TEXAS · WELLS · MATAGORDA COUNTY · API 42-321-80104 · DISTRICT 03
Ohio-Sun Unit #1P
Matagorda County · Markham N.-Bay City N(cornelius) field · Vertical
Ohio-Sun Unit #1P (API 42-321-80104) is a plugged well in Matagorda County, plugged February 10, 1986, last operated by Goldking Minerals Mgmt L.L.C..
The RRC has issued one drilling permit, issued May 20, 1985, permitted to 9,025 ft.
It was permitted by Marathon Oil Company and has since transferred to Goldking Minerals Mgmt L.L.C. on the wellbore schedule.
Completion filings report 3 formation tops, including Miocene (undifferentiated), Anahuac, Frio.
Operator of record
Permitted by Marathon Oil Company; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Jun 10, 2026
- Permits on file
- 1
- Phone
- (713) 228-5464
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Goldking Minerals Mgmt L.L.C. |
| Production reports | none |
| Latest permit | Marathon Oil CompanyMay 20, 1985 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,025
- total depth, ft
- 1
- permits on file
- May 20, 1985
- last permit issued
- Oct 10, 1985
- completed
- —
- cumulative oil, bbl
- —
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 10, 1985
- Shut in
- —
- Plugged
- Feb 10, 1986
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 |
|---|---|---|---|---|---|---|
| 275524-99 | Recompletion | Marathon Oil Company | May 20, 1985 | May 20, 1985 | — | 9,025 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Oct 10, 1985 | Ohio-Sun Unit O-3-2998 | Markham N.-Bay City N(cornelius) | Goldking Minerals Mgmt L.L.C. | Plugged | — |
| Jul 5, 1974 | Ohio-Sun Unit O-3-10525 | Markham N.-Bay City N (7150-A) | Goldking Minerals Mgmt L.L.C. | Plugged | — |
| Jul 1, 1962 | Ohio Sun Unit G-3-7297 | Markham N.-Bay City N (W. 3 UP) | Marathon Oil Company | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 61 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Miocene (undifferentiated)MIOCENE | 2,500 | -2,439 |
| Anahuac | 5,500 | -5,439 |
| Frio | 6,500 | -6,439 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,142 | 7,146 | Perforated |
| 7,787 | 7,797 | Perforated |
| 7,800 | 7,805 | Perforated |
| 8,701 | 8,707 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 75 | 17.25 | 50 S |
| 9.625 | 1,466 | 12.25 | 400 S |
| 9.625 | 1,466 | 15 | 400 S |
| 2.375 | 7,104 | — | — |
| 5.5 | 9,025 | 8.75 | 500 S |
| 5.5 | 9,025 | 8.875 | 500 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 | Dec 2, 1985 | Oct 29, 1985 | — |
| 00 | Jul 25, 1985 | Jun 24, 1985 | — |
| 00 | Jul 18, 1985 | — | — |
| 00 | Jan 12, 1984 | Jul 12, 1974 | — |
| 00 | Jan 12, 1984 | — | — |
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 42-321-80104 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-321-80104 → 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/32180104, documented in the API reference.