TEXAS · WELLS · LA SALLE COUNTY · API 42-283-33164 · DISTRICT 01
Ernst Unit a Las #2H
La Salle County · Eagleville (Eagle Ford-1) field · Producing · Horizontal
Ernst Unit A Las #2H (API 42-283-33164) is a horizontal well in La Salle County operated by Ineos USA Oil & Gas LLC, completed March 10, 2013 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued April 20, 2012, permitted to 9,839 ft.
It was permitted by Chesapeake Operating, Inc. and has since transferred to Ineos USA Oil & Gas LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Anacacho, Austin Chalk, Eagle Ford.
Its 2 leases have reported 1.84K barrels of oil and 2.06M mcf of gas since August 2012, last reporting in July 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Chesapeake Operating, Inc.; the EWA schedule now lists a different operator.
- Based in
- Denver, CO
- P-5 status
- Active – Extension (X)
- P-5 last filed
- May 26, 2026
- Permits on file
- 98
- Phone
- (720) 764-3473
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Ineos USA Oil & Gas LLC |
| Production reports | Ineos USA Oil & Gas LLCthrough Apr 2026 |
| Latest permit | Chesapeake Operating, Inc.Apr 20, 2012 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,839
- total depth, ft
- 1
- permits on file
- Apr 20, 2012
- last permit issued
- Mar 10, 2013
- completed
- 1.84K
- cumulative oil, bbl
- 2.06M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Mar 2013 THROUGH Apr 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Mar 10, 2013
- Shut in
- —
- 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 |
|---|---|---|---|---|---|---|
| Ernst Unit a Las G-1-276229 | Eagleville (Eagle Ford-1) | Ineos USA Oil & Gas LLC | 1 | 0 | 2.03M | Jun 2013 – Jul 2026 |
| Ernst Unit a Las O-1-16604 | Eagleville (Eagle Ford-1) | Chesapeake Operating, L.L.C. | 1 | 1.84K | 28K | Aug 2012 – Apr 2015 |
Gas, mcf lease total
Last 12 months 60,985 · prior 12 65,978(-8%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Chesapeake Operating, Inc.Mar 2013 → Apr 2013
- 2Chesapeake Operating, L.L.C.Jun 2013 → Mar 2023
- 3Ineos USA Oil & Gas LLCApr 2023 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 737671-99 | Drill | Chesapeake Operating, Inc. | Apr 5, 2012 | Apr 20, 2012 | Jul 20, 2012 | 12,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Mar 10, 2013 | Ernst Unit a Las G-1-276229 | Eagleville (Eagle Ford-1) | Ineos USA Oil & Gas LLC | Producing | 9,839 |
| Oct 12, 2012 | Ernst Unit a Las O-1-16604 | Eagleville (Eagle Ford-1) | Chesapeake Operating L.L.C. | Not on Schedule | — |
Formation tops
As filed on W-2/G-1. Subsea from 410 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Anacacho | 9,097 | -8,687 |
| Austin Chalk | 9,721 | -9,311 |
| Eagle FordEAGLEFORD | 9,889 | -9,479 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,231 | 16,129 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 3,822 | 12.25 | 995 S |
| 5.5 | 16,300 | 8.75 | 2,647 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 | Apr 2, 2015 | Nov 4, 2014 | Yes |
| 00 | Jun 27, 2013 | May 2, 2013 | — |
| 00 | May 7, 2013 | Mar 5, 2013 | Yes |
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 42-283-33164 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-283-33164 → 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/28333164, documented in the API reference.