TEXAS · WELLS · DENTON COUNTY · MILLER-CUFFMAN UNIT LEASE · API 42-121-32107 · DISTRICT 7C
Miller-Cuffman Unit #4
Denton County · Newark East (Barnett Shale) field · Producing · Horizontal
Miller-Cuffman Unit #4 (API 42-121-32107) is a horizontal well in Denton County operated by Lime Rock Resources IV-A L.P., completed September 11, 2004 and listed as producing on the RRC schedule, shut in August 1, 2026.
The RRC has issued one drilling permit (amended once), issued September 23, 2003, permitted to 8,706 ft.
It was permitted by Burlington Resources O & G CO LP and has since transferred to Lime Rock Resources IV-A L.P. on the wellbore schedule.
Completion filings report 3 formation tops, including Caddo, Barnett, Viola.
Its lease has reported 5.1K barrels of oil and 385K mcf of gas since September 2004, last reporting volume in July 2026.
Operator of record
Permitted by Burlington Resources O & G Co LP; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Mar 18, 2025
- Permits on file
- 117
- Phone
- (713) 292-9510
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Lime Rock Resources IV-a L.P. |
| Production reports | Lime Rock Resources IV-a, L.P.through Jul 2026 |
| Latest permit | Burlington Resources O & G Co LPSep 23, 2003 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,706
- total depth, ft
- 2
- permits on file
- Sep 23, 2003
- last permit issued
- Sep 11, 2004
- completed
- 5.1K
- cumulative oil, bbl
- 385K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · SEP 2004 THROUGH JUL 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Sep 11, 2004
- Shut in
- Aug 1, 2026
- 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 AUG 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 |
|---|---|---|---|---|---|---|
| Miller-Cuffman Unit G-13-204160 | Newark, East (Barnett Shale) | Lime Rock Resources IV-a, L.P. | 1 | 5.1K | 385K | Sep 2004 – Jul 2026 |
Gas, mcf lease total
Last 12 months 6,661 · prior 12 0
Wells named Miller-Cuffman Unit
Lime Rock Resources IV-a L.P.'s other wells filed under this lease name in Denton 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
Operator on the lease's P-4
Each operator named on the P-4 filings for this well's lease (a gas well is its own lease), from the date its filing took effect. The P-4 is filed by lease, so a date before the well was drilled is the lease's.
| Operator | From | To |
|---|---|---|
| Lime Rock Resources IV-a, L.P. | Nov 1, 2018 | today |
| Burlington Resources O & G Co LP | Nov 16, 2004 | Nov 1, 2018 |
Reporting production
Every operator that reported production on this well's lease, in order.
- 1Burlington Resources O & G Co LPSep 2004 → Oct 2018
- 2Lime Rock Resources IV-a, L.P.Nov 2018 → Jul 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 536691-98 | Drill | Burlington Resources O & G Co LP | Jul 20, 2004 | Sep 23, 2003 | Aug 12, 2004 | 9,000 |
| 536691-99 | Drill | Burlington Resources O & G Co LP | Sep 22, 2003 | Sep 23, 2003 | — | 9,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Sep 11, 2004 | Miller-Cuffman Unit G-13-204160 | Newark East (Barnett Shale) | Lime Rock Resources IV-a L.P. | Producing · shut in Aug 1, 2026 | 8,706 |
Formation tops
As filed on W-2/G-1. Subsea from 837 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,816 | 8,520 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,055 | 12.25 | 525 S |
| 5.5 | 8,706 | 7.875 | 350 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 | Jan 5, 2005 | Oct 11, 2004 | Yes |
| 00 | Nov 16, 2004 | — | — |
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 42-121-32107 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-121-32107 → 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/12132107, documented in the API reference.