WELL · 42-245-02783 · DISTRICT 3
McLean Marrs #7
Jefferson County · Big Hill field · Vertical
Mclean Marrs #7 (API 42-245-02783) is a plugged well in Jefferson County, plugged August 18, 1994, last operated by Kamlok Oil & Gas Inc..
The RRC has issued one drilling permit, issued October 17, 1980, permitted to 8,198 ft.
It was permitted by Kamlok, Inc. and has since transferred to Kamlok Oil & Gas Inc. on the wellbore schedule.
Its lease has reported 252 barrels of oil and 980 mcf of gas since January 1993, last reporting in September 1994. The lease carries 7 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Kamlok, Inc.; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Sep 6, 1996 · 184 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Kamlok Oil & Gas Inc. |
| Production reports | Kamlok Oil & Gas, Inc.through Feb 1993 |
| Latest permit | Kamlok, Inc.Oct 17, 1980 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,198
- total depth, ft
- 1
- permits on file
- Oct 17, 1980
- last permit issued
- Feb 11, 1981
- completed
- 252
- cumulative oil, bbl
- 980
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Sep 1994
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 11, 1981
- Shut in
- —
- Plugged
- Aug 18, 1994
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; they carry 7 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| McLean, Marrs O-3-6545 | Big Hill | Kamlok Oil & Gas, Inc. | 7 | 252 | 980 | Jan 1993 – Sep 1994 |
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.
- 1Kamlok Oil & Gas, Inc.Jan 1993 → Feb 1993
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 95919-99 | Other | Kamlok, Inc. | Oct 17, 1980 | Oct 17, 1980 | — | 8,198 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-3-6545 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,455 | 7,476 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 515 | 15 | 275 S |
| 7 | 6,197 | 9.875 | 300 S |
| 2.375 | 7,429 | — | — |
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 | Jan 12, 1984 | Feb 18, 1981 | — |
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 42-245-02783 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-245-02783 → 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/24502783, documented in the API reference.