MILHON 'A' 1
API 15175206260000 · Seward County, Kansas · SIMS-MASSONI GAS AREA field
Plugged and AbandonedPlugged 1982-05-31
API
15175206260000
Operator
Anadarko Petroleum Corporation
County
Seward
Field
SIMS-MASSONI GAS AREA
Location
Spudded
1982-05-18
Completed
1982-05-30
Plugged
1982-05-31
Measured depth
6,292 ft
Formation tops
Kansas records 80 formations for this well, shallowest first.
| Formation | Top (ft) | Base (ft) | Picks |
|---|---|---|---|
| Stone Corral Formation | — | 1,636 | 1 |
| Hutchinson Salt Member | — | 2,574 | 3 |
| Hollenberg Limestone Member | 2,582 | — | 1 |
| Herington Limestone Member | 2,610–2,614 | — | 3 |
| Chase Group | 2,614 | — | 1 |
| Paddock Shale Member | 2,634 | — | 1 |
| Krider Limestone Member | 2,646 | — | 1 |
| Odell Shale Formation | 2,690 | — | 1 |
| Winfield Limestone Formation | 2,700 | — | 3 |
| Gage Shale Member | 2,743 | — | 1 |
| Towanda Limestone Member | 2,758 | 2,813 | 1 |
| Fort Riley Limestone Member | 2,820 | 2,864 | 1 |
| Florence Limestone Member | 2,870 | — | 1 |
| Matfield Shale Formation | 2,908 | — | 1 |
| Wreford Limestone Formation | 2,920 | — | 1 |
| Council Grove Group | 2,956–3,016 | — | 3 |
| Speiser Shale Formation | 2,956 | — | 1 |
| Funston Formation | 2,964 | — | 1 |
| Blue Rapids Shale Formation | 3,016 | — | 1 |
| Crouse Limestone Formation | 3,024 | — | 1 |
| Easly Creek Shale Formation | 3,045 | — | 1 |
| Middleburg Limestone Member | 3,050 | — | 1 |
| Hooser Shale Member | 3,066 | — | 1 |
| Eiss Limestone Member | 3,077 | — | 1 |
| Stearns Shale Formation | 3,088 | — | 1 |
| Morrill Limestone Member | 3,093 | — | 1 |
| Florena Shale Member | 3,118 | — | 1 |
| Cottonwood Limestone Member | 3,128 | — | 1 |
| Eskridge Shale Formation | 3,160 | — | 1 |
| Neva Limestone Member | 3,197 | — | 1 |
| Roca Shale Formation | 3,253 | — | 1 |
| Howe Limestone Member | 3,258 | — | 1 |
| Johnson Shale Formation | 3,296 | — | 1 |
| Long Creek Limestone Member | 3,300 | — | 1 |
| Janesville Shale Formation | 3,360 | — | 1 |
| Falls City Limestone Formation | 3,366 | — | 1 |
| Onaga Shale Formation | 3,376 | — | 1 |
| Pennsylvanian System | 3,388 | — | 1 |
| Wabaunsee Group | 3,388–3,463 | — | 5 |
| Red Shale Bed | 3,778 | — | 1 |
| Severy Shale Formation | 3,868 | — | 1 |
| Shawnee Group | 3,878 | — | 1 |
| Topeka Limestone Formation | 3,878 | — | 1 |
| Toronto Limestone Member | 4,168–4,268 | — | 3 |
| Heebner Shale Member | 4,235–4,236 | — | 3 |
| Lansing Group | 4,381 | — | 4 |
| Muncie Creek Shale Member | 4,648 | — | 1 |
| Iola Limestone Formation | 4,664 | — | 2 |
| Dewey Limestone Formation | 4,665–4,693 | — | 3 |
| Stark Shale Member | 4,862 | — | 3 |
| Swope Limestone Formation | 4,870–4,872 | — | 3 |
| Hushpuckney Shale Member | 4,910 | — | 1 |
| Hertha Limestone Formation | 4,916–4,924 | — | 3 |
| Mound City Shale Member | 4,963 | — | 1 |
| Pleasanton Group | 5,022 | — | 1 |
| Marmaton Group | 5,036–5,040 | — | 3 |
| Altamont Limestone Formation | 5,062–5,080 | 5,062 | 2 |
| Novinger Limestone Bed | 5,102–5,160 | 5,102 | 3 |
| Pawnee Limestone Formation | 5,109 | — | 1 |
| Fort Scott Limestone Formation | 5,156–5,200 | — | 2 |
| Cherokee Group | 5,196–5,223 | — | 3 |
| Little Osage Shale Member | 5,196 | — | 1 |
| Excello Shale Member | 5,223 | — | 1 |
| Verdigris Limestone Member | 5,284 | — | 1 |
| Middle Morrowan Limestone Bed | 5,554–5,634 | — | 5 |
| Upper Kearny Member | 5,554 | — | 1 |
| Morrowan C Sandstone Bed | 5,620 | — | 2 |
| Chesteran Stage | 5,683–5,684 | — | 3 |
| Chesteran Zone C Bed | 5,683–5,710 | 5,730 | 3 |
| Mississippian System | 5,683–5,684 | — | 3 |
| Chesteran Zone D Bed | 5,684 | — | 2 |
| Chesteran Zone B Bed | 5,722–5,878 | — | 4 |
| Chesteran Sandstone Lower Bed | 5,802–5,876 | — | 2 |
| Chesteran Zone A Bed | 5,802–5,819 | 5,934 | 3 |
| Chesteran Sandstone Upper Bed | 5,838 | — | 2 |
| Meramecian Stage | 5,934–5,936 | — | 3 |
| Ste. Genevieve Limestone Formation | 5,934–5,936 | 6,012 | 3 |
| Meramec Group | 5,936 | — | 1 |
| St. Louis Limestone Formation | 6,015–6,220 | — | 5 |
| Salem Limestone Formation | 6,220 | — | 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. 23 formations were picked at more than one depth by different Kansas sources, and their range is shown rather than one of the answers.
Location
37.193789, -100.803338
37.19379, -100.80334 · 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.