TEXAS · WELLS · ROBERTSON COUNTY · MUSE-NIGLIAZZO UNIT LEASE · API 42-395-30666 · DISTRICT 03
Muse-Nigliazzo Unit #1
Robertson County · Giddings (Austin Chalk-3) field · Producing · Horizontal
Muse-Nigliazzo Unit #1 (API 42-395-30666) is a horizontal well in Robertson County operated by Wildfire Energy Operating LLC, completed July 5, 2001 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued May 18, 2001, permitted to 10,735 ft.
It was permitted by Williams, Clayton Energy, Inc. and has since transferred to Wildfire Energy Operating LLC on the wellbore schedule.
Completion filings report one formation top, including Austin Chalk.
Its lease has reported 309K barrels of oil and 106K mcf of gas since July 2001, last reporting volume in July 2026.
Operator of record
Permitted by Williams, Clayton Energy, Inc.; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Nov 24, 2025
- Permits on file
- 171
- Phone
- (832) 558-0100
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Wildfire Energy Operating LLC |
| Production reports | Wildfire Energy Operating LLCthrough Jul 2026 |
| Latest permit | Williams, Clayton Energy, Inc.May 18, 2001 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,735
- total depth, ft
- 1
- permits on file
- May 18, 2001
- last permit issued
- Jul 5, 2001
- completed
- 309K
- cumulative oil, bbl
- 106K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · JUL 2001 THROUGH JUL 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jul 5, 2001
- 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 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 |
|---|---|---|---|---|---|---|
| Muse-Nigliazzo Unit O-3-24034 | Giddings (Austin Chalk-3) | Wildfire Energy Operating LLC | 1 | 309K | 106K | Jul 2001 – Jul 2026 |
Oil, barrels lease total
Last 12 months 2,587 · prior 12 3,448(-25%)
Gas, mcf lease total
Last 12 months 3,155 · prior 12 10,019(-69%)
Wells named Muse-Nigliazzo Unit
Wildfire Energy Operating LLC's other wells filed under this lease name in Robertson 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.
- 1Williams, Clayton Energy, Inc.Jul 2001 → Nov 2016
- 2Wildhorse Resources Mngt Co, LLCDec 2016 → May 2019
- 3Chesapeake Operating, L.L.C.Jun 2019 → Feb 2023
- 4Wildfire Energy Operating LLCMar 2023 → Jul 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 509141-99 | Drill | Williams, Clayton Energy, Inc. | May 18, 2001 | May 18, 2001 | Jun 2, 2001 | 7,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jul 5, 2001 | Muse-Nigliazzo Unit O-3-24034 | Giddings (Austin Chalk-3) | Wildfire Energy Operating LLC | Producing | 10,735 |
Formation tops
As filed on W-2/G-1. Subsea from 275 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Austin Chalk | 5,591 | -5,316 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,682 | 10,735 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,000 | 12.25 | 305 S |
| 7 | 5,682 | 8.75 | 130 S |
| 7 | — | 8.75 | 380 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 20, 2001 | Aug 1, 2001 | Yes |
| 00 | Sep 5, 2001 | — | — |
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 42-395-30666 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-395-30666 → 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/39530666, documented in the API reference.