WELL · 42-135-04950 · DISTRICT 8
Anderson C. H. C. -B- #1
Ector County · Yarbrough & Allen (Waddell) field · Vertical
Anderson C. H. C. -B- #1 (API 42-135-04950) is a well in Ector County operated by Legacy Reserves Operating LP, completed April 15, 1981.
The RRC has issued 2 drilling permits between 1981 and 2009, permitted to 10,675 ft.
Completion filings report one formation top, including Devonian.
Its 2 leases have reported 121K barrels of oil and 79.2K mcf of gas since January 1993, last reporting in July 2026. The leases carry 3 wells, so these are lease totals, not this well alone.
Operator of record
Denver, CO · P-5 Y, filed Oct 4, 2025 · 439 permits on file · (720) 498-3026
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Legacy Reserves Operating LP |
| Production reports | Extex Operating Companythrough Apr 2026 |
| Latest permit | Legacy Reserves Operating LPFeb 26, 2009 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,675
- total depth, ft
- 2
- permits on file
- Feb 26, 2009
- last permit issued
- Apr 15, 1981
- completed
- 121K
- cumulative oil, bbl
- 79.2K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Apr 15, 1981
- 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 2 leases this well is completed on; they carry 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Anderson, C. H. C. -B- O-10-23281 | Yarbrough & Allen (Devonian) | Extex Operating Company | 2 | 75.7K | 53.4K | Jan 1993 – Jul 2026 |
| Anderson, C. H. C. -B- O-10-26536 | Yarbrough & Allen (Waddell) | Legacy Reserves Operating LP | 1 | 45K | 25.9K | Jan 1993 – Aug 2009 |
Oil, barrels lease total
Last 12 months 916 · prior 12 1,447(-37%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1American Exploration CompanyJan 1993 → Dec 1996
- 2Prospctv Invstmnt & Trdg Co, LtdJan 1997 → May 2001
- 3Pitco Investments, Ltd.Jun 2001 → Jun 2005
- 4Brothers Production Company Inc.Jul 2005 → Mar 2006
- 5Legacy Reserves Operating LPApr 2006 → Jan 2021
- 6Extex Operating CompanyFeb 2021 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 678042-99 | Recompletion | Legacy Reserves Operating LP | Jan 30, 2009 | Feb 26, 2009 | Jan 19, 2009 | 10,675 |
| 117975-99 | Recompletion | Cabot Corp. | Mar 26, 1981 | Mar 26, 1981 | — | 10,675 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-23281 | — | — | — | — |
| — | — O-10-26536 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,844 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Devonian | 8,100 | -5,256 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,118 | 8,452 | Perforated |
| 10,118 | 10,138 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 323 | — | 300 S |
| 8.625 | 3,724 | — | 1,700 S |
| 8.625 | 3,734 | — | 1,700 S |
| 2.375 | 8,251 | — | — |
| 5.5 | 10,608 | — | 175 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 19, 2009 | Mar 4, 2009 | Yes |
| 00 | Jul 10, 2009 | May 11, 1981 | — |
| 00 | Jan 12, 1984 | May 11, 1981 | — |
| 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 42-135-04950 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-135-04950 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. 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/13504950, documented in the API reference.