WELL · 42-417-35185 · DISTRICT 7
Musselman 27 #4
Shackelford County · Musselman (Caddo) field · Vertical
Musselman 27 #4 (API 42-417-35185) is a well in Shackelford County operated by Westland Oil Development Corp., completed July 1, 1983.
The RRC has issued one drilling permit, issued June 1, 1983, permitted to 4,100 ft.
Completion filings report 3 formation tops, including Palo Pinto, Strawn, Caddo.
Its lease has reported 123K barrels of oil and 2.3M mcf of gas since January 1993, last reporting in July 2026. The lease carries 21 wells, so these are lease totals, not this well alone.
It holds an active disposal or injection permit, with 73.4K barrels injected in the 12 months reported through June 2025.
Operator of record
Westland Oil Development Corp.
Conroe, TX · P-5 Y, filed Sep 3, 1999 · 264 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Westland Oil Development Corp. |
| Production reports | Momentum Operating Co., Inc.through Apr 2026 |
| Latest permit | Westland Oil Development Corp.Jun 1, 1983 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,100
- total depth, ft
- 1
- permits on file
- Jun 1, 1983
- last permit issued
- Jul 1, 1983
- completed
- 123K
- cumulative oil, bbl
- 2.3M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 1, 1983
- Shut in
- —
- Plugged
- —
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; they carry 21 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Musselman Caddo Unit O-8-22957 | Musselman (Caddo) | Momentum Operating Co., Inc. | 21 | 123K | 2.3M | Jan 1993 – Jul 2026 |
Gas, mcf lease total
Last 12 months 125,205 · prior 12 132,931(-6%)
Oil, barrels lease total
Last 12 months 3,501 · prior 12 3,427(+2%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Jones Company, Ltd.Jan 1993 → Jul 1995
- 2Van Operating, Ltd.Aug 1995 → Jan 2007
- 3Quest Emg, Inc.Feb 2007 → Jul 2020
- 4Momentum Operating Co., Inc.Oct 2020 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 196884-99 | Drill | Westland Oil Development Corp. | Jun 1, 1983 | Jun 1, 1983 | Jun 3, 1983 | 4,100 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-8-22957 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,294 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Palo Pinto | 1,835 | -541 |
| Strawn | 2,500 | -1,206 |
| Caddo | 3,567 | -2,273 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,582 | 3,586 | Perforated |
| 3,582 | 3,594 | Perforated |
| 3,594 | 3,606 | Perforated |
| 3,616 | 3,626 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 120 | 12.5 | 100 S |
| 2.375 | 3,620 | — | — |
| 5.5 | 4,004 | 7.875 | 350 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 | Jun 4, 2013 | Nov 22, 2010 | — |
| 00 | Feb 19, 1986 | Jan 30, 1986 | — |
| 00 | Dec 3, 1985 | Aug 8, 1983 | — |
| 00 | Oct 10, 1985 | — | — |
| 00 | Oct 1, 1985 | Aug 8, 1983 | — |
| 00 | Jan 12, 1984 | Aug 8, 1983 | — |
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 42-417-35185 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-417-35185 → 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.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 73.4K
- bbl, last 12 reported months
- 768K
- bbl, all reported
- Jun 2025
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000060088 | H-1 Injection | Active | 1,000 | 1,500 | 3,570–3,586 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 73,422 · prior 12 64,804(+13%)
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/41735185, documented in the API reference.