WELL · 42-479-37951 · DISTRICT 4
GJM Gas Unit I #2
Webb County · Rottersman (Lobo) field · Producing · Vertical
Gjm Gas Unit I #2 (API 42-479-37951) is a well in Webb County operated by Arete Operating Company Iii LLC, completed December 29, 2001 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued September 26, 2001, permitted to 10,850 ft.
It was permitted by Calpine Natural Gas Company and has since transferred to Arete Operating Company Iii LLC on the wellbore schedule.
Completion filings report 7 formation tops, including Queen City, Wilcox, Marker Sand, Lobo Unconformity.
No lease production has been reported under this well’s leases.
Operator of record
Arete Operating Company III LLC
Permitted by Calpine Natural Gas Company; the EWA schedule now lists a different operator.
San Antonio, TX · P-5 Y, filed Sep 4, 2025 · (210) 325-9383
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Arete Operating Company III LLC |
| Production reports | Arete Operating Company III, LLCthrough Apr 2026 |
| Latest permit | Michael Petroleum CorporationSep 26, 2001 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,850
- total depth, ft
- 2
- permits on file
- Sep 26, 2001
- last permit issued
- Dec 29, 2001
- completed
- 0
- cumulative oil, bbl
- 995K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Dec 2001 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Dec 29, 2001
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
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 |
|---|---|---|---|---|---|---|
| GJM Gas Unit I G-4-189383 | Rottersman (Lobo) | Arete Operating Company III, LLC | 1 | 0 | 995K | Dec 2001 – Jul 2026 |
Gas, mcf lease total
Last 12 months 3,172 · prior 12 2,864(+11%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Calpine Natural Gas L.P.Dec 2001 → Dec 2005
- 2Rosetta Resources Operating LPJan 2006 → Mar 2012
- 3Pinpoint Energy Operating, LLCApr 2012 → Aug 2012
- 4Petropoint Energy Operating, LLCSep 2012 → Jul 2014
- 5White Oak Operating Company LLCAug 2014 → Nov 2020
- 6Arete Operating Company II, LLCJan 2021 → Jun 2025
- 7Arete Operating Company III, LLCAug 2025 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 513954-98 | Drill | Calpine Natural Gas Company | May 6, 2002 | Sep 26, 2001 | Nov 27, 2001 | 10,850 |
| 513954-99 | Drill | Michael Petroleum Corporation | Sep 26, 2001 | Sep 26, 2001 | — | 10,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-189383 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 506 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen City | 2,250 | -1,744 |
| WilcoxTOP OF WILCOX | 5,150 | -4,644 |
| Marker Sand | 7,050 | -6,544 |
| Lobo Unconformity | 8,500 | -7,994 |
| 8700 Sand Series | 8,550 | -8,044 |
| Lobo 6 | 9,450 | -8,944 |
| LOBO6 | 9,450 | -8,944 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,488 | 9,512 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,516 | 12.25 | 520 S |
| 7 | 7,996 | 8.75 | 305 S |
| 3.5 | 9,799 | 6.125 | 280 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 | Mar 31, 2004 | Mar 3, 2004 | — |
| 00 | Aug 9, 2002 | Apr 24, 2002 | Yes |
| 00 | Jul 16, 2002 | — | — |
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 42-479-37951 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-37951 → 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/47937951, documented in the API reference.