WELL · 42-013-35902 · DISTRICT 1
Rockin M C Unit #1H
Atascosa County · Eagleville (Eagle Ford-1) field · Producing · Horizontal
Rockin M C Unit #1H (API 42-013-35902) is a horizontal well in Atascosa County operated by Trailblazer Energy Resources LLC, completed September 25, 2022 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued April 4, 2022, permitted to 9,100 ft.
It was permitted by Pillar Efs, LLC and has since transferred to Trailblazer Energy Resources LLC on the wellbore schedule.
Completion filings report 10 formation tops, including Queen City, Reklaw, Carrizo, Wilcox.
Its lease has reported 187K barrels of oil and 61.8K mcf of gas since September 2022, last reporting in July 2026.
Operator of record
Trailblazer Energy Resources LLC
Permitted by Pillar Efs, LLC; the EWA schedule now lists a different operator.
Tulsa, OK · P-5 Y, filed Aug 4, 2025 · 30 permits on file · (866) 598-1407
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Trailblazer Energy Resources LLC |
| Production reports | Trailblazer Energy Resources,llcthrough Apr 2026 |
| Latest permit | Pillar Efs, LLCApr 4, 2022 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,100
- total depth, ft
- 2
- permits on file
- Apr 4, 2022
- last permit issued
- Sep 25, 2022
- completed
- 187K
- cumulative oil, bbl
- 61.8K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Sep 2022 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Sep 25, 2022
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
Surface location
28.908796, -98.306523
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Atascosa County.
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 |
|---|---|---|---|---|---|---|
| Rockin M C Unit O-1-20831 | Eagleville (Eagle Ford-1) | Trailblazer Energy Resources,llc | 1 | 187K | 61.8K | Sep 2022 – Jul 2026 |
Oil, barrels lease total
Last 12 months 15,265 · prior 12 22,741(-33%)
Gas, mcf lease total
Last 12 months 3,217 · prior 12 7,554(-57%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Pillar Efs, LLCSep 2022 → Jan 2026
- 2Trailblazer Energy Resources,llcFeb 2026 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 878644-98 | Drill | Pillar Efs, LLC | Jan 11, 2023 | Apr 4, 2022 | Jul 6, 2022 | 9,100 |
| 878644-99 | Drill | Pillar Efs, LLC | Mar 31, 2022 | Apr 4, 2022 | Jul 6, 2022 | 8,700 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-20831 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 355 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen City | 2,271 | -1,916 |
| Reklaw | 3,455 | -3,100 |
| Carrizo | 4,161 | -3,806 |
| WilcoxWILCOX - DISPOSAL | 4,559 | -4,204 |
| OlmosOLMOS - DISPOSAL | 6,013 | -5,658 |
| NavarroNAVARRO - H2S | 6,206 | -5,851 |
| AnacachoANACACHO - H2S | 8,135 | -7,780 |
| Austin ChalkAUSTIN CHALK - H2S, DISPOSAL | 8,337 | -7,982 |
| Bartosh | — | — |
| EscondidoESCONDIDO - H2S, DISPOSAL | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,100 | 15,896 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 5,109 | 12.25 | 1,417 S |
| 5.5 | 16,028 | 8.75 | 2,562 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 | Jan 31, 2023 | Dec 23, 2022 | Yes |
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 42-013-35902 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-013-35902 → 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.
Nearby wells and their tops
NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM
Draw a cross-section
This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.
FZ42-013-35901
0.0 KM · Pillar Efs, LLC · Section with this well →
| Queen City | 2,268 | -1,913 |
| Reklaw | 3,454 | -3,099 |
| Carrizo | 4,158 | -3,803 |
| Wilcox | 4,556 | -4,201 |
| LWR Wilcox | 4,767 | -4,412 |
| Midway | 5,462 | -5,107 |
| Navarro | 6,172 | -5,817 |
| Olmos | 6,866 | -6,511 |
10 TOPS · FIRST 8
Timmerman AW A42-013-36009
1.6 KM · Pillar Efs, LLC · Section with this well →
| Queen City | 2,383 | -2,028 |
| Reklaw | 3,567 | -3,212 |
| Carrizo | 4,273 | -3,918 |
| Wilcox | 4,681 | -4,326 |
| Wilcox | 4,892 | -4,537 |
| Midway | 5,586 | -5,231 |
| Navarro | 6,290 | -5,935 |
| Wilcox | — |
10 TOPS · FIRST 8
Timmerman AW B42-013-36010
1.6 KM · Pillar Efs, LLC · Section with this well →
| Queen City | 2,401 | -2,046 |
| Reklaw | 3,586 | -3,231 |
| Carrizo | 4,292 | -3,937 |
| Wilcox | 4,691 | -4,336 |
| Wilcox | 4,902 | -4,547 |
| Midway | 5,597 | -5,242 |
| Navarro | 6,285 | -5,930 |
| Bartosh | — |
10 TOPS · FIRST 8
Timmerman AW C42-013-36011
1.6 KM · Pillar Efs, LLC · Section with this well →
| Queen City | 2,377 | -2,022 |
| Reklaw | 3,560 | -3,205 |
| Carrizo | 4,265 | -3,910 |
| Wilcox | 4,664 | -4,309 |
| Wilcox | 4,875 | -4,520 |
| Midway | 5,569 | -5,214 |
| Navarro | 6,290 | -5,935 |
| Wilcox | — |
10 TOPS · FIRST 8
Rockin M B Unit42-013-35833
1.9 KM · Pillar Efs, LLC · Section with this well →
| Queen City | 2,510 | -2,178 |
| Reklaw | 3,555 | -3,223 |
| Carrizo | 4,264 | -3,932 |
| Wilcox | 5,231 | -4,899 |
| Navarro | 6,314 | -5,982 |
| Olmos | 7,099 | -6,767 |
| Anacacho | 8,451 | -8,119 |
| Austin Chalk | 8,645 | -8,313 |
10 TOPS · FIRST 8
Rockin M a Unit42-013-35832
1.9 KM · Pillar Efs, LLC · Section with this well →
| Queen City | 2,516 | -2,184 |
| Reklaw | 3,567 | -3,235 |
| Carrizo | 4,265 | -3,933 |
| Wilcox | 5,216 | -4,884 |
| Navarro | 6,334 | -6,002 |
| Olmos | 7,009 | -6,677 |
| Anacacho | 8,402 | -8,070 |
| Austin Chalk | 8,593 | -8,261 |
10 TOPS · FIRST 8
Raft a Unit42-013-35899
1.9 KM · Pillar Efs, LLC · Section with this well →
| Queen City | 2,256 | -1,956 |
| Reklaw | 3,444 | -3,144 |
| Carrizo | 4,152 | -3,852 |
| Wilcox | 4,553 | -4,253 |
| LWR Wilcox | 4,765 | -4,465 |
| Midway | 5,462 | -5,162 |
| Navarro | 6,134 | -5,834 |
| Olmos | 6,833 | -6,533 |
10 TOPS · FIRST 8
Raft B Unit42-013-35900
1.9 KM · Pillar Efs, LLC · Section with this well →
| Queen City | 2,253 | -1,953 |
| Reklaw | 3,439 | -3,139 |
| Carrizo | 4,146 | -3,846 |
| Wilcox | 4,546 | -4,246 |
| Navarro | 6,132 | -5,832 |
| Olmos | 6,807 | -6,507 |
| Anacacho | 8,152 | -7,852 |
| Austin Chalk | 8,345 | -8,045 |
10 TOPS · FIRST 8
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/01335902, documented in the API reference.