TEXAS · WELLS · BRAZOS COUNTY · API 42-041-31819 · DISTRICT 03
Marrs-Quinn Unit #1RE
Brazos County · Navasota River (Cretaceous Lwr.) field · Producing · Horizontal
Marrs-Quinn Unit #1RE (API 42-041-31819) is a horizontal well in Brazos County operated by Magnolia Oil & Gas Operating LLC, completed June 16, 2009 and listed as producing on the RRC schedule.
The RRC has issued 2 drilling permits (amended twice) between 1994 and 2009, permitted to 15,875 ft.
It was permitted by Enervest Operating, L.L.C. and has since transferred to Magnolia Oil & Gas Operating LLC on the wellbore schedule.
Completion filings report 8 formation tops, including Midway, Navarro, Taylor, Pecan Gap.
No lease production has been reported under this well’s leases.
Operator of record
Magnolia Oil & Gas Operating LLC
Permitted by Enervest Operating, L.L.C.; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- May 6, 2026
- Permits on file
- 615
- Phone
- (713) 842-9050
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Magnolia Oil & Gas Operating LLC |
| Production reports | Magnolia Oil & Gas Operating LLCthrough Apr 2026 |
| Latest permit | Enervest Operating, L.L.C.Mar 17, 2009 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 15,875
- total depth, ft
- 4
- permits on file
- Mar 17, 2009
- last permit issued
- Jun 16, 2009
- completed
- 0
- cumulative oil, bbl
- 8.5M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 1994 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jun 16, 2009
- 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.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Texas reports oil by lease, not by well. These are the 2 leases this well is completed on; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Marrs-Quinn Unit G-3-250811 | Navasota River (Cretaceous Lwr.) | Magnolia Oil & Gas Operating LLC | 1 | 0 | 2.46M | Jun 2009 – Jul 2026 |
| Marrs-Quinn Unit G-3-151151 | Giddings (Austin Chalk, Gas) | Enervest Operating, L.L.C. | 1 | 0 | 6.04M | Aug 1994 – Jun 2009 |
Gas, mcf lease total
Last 12 months 22,264 · prior 12 24,118(-8%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Union Pacific Resources CompanyAug 1994 → Jan 2001
- 2Rme Petroleum CompanyFeb 2001 → Nov 2002
- 3Anadarko E&P Company LPDec 2002 → Jul 2007
- 4Enervest Operating, L.L.C.Aug 2007 → Jul 2018
- 5Magnolia Oil & Gas Operating LLCAug 2018 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 678864-97 | Recompletion | Enervest Operating, L.L.C. | Jul 16, 2009 | Mar 17, 2009 | Mar 23, 2009 | 15,629 |
| 678864-98 | Recompletion | Enervest Operating, L.L.C. | Mar 6, 2009 | Feb 25, 2009 | — | 14,000 |
| 678864-99 | Recompletion | Enervest Operating, L.L.C. | Feb 24, 2009 | Feb 25, 2009 | — | 14,000 |
| 423819-99 | Drill | Union Pacific Resources Company | May 10, 1994 | May 16, 1994 | Jun 29, 1994 | 13,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jun 16, 2009 | Marrs-Quinn Unit G-3-250811 | Navasota River (Cretaceous Lwr.) | Magnolia Oil & Gas Operating LLC | Producing | 15,875 |
| Aug 18, 1994 | Marrs-Quinn Unit G-3-151151 | Giddings (Austin Chalk Gas) | Enervest Operating L.L.C. | Not on Schedule | — |
Formation tops
As filed on W-2/G-1. Subsea from 293 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Midway | 8,316 | -8,023 |
| Navarro | 9,736 | -9,443 |
| Taylor | 10,286 | -9,993 |
| Pecan Gap | 11,474 | -11,181 |
| Austin Chalk | 11,740 | -11,447 |
| Austin Chalk | 12,046 | -11,753 |
| Top of False Buda | 12,568 | -12,275 |
| BudaTOP OF BUDA | 12,582 | -12,289 |
| GeorgetownTOP OF GEORGETOWN | 12,659 | -12,366 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 12,137 | 15,875 | Perforated |
| 12,137 | 15,875 | Open hole |
| 12,147 | 15,629 | Perforated |
| 12,197 | 12,577 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 2,510 | 14.75 | 1,346 S |
| 7.625 | 12,137 | 9.875 | 749 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. About these reports →
| Suffix | Filed | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Nov 5, 2009 | Jul 14, 2009 | Yes |
| 00 | Sep 11, 2009 | — | — |
| 00 | Oct 11, 1994 | Sep 29, 1994 | Yes |
| 00 | Oct 6, 1994 | — | — |
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 42-041-31819 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-041-31819 → 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/04131819, documented in the API reference.