WELL · 42-479-43743 · DISTRICT 4
Cerrito Matrix Unit D #35H
Webb County · Owen (Olmos) field · Producing · Horizontal
Cerrito Matrix Unit D #35H (API 42-479-43743) is a horizontal well in Webb County operated by Escondido Resources Oper CO LLC, completed December 25, 2017 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued July 5, 2017, permitted to 7,000 ft.
Completion filings report 10 formation tops, including Wilcox, Escondido, Catahoula, Cook Mountain.
No lease production has been reported under this well’s leases.
Operator of record
Escondido Resources Oper Co LLC
Houston, TX · P-5 Y, filed Dec 4, 2025 · 162 permits on file · (713) 662-0332
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Escondido Resources Oper Co LLC |
| Production reports | Escondido Resources Oper Co, LLCthrough Apr 2026 |
| Latest permit | Escondido Resources Oper Co, LLCJul 5, 2017 |
- 7,000
- total depth, ft
- 2
- permits on file
- Jul 5, 2017
- last permit issued
- Dec 25, 2017
- completed
- 0
- cumulative oil, bbl
- 3.11M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Dec 2017 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Dec 25, 2017
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
Surface location
27.930126, -99.492968
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Webb 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 |
|---|---|---|---|---|---|---|
| Cerrito Matrix Unit D G-4-284616 | Owen (Olmos) | Escondido Resources Oper Co, LLC | 1 | 0 | 3.11M | Dec 2017 – Jul 2026 |
Gas, mcf lease total
Last 12 months 103,481 · prior 12 59,556(+74%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Escondido Resources Oper Co, LLCJan 2018 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 827944-98 | Drill | Escondido Resources Oper Co, LLC | Mar 26, 2018 | Jul 5, 2017 | Jul 26, 2017 | 7,000 |
| 827944-99 | Drill | Escondido Resources Oper Co, LLC | Jun 19, 2017 | Jul 5, 2017 | — | 7,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-284616 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 716 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| WilcoxWILCOX - INJECTION/DISPOSAL | 1,350 | -634 |
| EscondidoESCONDITO - INJECTION/DISPOSAL; | 5,637 | -4,921 |
| CatahoulaCATAHOULA-FRIO - INJECTION/DISPO | — | — |
| Cook Mountain | — | — |
| Eagle FordEAGLE FORD SHALE | — | — |
| EdwardsEDWARDS LIMESTONE - H2S | — | — |
| JacksonJACKSON - INJECTION/DISPOSAL | — | — |
| OlmosOLMOS - INJECTION/DISPOSAL | — | — |
| Queen CityQUEEN CITY - INJECTION/DISPOSAL; | — | — |
| YeguaYEGUA - INJECTION/DISPOSAL | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,908 | 13,639 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 4,767 | 12.25 | 1,015 S |
| 5.5 | 13,729 | 8.75 | 3,240 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 | Sep 7, 2018 | May 22, 2018 | 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 42-479-43743 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-43743 → 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.
Cerrito Matrix Unit D42-479-43742
0.0 KM · Escondido Resources Oper Co, LLC · Section with this well →
| Wilcox | 1,350 | -634 |
| Olmos | 5,511 | -4,795 |
| Escondido | 5,641 | -4,925 |
| Yegua | — | |
| Queen City | — | |
| Jackson | — | |
| Edwards | — | |
| Eagle Ford | — |
10 TOPS · FIRST 8
Cerrito42-479-43736
0.0 KM · Escondido Resources Oper Co, LLC · Section with this well →
| Wilcox | 1,350 | -634 |
| Escondido | 5,616 | -4,900 |
| Olmos | 7,290 | -6,574 |
| Eagle Ford | 11,155 | -10,439 |
| Queen City | — | |
| Yegua | — | |
| Catahoula | — | |
| Cook Mountain | — |
10 TOPS · FIRST 8
Cerrito42-479-43735
0.0 KM · Escondido Resources Oper Co, LLC · Section with this well →
| Wilcox | 1,350 | -633 |
| Escondido | 5,613 | -4,896 |
| Olmos | 7,286 | -6,569 |
| Eagle Ford | 11,167 | -10,450 |
| Yegua | — | |
| Edwards | — | |
| Jackson | — | |
| Queen City | — |
11 TOPS · FIRST 8
Cerrito42-479-43734
0.0 KM · Escondido Resources Oper Co, LLC · Section with this well →
| Wilcox | 1,350 | -633 |
| Escondido | 5,607 | -4,890 |
| Olmos | 7,285 | -6,568 |
| Eagle Ford | 11,144 | -10,427 |
| Edwards | — | |
| Queen City | — | |
| Jackson | — | |
| Yegua | — |
10 TOPS · FIRST 8
Cerrito Matrix F42-479-44345
0.0 KM · Escondido Resources Oper Co, LLC · Section with this well →
| Wilcox | 4,596 | -3,879 |
| Escondido | 5,609 | -4,892 |
| Olmos | 7,712 | -6,995 |
| Eagle Ford | 11,135 | -10,418 |
| Catahoula | — | |
| Cook Mountain | — | |
| Queen City | — | |
| Yegua | — |
10 TOPS · FIRST 8
Cerrito42-479-40599
0.3 KM · Escondido Resources Oper Co, LLC · Section with this well →
| Wilcox | 4,761 | -4,019 |
| Escondido | 5,599 | -4,857 |
| Olmos | 7,218 | -6,476 |
Matrix Land Co.42-479-31386
1.1 KM · Escondido Resources Oper Co, LLC · Section with this well →
| Wilcox | 4,965 | -4,179 |
| Escondido | 5,818 | -5,032 |
| Olmos | 7,471 | -6,685 |
Cerrito Julius42-479-44821
1.4 KM · Escondido Resources Oper Co, LLC · Section with this well →
| Wilcox | 4,628 | -3,855 |
| Escondido | 5,752 | -4,979 |
| Olmos | 6,943 | -6,170 |
| Eagle Ford | 11,335 | -10,562 |
| Cook Mountain | — | |
| Jackson | — | |
| Edwards | — | |
| Queen City | — |
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/47943743, documented in the API reference.