TEXAS · WELLS · MARION COUNTY · API 42-315-30505 · DISTRICT 06
Walker-Berry Unit #1
Marion County · Lassater (Travis Peak) field · Vertical
Walker-Berry Unit #1 (API 42-315-30505) is a plugged well in Marion County, plugged December 31, 1981, last operated by Mobil Producing TX. & N.M. Inc..
The RRC has issued one drilling permit, issued March 30, 1978, permitted to 9,300 ft.
It was permitted by Mobil Oil Corporation and has since transferred to Mobil Producing TX. & N.M. Inc. on the wellbore schedule.
Operator of record
Mobil Producing TX. & N.M. Inc.
Permitted by Mobil Oil Corporation; the EWA schedule now lists a different operator.
- Based in
- Spring, TX
- P-5 status
- Active (A)
- P-5 last filed
- Jun 4, 2025
- Permits on file
- 6,763
- Phone
- (346) 474-9142
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | none |
| Latest permit | Mobil Oil CorporationMar 30, 1978 |
- 9,300
- total depth, ft
- 1
- permits on file
- Mar 30, 1978
- last permit issued
- Aug 25, 1978
- completed
- —
- cumulative oil, bbl
- —
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 25, 1978
- Shut in
- —
- Plugged
- Dec 31, 1981
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.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 22001-99 | Drill | Mobil Oil Corporation | Mar 30, 1978 | Mar 30, 1978 | Jun 9, 1978 | 9,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Aug 25, 1978 | Walker-Berry Unit G-6-78422 | Lassater (Travis Peak) | Mobil Producing TX. & N.M. Inc. | Plugged | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,843 | 7,991 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 14 | 40 | — | — |
| 8.625 | 1,250 | 12.25 | 720 S |
| 5.5 | 9,200 | 7.875 | 1,095 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 | Jan 12, 1984 | Sep 15, 1978 | — |
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 42-315-30505 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-315-30505 → 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/31530505, documented in the API reference.