WELL · 42-255-31612 · DISTRICT 2
Darlene Unit #1H
Karnes County · Eagleville (Eagle Ford) field · Horizontal
Darlene Unit #1H (API 42-255-31612) is a horizontal well in Karnes County operated by Plains Exploration & Prod. CO., completed September 28, 2009.
The RRC has issued one drilling permit (amended once), issued May 26, 2009, permitted to 14,827 ft.
It was permitted by Hughes, Dan A. Company, L.P. and has since transferred to Plains Exploration & Prod. CO. on the wellbore schedule.
Completion filings report 3 formation tops, including Austin Chalk, Eagle Ford, Anacacho.
Its 3 leases have reported 1.21M barrels of oil and 1.41M mcf of gas since August 2009, last reporting in July 2026. The leases carry 10 wells, so these are lease totals, not this well alone.
Operator of record
Plains Exploration & Prod. Co.
Permitted by Hughes, Dan A. Company, L.P.; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Inactive (I)
- P-5 last filed
- Nov 12, 2012
- Permits on file
- 354
- Phone
- (713) 579-6578
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Plains Exploration & Prod. Co. |
| Production reports | Devon Energy Production Co, L.P.through Apr 2026 |
| Latest permit | Hughes, Dan A. Company, L.P.May 26, 2009 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 14,827
- total depth, ft
- 2
- permits on file
- May 26, 2009
- last permit issued
- Sep 28, 2009
- completed
- 1.21M
- cumulative oil, bbl
- 1.41M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 2009 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Sep 28, 2009
- 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 3 leases this well is completed on; they carry 10 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Darlene Unit O-2-9552 | Eagleville (Eagle Ford-2) | Devon Energy Production Co, L.P. | 7 | 1.1M | 1.22M | Dec 2010 – Jul 2026 |
| Darlene Unit O-2-9411 | Eagleville (Eagle Ford) | Plains Exploration & Prod. Co. | 2 | 103K | 187K | Sep 2009 – Aug 2011 |
| Darlene O-2-9354 | Wildcat | Hughes, Dan A. Company, L.P. | 1 | 0 | 0 | Aug 2009 – Jun 2010 |
Oil, barrels lease total
Last 12 months 61,040 · prior 12 85,885(-29%)
Gas, mcf lease total
Last 12 months 64,478 · prior 12 207,081(-69%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Hughes, Dan A. Company, L.P.Sep 2009 → Aug 2010
- 2Plains Exploration & Prod. Co.Sep 2010 → Jun 2013
- 3Freeport-McMoran Oil & Gas LLCJul 2013 → Jun 2014
- 4Encana Oil & Gas(usa) Inc.Jul 2014 → Jan 2020
- 5Ovintiv USA Inc.Feb 2020 → Apr 2021
- 6Validus NRG Aquilas Assetco LLCMay 2021 → Aug 2022
- 7Devon Energy Production Co, L.P.Sep 2022 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 681475-98 | Drill | Hughes, Dan A. Company, L.P. | Oct 28, 2009 | May 26, 2009 | May 26, 2009 | 14,827 |
| 681475-99 | Drill | Hughes, Dan A. Company, L.P. | May 21, 2009 | May 26, 2009 | May 26, 2009 | 14,827 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-2-9354 | — | — | — | — |
| — | — O-2-9411 | — | — | — | — |
| — | — O-2-9552 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,908 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Austin Chalk | 9,918 | -7,010 |
| Eagle Ford | 10,450 | -7,542 |
| Anacacho | — | — |
| Austin Chalk | — | — |
| Eagle Ford | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,830 | 13,325 | Perforated |
| 10,860 | 13,325 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,825 | 10.75 | 955 S |
| 5.5 | 9,631 | 6.75 | 430 S |
| 7.625 | 9,905 | 9.875 | 370 S |
| 7.625 | 9,905 | 9.115 | 530 S |
| 5.5 | 13,454 | 6.75 | 430 S |
| 4.5 | 13,454 | 6.75 | 430 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 | Jul 17, 2014 | May 27, 2014 | — |
| 00 | Jun 14, 2011 | Oct 26, 2009 | Yes |
| 00 | Oct 13, 2010 | Sep 10, 2009 | Yes |
| 00 | Jul 12, 2010 | Oct 26, 2009 | Yes |
| 00 | Jun 14, 2010 | — | — |
| 00 | Feb 11, 2010 | — | — |
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 42-255-31612 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-255-31612 → 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/25531612, documented in the API reference.