TEXAS · WELLS · PANOLA COUNTY · MASON LEASE · API 42-365-35186 · DISTRICT 06
Mason #11
Panola County · Carthage (Cotton Valley) field · Producing · Vertical
Mason #11 (API 42-365-35186) is a well in Panola County operated by Diversified Production LLC, completed April 27, 2004 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued December 3, 2003, permitted to 9,620 ft.
It was permitted by Devon Louisiana Corporation and has since transferred to Diversified Production LLC on the wellbore schedule.
Completion filings report 6 formation tops, including Glen Rose, Rodessa, James Lime, Pettit.
Its lease has reported 17.6K barrels of oil and 2.91M mcf of gas since April 2004, last reporting volume in April 2026.
Operator of record
Permitted by Devon Louisiana Corporation; the EWA schedule now lists a different operator.
- Based in
- Keithville, LA
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Mar 25, 2026
- Permits on file
- 11
- Phone
- (318) 751-3917
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Diversified Production LLC |
| Production reports | Diversified Production LLCthrough Apr 2026 |
| Latest permit | Devon Louisiana CorporationDec 3, 2003 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,620
- total depth, ft
- 1
- permits on file
- Dec 3, 2003
- last permit issued
- Apr 27, 2004
- completed
- 17.6K
- cumulative oil, bbl
- 2.91M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · APR 2004 THROUGH APR 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Apr 27, 2004
- 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.
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 |
|---|---|---|---|---|---|---|
| Mason G-6-202321 | Carthage (Cotton Valley) | Diversified Production LLC | 1 | 17.6K | 2.91M | Apr 2004 – Apr 2026 |
Gas, mcf lease total
Last 12 months 41,587 · prior 12 43,004(-3%)
Wells named Mason
Diversified Production LLC's other wells filed under this lease name in Panola 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.
- 1Devon Louisiana CorporationApr 2004 → Dec 2005
- 2Devon Energy Production Co, L.P.Jan 2006 → Jun 2016
- 3Sheridan Production Company, LLCJul 2016 → Dec 2019
- 4Sheridan Production Co III, LLCJan 2020 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 538964-99 | Drill | Devon Louisiana Corporation | Nov 24, 2003 | Dec 3, 2003 | Mar 23, 2004 | 10,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Apr 27, 2004 | Mason G-6-202321 | Carthage (Cotton Valley) | Diversified Production LLC | Producing | 9,620 |
Formation tops
As filed on W-2/G-1. Subsea from 300 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Glen Rose | 3,473 | -3,173 |
| Rodessa | 5,172 | -4,872 |
| James Lime | 5,636 | -5,336 |
| Pettit | 5,889 | -5,589 |
| Travis Peak | 6,290 | -5,990 |
| Cotton Valley | 8,299 | -7,999 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,917 | 9,443 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,007 | 12.25 | 360 S |
| 5.5 | 9,620 | 7.875 | 1,095 S |
| 5.5 | 9,620 | 8.75 | 1,385 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 | Sep 14, 2020 | Aug 6, 2020 | — |
| 00 | Aug 20, 2004 | Jun 7, 2004 | Yes |
Well logs
The RRC's map lists this well among those with logs online. Its monthly inventories loaded here, which start in July 2006, list none for it, so none are itemized.
Open the RRC's log search for this well ↗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 42-365-35186 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-365-35186 → scanned completion filings
The logs loaded for this well are under Well logs, with the RRC's log search 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/36535186, documented in the API reference.