WELL · 42-357-31538 · DISTRICT 10
Harbaugh #4 #4
Ochiltree County · Lone Butte (Cleveland) field · Shut IN · Vertical
Harbaugh #4 #4 (API 42-357-31538) is a well in Ochiltree County operated by Courson Oil & Gas Inc., completed August 2, 1984 and listed as shut in on the RRC schedule.
The RRC has issued one drilling permit, issued April 10, 1984, permitted to 8,500 ft.
It was permitted by Demand And Associates and has since transferred to Courson Oil & Gas Inc. on the wellbore schedule.
Completion filings report 6 formation tops, including Brown Dolomite, Pennsylvanian, Douglas, Lan Rc.
Its lease has reported 2.81K barrels of oil and 26.1K mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Permitted by Demand and Associates; the EWA schedule now lists a different operator.
Perryton, TX · P-5 Y, filed Dec 4, 2025 · 291 permits on file · (806) 435-2910
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Courson Oil & Gas Inc. |
| Production reports | Courson Oil & Gas, Inc.through May 2007 |
| Latest permit | Demand and AssociatesApr 10, 1984 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,500
- total depth, ft
- 1
- permits on file
- Apr 10, 1984
- last permit issued
- Aug 2, 1984
- completed
- 2.81K
- cumulative oil, bbl
- 26.1K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Aug 2, 1984
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
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 |
|---|---|---|---|---|---|---|
| Harbaugh #4 O-14-5849 | Lone Butte (Cleveland) | Courson Oil & Gas, Inc. | 1 | 2.81K | 26.1K | Jan 1993 – Jul 2026 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Bison Petroleum CorporationApr 1993 → Apr 1994
- 2Courson Oil & Gas, Inc.May 1994 → May 2007
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 234917-99 | Drill | Demand and Associates | Apr 2, 1984 | Apr 10, 1984 | Jun 14, 1984 | 8,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-14-5849 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,023 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Brown Dolomite | 3,592 | -569 |
| PennsylvanianPENN SHALE | 4,868 | -1,845 |
| Douglas | 5,752 | -2,729 |
| Lan RC | 6,986 | -3,963 |
| Cleveland | 7,200 | -4,177 |
| Novi | 8,421 | -5,398 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,218 | 7,234 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,800 | 12.25 | 980 sx |
| 5.5 | 7,360 | 7.875 | 160 sx |
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 17, 1984 | Aug 9, 1984 | — |
| 00 | Aug 15, 1984 | Aug 9, 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 42-357-31538 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-357-31538 → 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/35731538, documented in the API reference.