TEXAS · WELLS · PECOS COUNTY · API 42-371-36227 · DISTRICT 7B
Heiner Estate #2
Pecos County · Heiner S. (Wichita-Albany) field · Vertical
Heiner Estate #2 (API 42-371-36227) is a plugged well in Pecos County, plugged December 19, 2008, last operated by Olsen Energy Inc..
The RRC has issued one drilling permit (amended once), issued February 20, 1990, permitted to 5,400 ft.
It was permitted by Union Oil Company Of California and has since transferred to Olsen Energy Inc. on the wellbore schedule.
Completion filings report 4 formation tops, including Yates, San Andres, Glorieta, Wolfcamp.
Operator of record
Permitted by Union Oil Company of California; the EWA schedule now lists a different operator.
- Based in
- Boerne, TX
- P-5 status
- Active (A)
- P-5 last filed
- May 26, 2026
- Permits on file
- 243
- Phone
- (210) 496-2466
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Union Oil Company of California |
| Production reports | Olsen Energy Inc.through May 2001 |
| Latest permit | Union Oil Company of CaliforniaFeb 20, 1990 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 5,400
- total depth, ft
- 2
- permits on file
- Feb 20, 1990
- last permit issued
- Jun 21, 2001
- completed
- 0
- cumulative oil, bbl
- 532K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Dec 2008
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jun 21, 2001
- Shut in
- —
- Plugged
- Dec 19, 2008
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 |
|---|---|---|---|---|---|---|
| Heiner Estate G-10-135105 | Heiner, S. (Wichita-Albany) | Olsen Energy Inc. | 1 | 0 | 532K | Jan 1993 – Dec 2008 |
| Heiner G-10-135016 | Heiner, S. (Wolfcamp Detrital) | Union Oil Company of California | 1 | 0 | 0 | Jan 1993 – Nov 1995 |
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.
- 1Union Oil Company of CaliforniaJan 1993 → Feb 1997
- 2Olsen Energy Inc.Jan 1998 → May 2001
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 369911-98 | Drill | Union Oil Company of California | May 23, 1990 | Feb 20, 1990 | — | 5,400 |
| 369911-99 | Drill | Union Oil Company of California | Feb 15, 1990 | Feb 20, 1990 | Mar 12, 1990 | 5,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jun 21, 2001 | Heiner Estate G-10-135105 | Heiner S. (Wichita-Albany) | Olsen Energy Inc. | Plugged | — |
| May 10, 1990 | Heiner G-10-135016 | Heiner S. (Wolfcamp Detrital) | Union Oil Company of California | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,553 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 833 | 1,720 |
| San Andres | 1,566 | 987 |
| Glorieta | 2,858 | -305 |
| WolfcampWOLFCAMP DETRITAL | 4,702 | -2,149 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,818 | 4,067 | Perforated |
| 4,393 | 4,575 | Perforated |
| 4,780 | 4,900 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 11.75 | 575 | 14.75 | 725 S |
| 8.625 | 4,303 | 11 | 700 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 | Oct 11, 2001 | Jul 2, 2001 | — |
| 00 | Apr 1, 1996 | Dec 22, 1995 | — |
| 00 | Aug 16, 1990 | Jun 27, 1990 | Yes |
| 00 | Jul 31, 1990 | — | — |
| 00 | Jul 25, 1990 | May 30, 1990 | Yes |
| 00 | Jun 30, 1990 | — | — |
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 42-371-36227 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-371-36227 → 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.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 2.63K
- bbl, last 12 reported months
- 49.3K
- bbl, all reported
- Nov 2008
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000090984 | W-14 Disposal | Plugged Jan 9, 2009 | 2,000 | 1,750 | 3,500–4,100 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 2,630 · prior 12 4,620(-43%)
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/37136227, documented in the API reference.