WELL · 42-161-33371 · DISTRICT 5
Simpson #1
Freestone County · Winkler S.(cotton Valley Lime) field · Producing · Vertical
Simpson #1 (API 42-161-33371) is a well in Freestone County operated by Old Union Operating Company, completed November 20, 2005 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued September 7, 2005, permitted to 12,000 ft.
It was permitted by Camterra Resources, Inc. and has since transferred to Old Union Operating Company on the wellbore schedule.
Completion filings report 6 formation tops, including B/Austin Chalk, T/Massive Anhydride, B/Massive Anhydride, T/Travis Peak.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Camterra Resources, Inc.; the EWA schedule now lists a different operator.
Austin, TX · P-5 Y, filed Apr 4, 2026 · (800) 906-0486
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Old Union Operating Company |
| Production reports | Old Union Operating Companythrough Apr 2026 |
| Latest permit | Camterra Resources, Inc.Sep 7, 2005 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 12,000
- total depth, ft
- 1
- permits on file
- Sep 7, 2005
- last permit issued
- Nov 20, 2005
- completed
- 0
- cumulative oil, bbl
- 450K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Nov 2005 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Nov 20, 2005
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
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 |
|---|---|---|---|---|---|---|
| Simpson G-5-218660 | Winkler, S.(cotton Valley Lime) | Old Union Operating Company | 1 | 0 | 450K | Nov 2005 – Jul 2026 |
Gas, mcf lease total
Last 12 months 9,466 · prior 12 9,884(-4%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Credo Petroleum CorporationJun 2007 → Dec 2012
- 2Forestar Petroleum CorporationJan 2013 → Aug 2016
- 3United Energy Operating, LLCSep 2016 → Jul 2021
- 4Lehnertz-Faulkner, Inc.Aug 2021 → Apr 2022
- 5Old Union Operating CompanyMay 2022 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 605917-99 | Drill | Camterra Resources, Inc. | Sep 6, 2005 | Sep 7, 2005 | Oct 29, 2005 | 12,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-5-218660 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 394 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| B/Austin Chalk | 3,396 | -3,002 |
| T/Massive Anhydride | 6,375 | -5,981 |
| B/Massive Anhydride | 6,433 | -6,039 |
| T/Travis Peak | 7,380 | -6,986 |
| T/Cotton Valley | 8,690 | -8,296 |
| T/Cotton Valley Lime | 11,063 | -10,669 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 11,064 | 11,068 | Perforated |
| 11,093 | 11,101 | Perforated |
| 11,099 | 11,101 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,597 | 12.25 | 790 S |
| 5.5 | 11,398 | 7.875 | 1,564 S |
| 5.5 | 11,398 | — | — |
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 13, 2008 | Aug 1, 2008 | — |
| 00 | Feb 10, 2007 | May 12, 2006 | Yes |
| 00 | Sep 1, 2006 | — | — |
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 42-161-33371 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-161-33371 → 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/16133371, documented in the API reference.