WELL · 42-481-32266 · DISTRICT 3
Pierce Estates #1
Wharton County · Vertical
Pierce Estates #1 (API 42-481-32266) is a disposal or injection well in Wharton County operated by Mcgowan Working Partners, Inc. under an active UIC permit.
The RRC has issued 2 drilling permits between 1981 and 2001, permitted to 6,900 ft.
Completion filings report 3 formation tops, including Miocene (undifferentiated), Frio, Vicksburg.
Its 2 leases have reported 659K barrels of oil and 773K mcf of gas since January 1993, last reporting in July 2026. The leases carry 20 wells, so these are lease totals, not this well alone.
It holds an active disposal or injection permit, with 672K barrels injected in the 12 months reported through June 2025.
Operator of record
McGowan Working Partners, Inc.
Jackson, MS · P-5 Y, filed Aug 4, 2025 · 60 permits on file · (800) 224-4572
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | McGowan Working Partners, Inc.through Apr 2026 |
| Latest permit | McGowan Working Partners, Inc.Mar 26, 2001 |
- 6,900
- total depth, ft
- 2
- permits on file
- Mar 26, 2001
- last permit issued
- —
- completed
- 659K
- cumulative oil, bbl
- 773K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- 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 20 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Pierce Ranch N 4900 Unit O-3-24336 | Pierce Ranch (4900) | McGowan Working Partners, Inc. | 14 | 476K | 570K | May 2003 – Jul 2026 |
| Pierce Estate O-3-15059 | Pierce Ranch (4900) | McGowan Working Partners, Inc. | 6 | 184K | 203K | Jan 1993 – Jul 2003 |
Oil, barrels lease total
Last 12 months 11,496 · prior 12 10,822(+6%)
Gas, mcf lease total
Last 12 months 13,053 · prior 12 11,358(+15%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Armour Resource Holdings, Ltd.Jan 1993 → Jun 1994
- 2Shanghai Energy CorporationJul 1994 → Oct 2000
- 3McGowan Working Partners, Inc.May 2001 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 506846-99 | Recompletion | McGowan Working Partners, Inc. | Mar 22, 2001 | Mar 26, 2001 | — | 6,402 |
| 141404-99 | Drill | Richards Producing Company | Nov 23, 1981 | Nov 23, 1981 | Jan 3, 1982 | 6,900 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-3-15059 | — | — | — | — |
| — | — O-3-24336 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 95 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Miocene (undifferentiated)MIOCENE | 1,800 | -1,705 |
| Frio | 4,510 | -4,415 |
| Vicksburg | 6,310 | -6,215 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,572 | 4,582 | Perforated |
| 4,620 | 4,630 | Perforated |
| 4,884 | 4,887 | Perforated |
| 4,898 | 4,904 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,093 | 14.75 | 920 S |
| 10.75 | 1,314 | 15 | 895 S |
| 2.875 | 4,746 | — | — |
| 7 | 6,402 | 9.875 | 575 S |
| 7 | 6,510 | 12.5 | 800 S |
| 7 | — | 12.2 | 450 S |
| 7 | — | 9.875 | 475 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 14, 2025 | Aug 14, 2025 | — |
| 00 | Jun 23, 2003 | May 5, 2003 | — |
| 00 | Apr 23, 2003 | May 31, 2001 | Yes |
| 00 | Feb 8, 2002 | May 31, 2001 | Yes |
| 00 | Jan 12, 1984 | Jan 28, 1982 | — |
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 42-481-32266 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-481-32266 → 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
- 672K
- bbl, last 12 reported months
- 22.3M
- bbl, all reported
- Jun 2025
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000090964 | H-1 Injection | Active | 7,500 | 150 | 4,510–5,550 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 672,128 · prior 12 667,771(+1%)
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/48132266, documented in the API reference.