ETZOLD UNIT NORTH was ETZOLD 'B' 4 3-4
API 15175207470000 · Seward County, Kansas · SHUCK field
Converted to EOR Well
API
15175207470000
Operator
Glori Holdings, Inc.
County
Seward
Field
SHUCK
Location
Spudded
1984-05-01
Completed
1984-09-17
Measured depth
6,425 ft
Formation tops
Kansas records 73 formations for this well, shallowest first.
| Formation | Top (ft) | Base (ft) | Picks |
|---|---|---|---|
| Stone Corral Formation | — | 1,652 | 1 |
| Wellington Formation | 2,194 | — | 1 |
| Hutchinson Salt Member | 2,320 | — | 1 |
| Hollenberg Limestone Member | 2,588 | — | 1 |
| Chase Group | 2,610 | — | 1 |
| Herington Limestone Member | 2,610 | — | 1 |
| Paddock Shale Member | 2,624 | — | 1 |
| Krider Limestone Member | 2,644 | — | 1 |
| Odell Shale Formation | 2,684 | — | 1 |
| Winfield Limestone Formation | 2,692 | — | 1 |
| Gage Shale Member | 2,730 | — | 1 |
| Towanda Limestone Member | 2,760 | 2,800 | 1 |
| Fort Riley Limestone Member | 2,814 | 2,858 | 1 |
| Matfield Shale Formation | 2,890 | — | 1 |
| Wreford Limestone Formation | 2,907 | — | 1 |
| Council Grove Group | 2,938 | — | 1 |
| Speiser Shale Formation | 2,938 | — | 1 |
| Funston Formation | 2,946 | — | 1 |
| Blue Rapids Shale Formation | 3,000 | — | 1 |
| Crouse Limestone Formation | 3,010 | — | 1 |
| Easly Creek Shale Formation | 3,034 | — | 1 |
| Middleburg Limestone Member | 3,038 | — | 1 |
| Hooser Shale Member | 3,058 | — | 1 |
| Eiss Limestone Member | 3,066 | — | 1 |
| Stearns Shale Formation | 3,078 | — | 1 |
| Morrill Limestone Member | 3,083 | — | 1 |
| Florena Shale Member | 3,100 | — | 1 |
| Cottonwood Limestone Member | 3,109 | — | 1 |
| Eskridge Shale Formation | 3,143 | — | 1 |
| Neva Limestone Member | 3,176 | — | 1 |
| Roca Shale Formation | 3,232 | — | 1 |
| Howe Limestone Member | 3,242 | — | 1 |
| Johnson Shale Formation | 3,276 | — | 1 |
| Long Creek Limestone Member | 3,278 | — | 1 |
| Janesville Shale Formation | 3,318 | — | 1 |
| Pennsylvanian System | 3,350 | — | 1 |
| Wabaunsee Group | 3,350–3,432 | — | 3 |
| Root Shale Formation | 3,510 | — | 1 |
| Stotler Limestone Formation | 3,514 | — | 1 |
| Red Shale Bed | 3,628 | — | 1 |
| Severy Shale Formation | 3,724 | — | 1 |
| Shawnee Group | 3,728 | — | 1 |
| Topeka Limestone Formation | 3,728 | — | 1 |
| Heebner Shale Member | 4,222 | — | 1 |
| Toronto Limestone Member | 4,238 | — | 1 |
| Lansing Group | 4,356 | — | 2 |
| Iola Limestone Formation | 4,604 | — | 1 |
| Muncie Creek Shale Member | 4,652 | — | 1 |
| Dewey Limestone Formation | 4,660 | — | 1 |
| Stark Shale Member | 4,871 | — | 1 |
| Swope Limestone Formation | 4,892 | — | 1 |
| Hushpuckney Shale Member | 4,930 | — | 1 |
| Hertha Limestone Formation | 4,940 | — | 1 |
| Pleasanton Group | 5,030 | — | 1 |
| Marmaton Group | 5,040 | — | 1 |
| Altamont Limestone Formation | 5,060 | 5,102 | 1 |
| Novinger Limestone Bed | 5,148 | 5,148 | 1 |
| Fort Scott Limestone Formation | 5,196 | — | 1 |
| Little Osage Shale Member | 5,241 | — | 1 |
| Cherokee Group | 5,280 | — | 1 |
| Excello Shale Member | 5,280 | — | 1 |
| Middle Morrowan Limestone Bed | 5,672–5,842 | — | 3 |
| Upper Kearny Member | 5,678 | — | 1 |
| Middle Morrowan Sandstone Bed | 5,928 | 5,933 | 2 |
| Chesteran Stage | 5,938 | — | 1 |
| Chesteran Zone C Bed | 5,938 | 6,034 | 1 |
| Mississippian System | 5,938 | — | 2 |
| Chesteran Zone B Bed | 6,034–6,232 | — | 3 |
| Chesteran Sandstone Lower Bed | 6,081–6,202 | — | 2 |
| Chesteran Zone A Bed | 6,118 | 6,284 | 2 |
| Meramecian Stage | 6,284 | — | 1 |
| Ste. Genevieve Limestone Formation | 6,284 | 6,316 | 1 |
| St. Louis Limestone Formation | 6,319 | — | 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. 4 formations were picked at more than one depth by different Kansas sources, and their range is shown rather than one of the answers.
Location
37.161122, -101.010602
37.16112, -101.01060 · 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.