Irwin 1
API 15175202250001 · Seward County, Kansas · MASSONI NORTHWEST field
Recompleted
API
15175202250001
Operator
Becker, Clyde M.
County
Seward
Field
MASSONI NORTHWEST
Location
Permit
01-MAY-1989
Spudded
1989-06-20
Completed
1989-07-11
Measured depth
5,960 ft
Formation tops
Kansas records 64 formations for this well, shallowest first.
| Formation | Top (ft) | Base (ft) | Picks |
|---|---|---|---|
| Stone Corral Formation | 1,572 | 1,638 | 1 |
| Hollenberg Limestone Member | 2,560 | — | 1 |
| Hutchinson Salt Member | — | 2,562 | 2 |
| Chase Group | 2,589 | — | 1 |
| Herington Limestone Member | 2,589–2,596 | — | 2 |
| Krider Limestone Member | 2,596–2,614 | — | 2 |
| Paddock Shale Member | 2,606 | — | 1 |
| Odell Shale Formation | 2,662 | — | 1 |
| Winfield Limestone Formation | 2,668–2,682 | — | 2 |
| Gage Shale Member | 2,712 | — | 1 |
| Towanda Limestone Member | 2,728 | 2,784 | 1 |
| Fort Riley Limestone Member | 2,803–2,804 | 2,856 | 2 |
| Matfield Shale Formation | 2,881 | — | 1 |
| Wreford Limestone Formation | 2,895 | — | 1 |
| Council Grove Group | 2,927–2,928 | — | 3 |
| Speiser Shale Formation | 2,928 | — | 1 |
| Funston Formation | 2,932 | — | 1 |
| Blue Rapids Shale Formation | 2,990 | — | 1 |
| Crouse Limestone Formation | 2,999 | — | 1 |
| Easly Creek Shale Formation | 3,014 | — | 1 |
| Middleburg Limestone Member | 3,021 | — | 1 |
| Hooser Shale Member | 3,037 | — | 1 |
| Eiss Limestone Member | 3,048 | — | 1 |
| Stearns Shale Formation | 3,062 | — | 1 |
| Morrill Limestone Member | 3,068 | — | 1 |
| Florena Shale Member | 3,102 | — | 1 |
| Cottonwood Limestone Member | 3,107 | — | 1 |
| Eskridge Shale Formation | 3,140 | — | 1 |
| Neva Limestone Member | 3,178 | — | 1 |
| Roca Shale Formation | 3,234 | — | 1 |
| Howe Limestone Member | 3,238 | — | 1 |
| Johnson Shale Formation | 3,280 | — | 1 |
| Long Creek Limestone Member | 3,283 | — | 1 |
| Topeka Limestone Formation | 4,146 | — | 1 |
| Heebner Shale Member | 4,216 | — | 3 |
| Toronto Limestone Member | 4,238–4,240 | — | 3 |
| Lansing Group | 4,340–4,341 | — | 4 |
| Muncie Creek Shale Member | 4,598 | — | 1 |
| Dewey Limestone Formation | 4,612 | — | 1 |
| Iola Limestone Formation | 4,622 | — | 1 |
| Kansas City Group | 4,624 | — | 1 |
| Stark Shale Member | 4,800 | — | 1 |
| Swope Limestone Formation | 4,822 | — | 2 |
| Hushpuckney Shale Member | 4,850 | — | 1 |
| Hertha Limestone Formation | 4,854 | — | 2 |
| Pleasanton Group | 4,890–4,948 | — | 2 |
| Marmaton Group | 4,967–4,968 | — | 3 |
| Novinger Limestone Bed | 5,054 | — | 1 |
| Fort Scott Limestone Formation | 5,094–5,095 | — | 2 |
| Cherokee Group | 5,137–5,158 | — | 2 |
| Little Osage Shale Member | 5,138 | — | 1 |
| Excello Shale Member | 5,157–5,158 | — | 3 |
| Middle Morrowan Limestone Bed | 5,476–5,510 | — | 2 |
| Upper Kearny Member | 5,476 | — | 2 |
| Keyes Sandstone Bed | 5,545 | — | 1 |
| Chesteran Stage | 5,578 | — | 1 |
| Chesteran Zone B Bed | 5,578–5,729 | — | 3 |
| Mississippian System | 5,578 | — | 2 |
| Chesteran Zone A Bed | 5,660–5,772 | — | 2 |
| Chesteran Sandstone Upper Bed | 5,710 | — | 1 |
| Ste. Genevieve Limestone Formation | 5,756–5,786 | 5,854 | 3 |
| Meramecian Stage | 5,758–5,786 | — | 2 |
| St. Louis Limestone Formation | 5,857–5,912 | — | 4 |
| Shawnee Group | — | — | 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. 18 formations were picked at more than one depth by different Kansas sources, and their range is shown rather than one of the answers.
Location
37.224778, -100.746342
37.22478, -100.74634 · 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.