestone Formation | 4,629 | 1 |
| Swope Limestone Formation | 4,843 | 1 |
| Hertha Limestone Formation | 4,872 | 1 |
| Marmaton Group | 5,002 | 1 |
| Novinger Limestone Bed | 5,067 | 1 |
| Fort Scott Limestone Formation | 5,104 | 1 |
| Cherokee Group | 5,152 | 1 |
| Middle Morrowan Limestone Bed | 5,506–5,507 | 2 |
| Upper Kearny Member | 5,507 | 1 |
| Morrowan A Sandstone Bed | 5,508 | 1 |
| Keyes Sandstone Bed | 5,584 | 1 |
| Chesteran Zone B Bed | 5,592–5,732 | 2 |
| Mississippian System | 5,592 | 1 |
| Chesteran Zone A Bed | 5,660 | 1 |
| Chesteran Sandstone Upper Bed | 5,668 | 1 |
| Meramecian Stage | 5,795–5,809 | 2 |
| Ste. Genevieve Limestone Formation | 5,795–5,809 | 2 |
| St. Louis Limestone Formation | 5,874–5,979 | 2 |
A dash is a formation Kansas records for this well without a depth. 6 formations were picked at more than one depth by different Kansas sources, and their range is shown rather than one of the answers.
Location
37.233980, -100.728008
37.23398, -100.72801 · 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.