WELL · 42-285-30581 · DISTRICT 2
Allen Gas Unit #1
Lavaca County · Word N. (8000) field · Vertical
Allen Gas Unit #1 (API 42-285-30581) is a well in Lavaca County operated by Howell Drilling Inc., completed January 6, 1981.
The RRC has issued 2 drilling permits between 1981 and 1984, permitted to 9,850 ft.
Completion filings report 8 formation tops, including Yegua, Wilcox, Austin Chalk, Catahoula.
Its 2 leases have reported 115K barrels of oil and 365K mcf of gas since January 1993, last reporting in July 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
San Antonio, TX · P-5 Y, filed Mar 22, 2001 · 176 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Howell Drilling Inc. |
| Production reports | Capital Star Oil & Gas, Inc.through Apr 2026 |
| Latest permit | Howell Drilling, Inc.Nov 8, 1984 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,850
- total depth, ft
- 2
- permits on file
- Nov 8, 1984
- last permit issued
- Jan 6, 1981
- completed
- 115K
- cumulative oil, bbl
- 365K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jan 6, 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 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Allen Oil Unit #1 G-2-300257 | Hallettsville (Burns 9600) | Capital Star Oil & Gas, Inc. | 1 | 0 | 288 | Sep 2025 – Jul 2026 |
| Allen Oil Unit #1 O-2-7121 | Hallettsville (Burns 9600) | Capital Star Oil & Gas, Inc. | 1 | 115K | 365K | Jan 1993 – Jan 2026 |
Gas, mcf lease total
Last 12 months 424 · prior 12 499(-15%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Howell Drilling, Inc.Jan 1993 → Dec 1993
- 2Parker & Parsley Development Co.Jan 1994 → Feb 1995
- 3Parker & Parsley Development L.PMar 1995 → Aug 1997
- 4Pioneer Natural Res. USA, Inc.Sep 1997 → Apr 2018
- 5Prize Operating CompanyJul 1999 → Mar 2002
- 6Gruy Petroleum Management Co.Apr 2002 → Apr 2006
- 7Cimarex Energy Co. of ColoradoJul 2006 → Nov 2008
- 8Sulphur River Exploration, Inc.May 2018 → Feb 2023
- 9Capital Star Oil & Gas, Inc.Sep 2025 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 257162-99 | Recompletion | Howell Drilling, Inc. | Nov 8, 1984 | Nov 8, 1984 | — | 9,850 |
| 106869-99 | Recompletion | Howell Drilling, Inc. | Jan 29, 1981 | Jan 29, 1981 | — | 9,177 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-2-300257 | — | — | — | — |
| — | — O-2-7121 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 283 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| YeguaYEGUA - DISPOSAL | 3,700 | -3,417 |
| WilcoxWILCOX - DISPOSAL | 6,000 | -5,717 |
| Austin Chalk | — | — |
| Catahoula | — | — |
| Eagle FordEAGLE FORD - H2S | — | — |
| EdwardsEDWARDS - H2S | — | — |
| FrioFRIO - DISPOSAL | — | — |
| Vicksburg | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,906 | 7,924 | Perforated |
| 9,595 | 9,599 | Perforated |
| 9,619 | 9,621 | Perforated |
| 9,628 | 9,630 | Perforated |
| 9,677 | 9,679 | Perforated |
| 9,684 | 9,691 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,603 | 15 | 845 S |
| 5.5 | 9,094 | 8.75 | 730 S |
| 2.875 | 9,800 | 4.75 | 160 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 | Nov 4, 2025 | Sep 26, 2025 | Yes |
| 00 | Jun 3, 1986 | May 20, 1986 | — |
| 00 | May 30, 1986 | — | — |
| 00 | Jan 28, 1985 | Dec 10, 1984 | — |
| 00 | Jan 18, 1985 | — | — |
| 00 | Jan 12, 1984 | Jan 15, 1981 | — |
| 00 | Jan 12, 1984 | Apr 27, 1976 | — |
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 42-285-30581 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-285-30581 → 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/28530581, documented in the API reference.