TEXAS · WELLS · LA SALLE COUNTY · LAMMERTS -A- LEASE · API 42-283-31439 · DISTRICT 01
Lammerts -A- #2
La Salle County · Pearsall (Austin Chalk) field · Horizontal
Lammerts -A- #2 (API 42-283-31439) is a plugged horizontal well in La Salle County, plugged October 9, 2017, last operated by Chesapeake Operating L.L.C..
The RRC has issued one drilling permit, issued May 8, 1991, permitted to 10,300 ft.
It was permitted by Chesapeake Operating, Inc. and has since transferred to Chesapeake Operating L.L.C. on the wellbore schedule.
Completion filings report 2 formation tops, including Anachacho, Austin Chalk.
Its lease has reported 22.4K barrels of oil and 21.2K mcf of gas since the record begins in January 1993, with no volume in the three years through April 2026.
Operator of record
Permitted by Chesapeake Operating, Inc.; the EWA schedule now lists a different operator.
- Based in
- Oklahoma City, OK
- P-5 status
- Delinquent (D)
- P-5 last filed
- Sep 16, 2024
- Permits on file
- 1,645
- Phone
- (405) 935-3100
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Chesapeake Operating L.L.C. |
| Production reports | Chesapeake Operating, L.L.C.through Sep 2008 |
| Latest permit | Chesapeake Operating, Inc.May 8, 1991 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,300
- total depth, ft
- 1
- permits on file
- May 8, 1991
- last permit issued
- Jun 15, 1991
- completed
- 22.4K
- cumulative oil, bbl
- 21.2K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · FEB 1993 THROUGH SEP 2008
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jun 15, 1991
- Shut in
- —
- Plugged
- Oct 9, 2017
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.
Wells nearby
Every well with a location on file around this well, in any state, nearest first.
Texas locations come from drilling permits, so most older Texas wells have none and are not listed.
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 |
|---|---|---|---|---|---|---|
| Lammerts -A- O-1-13331 | Pearsall (Austin Chalk) | Chesapeake Operating, L.L.C. | 1 | 22.4K | 21.2K | by Jan 1993 – Sep 2008 |
No volumes reported on these leases in the last three years.
Wells named Lammerts -A-
Chesapeake Operating L.L.C.'s other wells filed under this lease name in La Salle County, newest permit first. The RRC gives a gas well its own lease number, so the name is what joins the wells of a unit.
Loading the lease's wellsChain of custody
Every operator that reported production on this well's lease, in order.
- 1Chesapeake Operating, Inc.Feb 1993 → Sep 1994
- 2Viola Prod., Inc.Oct 1994 → Mar 1997
- 3Newton Corp.,theApr 1997 → Nov 2001
- 4Tiza Energy, Inc.Dec 2003 → Dec 2004
- 5Mid Texas Natural GasJan 2005 → Feb 2005
- 6Jenex Petroleum CorporationMar 2005 → Sep 2007
- 7Stratco Operating Co., Inc.Oct 2007 → Jan 2008
- 8Trius Operations, LLCSep 2008 → Sep 2008
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 387644-99 | Drill | Chesapeake Operating, Inc. | May 8, 1991 | May 8, 1991 | May 15, 1991 | 10,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jun 15, 1991 | Lammerts -A- O-1-13331 | Pearsall (Austin Chalk) | Chesapeake Operating L.L.C. | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 559 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Anachacho | 5,932 | -5,373 |
| Austin Chalk | 6,806 | -6,247 |
| Austin ChalkAUSTIN CHALK B-ZONE | 6,915 | -6,356 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,558 | 9,983 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 805 | 14.75 | 404 S |
| 7.625 | 6,558 | 9.875 | 205 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Dec 27, 1991 | Jul 29, 1991 | Yes |
| 00 | Dec 18, 1991 | — | — |
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 42-283-31439 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-283-31439 → scanned completion filings
Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it.
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/28331439, documented in the API reference.