WELL · 42-221-31123 · DISTRICT 9
Ator GU A #1H
Hood County · Newark East (Barnett Shale) field · Horizontal
Ator GU A #1H (API 42-221-31123) is a plugged horizontal well in Hood County, plugged March 4, 2010, last operated by Devon Energy Production CO L.P..
The RRC has issued one drilling permit (amended once), issued June 12, 2006, permitted to 9,000 ft.
Completion filings report 4 formation tops, including Big Saline, Marble Falls, Lowr Marble Falls, Barnett.
Operator of record
Devon Energy Production Co L.P.
Oklahoma City, OK · P-5 Y, filed Nov 4, 2025 · 9,266 permits on file · (800) 465-8314
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Devon Energy Production Co L.P. |
| Production reports | Devon Energy Production Co, L.P.through Aug 2008 |
| Latest permit | Chief Oil & Gas LLCJun 12, 2006 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,000
- total depth, ft
- 2
- permits on file
- Jun 12, 2006
- last permit issued
- May 30, 2007
- completed
- 0
- cumulative oil, bbl
- 28.9K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · May 2007 THROUGH Mar 2010
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 30, 2007
- Shut in
- —
- Plugged
- Mar 4, 2010
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 |
|---|---|---|---|---|---|---|
| Ator GU "A" G-13-229430 | Newark, East (Barnett Shale) | Devon Energy Production Co, L.P. | 1 | 0 | 28.9K | May 2007 – Mar 2010 |
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.
- 1Devon Energy Production Co, L.P.May 2007 → Aug 2008
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 620734-98 | Drill | Devon Energy Production Co, L.P. | Aug 2, 2006 | Jun 12, 2006 | Aug 16, 2006 | 9,000 |
| 620734-99 | Drill | Chief Oil & Gas LLC | Jun 9, 2006 | Jun 12, 2006 | Aug 17, 2006 | 8,900 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-13-229430 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,004 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Big Saline | 4,647 | -3,643 |
| Marble FallsLOWER MARBLE FALLS | 5,038 | -4,034 |
| Lowr Marble Falls | 5,038 | -4,034 |
| BarnettUPPER BARNETT SHALE | 5,105 | -4,101 |
| BarnettUPPER BARNETT SHALE | 5,150 | -4,146 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,375 | 5,913 | Perforated |
| 6,088 | 6,623 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,250 | 12.25 | 540 S |
| 5.5 | 6,701 | 8.5 | 1,090 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 29, 2008 | Dec 3, 2007 | — |
| 00 | Sep 25, 2007 | Jul 23, 2007 | Yes |
| 00 | Sep 17, 2007 | — | — |
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 42-221-31123 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-221-31123 → 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/22131123, documented in the API reference.