TEXAS · WELLS · SUTTON COUNTY · API 42-435-34568 · DISTRICT 6E
Simmons 72 #4
Sutton County · Sawyer (Canyon) field · Producing · Vertical
Simmons 72 #4 (API 42-435-34568) is a well in Sutton County operated by Upp Operating LLC, completed June 25, 1999 and listed as producing on the RRC schedule, shut in February 1, 2025.
The RRC has issued 4 drilling permits between 1996 and 2004, permitted to 8,050 ft.
It was permitted by Dominion Oklahoma Texas E&P, Inc and has since transferred to Upp Operating LLC on the wellbore schedule.
Completion filings report 4 formation tops, including Base Cretaceous (marker), Wolfcamp, Canyon, Strawn.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Dominion Oklahoma Texas E&P, Inc; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Mar 6, 2026
- Permits on file
- 33
- Phone
- (713) 495-5300
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Upp Operating, LLCthrough Jan 2025 |
| Latest permit | Dominion Oklahoma Texas E&P, IncOct 21, 2004 |
- 8,050
- total depth, ft
- 4
- permits on file
- Oct 21, 2004
- last permit issued
- Jun 25, 1999
- completed
- 0
- cumulative oil, bbl
- 105K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 1996 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jun 25, 1999
- Shut in
- Feb 1, 2025
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 |
|---|---|---|---|---|---|---|
| Simmons 72 G-9-226207 | Sawyer (Canyon) | Upp Operating, LLC | 1 | 0 | 56.6K | Jun 1999 – Jul 2026 |
| Simmons 72 G-9-158978 | Sawyer (Strawn, North) | Dominion Oklahoma Texas E&P, Inc | 1 | 0 | 48.6K | Apr 1996 – Jun 2006 |
Gas, mcf lease total
Last 12 months 0 · prior 12 122(-100%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Dreyfus, Louis Natural Gas CorpApr 1996 → Mar 1999
- 2Dominion Oklahoma Texas E&P, IncJun 1999 → Dec 2007
- 3Highmount Expl & Prod Texas LLCJan 2008 → Sep 2014
- 4Enervest Operating, L.L.C.Oct 2014 → Mar 2019
- 5Upp Operating, LLCApr 2019 → Jan 2025
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 552656-99 | Recompletion | Dominion Oklahoma Texas E&P, Inc | Oct 21, 2004 | Oct 21, 2004 | — | 8,050 |
| 512713-99 | Recompletion | Dreyfus, Louis Natural Gas Corp | Aug 17, 2001 | Aug 17, 2001 | — | 8,050 |
| 484758-99 | Recompletion | Dreyfus, Louis Natural Gas Corp | May 24, 1999 | May 26, 1999 | — | 8,050 |
| 445936-99 | Drill | Dreyfus, Louis Natural Gas Corp | Mar 14, 1996 | Mar 14, 1996 | Mar 31, 1996 | 8,050 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jun 25, 1999 | Simmons 72 G-9-226207 | Sawyer (Canyon) | Upp Operating LLC | Producing · shut in Feb 1, 2025 | 8,050 |
| Apr 21, 1996 | Simmons 72 G-9-158978 | Sawyer (Strawn North) | Dominion Oklahoma Texas E&P Inc | Not on Schedule | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,374 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Base Cretaceous (marker)BASE CRETACEOUS | 895 | 1,479 |
| Wolfcamp | 3,841 | -1,467 |
| Canyon | 6,375 | -4,001 |
| Strawn | 7,528 | -5,154 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,382 | 6,404 | Perforated |
| 7,539 | 7,910 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,237 | 11 | 475 S |
| 4.5 | 8,045 | 7.875 | 655 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 | Sep 17, 2007 | Oct 28, 2004 | Yes |
| 00 | Apr 25, 2007 | — | — |
| 00 | Aug 22, 1996 | Jun 19, 1996 | Yes |
| 00 | Jul 29, 1996 | — | — |
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 42-435-34568 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-435-34568 → 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/43534568, documented in the API reference.