WELL · 42-127-35095 · DISTRICT 1
MKS SWD #4
Dimmit County · Briscoe Ranch (Eagleford) field · Shut IN · Vertical
Mks Swd #4 (API 42-127-35095) is a well in Dimmit County operated by Mks Services LLC, completed October 21, 2014 and listed as shut in on the RRC schedule.
The RRC has issued one drilling permit, issued September 27, 2012, permitted to 8,500 ft.
Completion filings report 7 formation tops, including Olmos, San Miguel, Anacacho, Austin Chalk.
No lease production has been reported under this well’s leases.
It holds an active disposal or injection permit.
Operator of record
Kilgore, TX · P-5 Y, filed Oct 4, 2025 · 5 permits on file · (830) 965-7611
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | MKS Services LLC |
| Production reports | none |
| Latest permit | MKS Services, LLCSep 27, 2012 |
- 8,500
- total depth, ft
- 1
- permits on file
- Sep 27, 2012
- last permit issued
- Oct 21, 2014
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Oct 2014 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Oct 21, 2014
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
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 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| MKS SWD O-1-18249 | Briscoe Ranch (Eagleford) | MKS Services, LLC | 2 | 0 | 0 | Oct 2014 – Jul 2026 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 748444-99 | Drill | MKS Services, LLC | Sep 18, 2012 | Sep 27, 2012 | Dec 17, 2013 | 8,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-18249 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 632 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Olmos | 4,520 | -3,888 |
| San Miguel | 5,274 | -4,642 |
| Anacacho | 5,810 | -5,178 |
| Austin Chalk | 6,134 | -5,502 |
| Eagle FordEAGLEFORD | 7,150 | -6,518 |
| Georgetown | 7,330 | -6,698 |
| Edwards | 7,866 | -7,234 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,863 | 7,993 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,465 | 11 | 300 S |
| 5.5 | 8,350 | 7.875 | 1,595 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 17, 2016 | Nov 17, 2016 | — |
| 00 | May 22, 2015 | May 22, 2015 | — |
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 42-127-35095 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-127-35095 → 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.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 0
- bbl, last 12 reported months
- 1.04K
- bbl, all reported
- Mar 2025
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000108963 | W-14 Disposal | Active | 25,000 | 3,600 | 7,200–8,000 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 0 · prior 12 0
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/12735095, documented in the API reference.