WELL · 42-185-30529 · DISTRICT 3
Pearson Unit #1
Grimes County · Iola (Georgetown) field · Horizontal
Pearson Unit #1 (API 42-185-30529) is a horizontal well in Grimes County operated by Guardian Energy Operating CO LLC, completed September 16, 1995.
The RRC has issued 2 drilling permits between 1995 and 2009, permitted to 15,500 ft.
It was permitted by Evolution Operating CO., Inc. and has since transferred to Guardian Energy Operating CO LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Pecan Gap, Austin Chalk, False Buda.
Its lease has reported 152K barrels of oil and 2.44M mcf of gas since August 1995, last reporting in July 2026. The lease carries 3 wells, so these are lease totals, not this well alone.
Operator of record
Guardian Energy Operating Co LLC
Permitted by Evolution Operating Co., Inc.; the EWA schedule now lists a different operator.
Shreveport, LA · P-5 Y, filed Apr 4, 2026 · (318) 518-7465
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Guardian Energy Operating Co LLC |
| Production reports | Guardian Energy Operating Co LLCthrough Mar 2023 |
| Latest permit | Evolution Operating Co., Inc.Apr 8, 2009 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 15,500
- total depth, ft
- 2
- permits on file
- Apr 8, 2009
- last permit issued
- Sep 16, 1995
- completed
- 152K
- cumulative oil, bbl
- 2.44M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 1995 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Sep 16, 1995
- 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 lease 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 |
|---|---|---|---|---|---|---|
| Pearson Unit O-3-22790 | Iola (Georgetown) | Guardian Energy Operating Co LLC | 3 | 152K | 2.44M | Aug 1995 – Jul 2026 |
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.
- 1Patterson Petroleum, Inc.Aug 1995 → Feb 2000
- 2Patterson Petroleum LPMar 2000 → Dec 2001
- 3Evolution Operating Co., Inc.Jan 2009 → Sep 2012
- 4Asm Oil & Gas Company, Inc.Oct 2012 → May 2020
- 5Bralex Operating LLCJun 2020 → Nov 2020
- 6Guardian Energy Operating Co LLCJun 2021 → Dec 2022
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 680002-99 | Recompletion | Evolution Operating Co., Inc. | Mar 31, 2009 | Apr 8, 2009 | Dec 29, 2008 | 15,000 |
| 437739-99 | Drill | Patterson Petroleum, Inc. | Jul 12, 1995 | Jul 12, 1995 | Jul 19, 1995 | 15,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-3-22790 | — | — | — | — |
| — | — O-3-22790 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 290 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Pecan Gap | 8,695 | -8,405 |
| Austin Chalk | 9,283 | -8,993 |
| False Buda | 10,380 | -10,090 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,390 | 14,134 | Open hole |
| 10,390 | 14,621 | Open hole |
| 10,390 | 15,000 | Open hole |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 2,207 | 13.5 | 1,032 S |
| 7.625 | 9,646 | 9.875 | 300 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 26, 2009 | Feb 4, 2009 | — |
| 00 | Sep 8, 2009 | Oct 9, 1995 | Yes |
| 00 | Jan 8, 1996 | Oct 9, 1995 | Yes |
| 00 | Oct 17, 1995 | — | — |
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 42-185-30529 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-185-30529 → 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/18530529, documented in the API reference.