WELL · 42-059-35151 · DISTRICT 7
Loper D. #1
Callahan County · Wildcat field · Vertical
Loper D. #1 (API 42-059-35151) is a plugged well in Callahan County, plugged April 4, 1991, last operated by Chalmers Exploration Company.
The RRC has issued one drilling permit, issued October 19, 1984, permitted to 4,700 ft.
It was permitted by Chalmers Operating CO., Inc. and has since transferred to Chalmers Exploration Company on the wellbore schedule.
Completion filings report 6 formation tops, including Coleman Junction, Top/King Sand, Canyon, Palo Pinto.
Operator of record
Permitted by Chalmers Operating Co., Inc.; the EWA schedule now lists a different operator.
Abilene, TX · P-5 Y, filed Jul 3, 1997 · 85 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Chalmers Exploration Company |
| Production reports | none |
| Latest permit | Chalmers Operating Co., Inc.Oct 19, 1984 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,700
- total depth, ft
- 1
- permits on file
- Oct 19, 1984
- last permit issued
- Jun 7, 1989
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jun 7, 1989
- Shut in
- —
- Plugged
- Apr 4, 1991
Surface location
No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Texas reports oil by lease, not by well. These are the lease this well is completed on; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| — O-8-25478 | — | — | 0 | 0 | 0 | — |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 255012-99 | Drill | Chalmers Operating Co., Inc. | Oct 15, 1984 | Oct 19, 1984 | — | 4,700 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-8-25478 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,997 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Coleman JunctionBASE/COLEMAN JUNCTION | 1,070 | 927 |
| Top/King Sand | 1,990 | 7 |
| CanyonTOP/CANYON LIMESTONE | 2,530 | -533 |
| Palo PintoPALO PINTO REEF | 3,030 | -1,033 |
| Home Creek | 3,560 | -1,563 |
| Ellenburger | 4,530 | -2,533 |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 118 | 11 | 70 S |
| 4.5 | 4,570 | 7.875 | 100 S |
Completion filings
W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. About these reports →
| Suffix | Filed | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Aug 28, 1989 | Jun 7, 1989 | Yes |
| 00 | Aug 15, 1989 | — | — |
The source documents
Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.
- Wellbore filings for 42-059-35151 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-059-35151 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward). then paste it into their search.
About this data
Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.
New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease
Developers: this page as JSON is GET /v1/data/wells/05935151, documented in the API reference.