WELL · 42-479-36406 · DISTRICT 4
Dcrc 101B #8
Webb County · Moca field · NO Production · Vertical
Dcrc 101b #8 (API 42-479-36406) is a well in Webb County operated by Killam Oil CO. Ltd., completed January 7, 2025 and listed as no production on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued December 22, 1995, permitted to 3,000 ft.
It was permitted by Tri-C Resources, Inc. and has since transferred to Killam Oil CO. Ltd. on the wellbore schedule.
Completion filings report 4 formation tops, including Mirando, Yegua, Rosenberg, Bruni.
Its lease has reported 41.2K barrels of oil and 390 mcf of gas since January 1996, last reporting in July 2026.
Operator of record
Permitted by Tri-C Resources, Inc.; the EWA schedule now lists a different operator.
- Based in
- Laredo, TX
- P-5 status
- Active (A)
- P-5 last filed
- Apr 9, 2026
- Permits on file
- 837
- Phone
- (956) 724-7141
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Killam Oil Co. Ltd. |
| Production reports | Killam Oil Co., Ltd.through Sep 2023 |
| Latest permit | Tri-C Resources, Inc.Dec 22, 1995 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 3,000
- total depth, ft
- 2
- permits on file
- Dec 22, 1995
- last permit issued
- Jan 7, 2025
- completed
- 41.2K
- cumulative oil, bbl
- 390
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1996 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jan 7, 2025
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 |
|---|---|---|---|---|---|---|
| Dcrc "101B" O-4-12519 | Moca | Killam Oil Co., Ltd. | 1 | 41.2K | 390 | Jan 1996 – Jul 2026 |
Oil, barrels lease total
Last 12 months 0 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Tri-C Resources, Inc.Jan 1996 → Jul 1996
- 2Union Pacific Resources CompanyAug 1996 → Jan 1999
- 3Collins & Ware, Inc.Feb 1999 → Jun 2000
- 4Apache CorporationJul 2000 → Nov 2004
- 5Killam Oil Co., Ltd.Apr 2005 → Sep 2023
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 443145-98 | Drill | Tri-C Resources, Inc. | Jan 26, 1996 | Dec 22, 1995 | Jan 1, 1996 | 3,000 |
| 443145-99 | Drill | Tri-C Resources, Inc. | Dec 22, 1995 | Dec 22, 1995 | — | 3,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-4-12519 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 509 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Mirando | 1,192 | -683 |
| Yegua | 1,466 | -957 |
| Rosenberg | 1,662 | -1,153 |
| Bruni | 1,923 | -1,414 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 1,486 | 1,490 | Perforated |
| 1,494 | 1,500 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 148 | 12.25 | 70 S |
| 5.5 | 2,486 | 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 | May 6, 1996 | Jan 21, 2025 | Yes |
| 00 | Feb 12, 1996 | — | — |
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 42-479-36406 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-36406 → 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/47936406, documented in the API reference.