WELL · 42-479-44786 · DISTRICT 1
San Ambrosia D (SA12) #3239H
Webb County · Lorenzo (Austin Chalk) field · Producing · Horizontal
San Ambrosia D (Sa12) #3239H (API 42-479-44786) is a horizontal well in Webb County operated by SM Energy Company, completed October 10, 2023 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued September 9, 2022, permitted to 7,000 ft.
Completion filings report 10 formation tops, including Escondido, Olmos, Catahoula, Cook Mountain.
Its lease has reported 138K barrels of oil and 321K mcf of gas since January 2023, last reporting in July 2026.
Operator of record
- Based in
- Midland, TX
- P-5 status
- Active (A)
- P-5 last filed
- Sep 3, 2025
- Permits on file
- 2,485
- Phone
- (303) 861-8140
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | SM Energy Company |
| Production reports | SM Energy Companythrough Apr 2026 |
| Latest permit | SM Energy CompanySep 9, 2022 |
- 7,000
- total depth, ft
- 1
- permits on file
- Sep 9, 2022
- last permit issued
- Oct 10, 2023
- completed
- 138K
- cumulative oil, bbl
- 321K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 2023 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Oct 10, 2023
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
Surface location
28.142880, -99.976405
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 |
|---|---|---|---|---|---|---|
| San Ambrosia D (SA12) O-1-20969 | Lorenzo (Austin Chalk) | SM Energy Company | 1 | 138K | 321K | Jan 2023 – Jul 2026 |
Oil, barrels lease total
Last 12 months 15,027 · prior 12 29,460(-49%)
Gas, mcf lease total
Last 12 months 40,487 · prior 12 79,329(-49%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1SM Energy CompanyMay 2023 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 883594-99 | Drill | SM Energy Company | Sep 1, 2022 | Sep 9, 2022 | Nov 16, 2022 | 7,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-20969 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 643 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| EscondidoESCONDITO - INJECTION/DISPOSAL; | 1,830 | -1,187 |
| OlmosOLMOS - INJECTION/DISPOSAL | 3,122 | -2,479 |
| CatahoulaCATAHOULA-FRIO - INJECTION/DISPO | — | — |
| Cook Mountain | — | — |
| Eagle FordEAGLE FORD SHALE | — | — |
| EdwardsEDWARDS LIMESTONE - H2S | — | — |
| JacksonJACKSON - INJECTION/DISPOSAL | — | — |
| Queen CityQUEEN CITY - INJECTION/DISPOSAL; | — | — |
| WilcoxWILCOX - INJECTION/DISPOSAL | — | — |
| YeguaYEGUA - INJECTION/DISPOSAL | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,746 | 17,777 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,889 | 12.25 | 585 S |
| 5.5 | 17,755 | 8.75 | 2,830 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 28, 2023 | Oct 23, 2023 | Yes |
| 00 | Aug 17, 2023 | Aug 9, 2023 | — |
| 00 | May 30, 2023 | May 2, 2023 | 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 42-479-44786 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-44786 → 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 neighbors, subsea-aligned so they line up regardless of surface terrain.
San Ambrosia D (SA11)42-479-44785
0.0 KM · SM Energy Company · Section with this well →
| Midway | 1,750 | -1,107 |
| Escondido | 1,830 | -1,187 |
| Olmos | 3,122 | -2,479 |
| San Miguel | 4,750 | -4,107 |
| Anacacho | 5,611 | -4,968 |
| Austin Chalk | 6,003 | -5,360 |
| Catahoula | — | |
| Wilcox | — |
14 TOPS · FIRST 8
San Ambrosia D42-479-44783
0.0 KM · SM Energy Company · Section with this well →
| Midway | 1,750 | -1,107 |
| Escondido | 1,830 | -1,187 |
| Olmos | 3,096 | -2,453 |
| San Miguel | 4,746 | -4,103 |
| Austin Chalk | 6,007 | -5,364 |
| Eagle Ford | — | |
| Catahoula | — | |
| Cook Mountain | — |
13 TOPS · FIRST 8
San Ambrosia D (SA10)42-479-44784
0.0 KM · SM Energy Company · Section with this well →
| Midway | 1,750 | -1,107 |
| Escondido | 1,900 | -1,257 |
| Olmos | 3,125 | -2,482 |
| San Miguel | 4,757 | -4,114 |
| Anacacho | 5,643 | -5,000 |
| Austin Chalk | 6,004 | -5,361 |
| Queen City | — | |
| Catahoula | — |
14 TOPS · FIRST 8
San Ambrosia D (SA13)42-479-45169
1.0 KM · SM Energy Company · Section with this well →
| Wilcox | 658 | -27 |
| Escondido | 1,930 | -1,299 |
| Olmos | 3,090 | -2,459 |
| Yegua | — | |
| Edwards | — | |
| Jackson | — | |
| Queen City | — | |
| Catahoula | — |
10 TOPS · FIRST 8
San Ambrosia D (SA14)42-479-45170
1.0 KM · SM Energy Company · Section with this well →
| Wilcox | 658 | -28 |
| Midway | 1,769 | -1,139 |
| Escondido | 1,941 | -1,311 |
| Olmos | 3,056 | -2,426 |
| San Miguel | 4,449 | -3,819 |
| Anacacho | 5,585 | -4,955 |
| Austin Chalk | 5,943 | -5,313 |
| Jackson | — |
12 TOPS · FIRST 8
San Ambrosia D (SA15)42-479-45171
1.0 KM · SM Energy Company · Section with this well →
| Wilcox | 658 | -29 |
| Escondido | 1,937 | -1,308 |
| Olmos | 3,087 | -2,458 |
| San Miguel | 4,446 | -3,817 |
| Anacacho | 5,619 | -4,990 |
| Austin Chalk | 5,949 | -5,320 |
| Queen City | — | |
| Yegua | — |
13 TOPS · FIRST 8
San Ambrosia D (SA16)42-479-45172
1.0 KM · SM Energy Company · Section with this well →
| Wilcox | 658 | -30 |
| Escondido | 1,936 | -1,308 |
| Olmos | 3,085 | -2,457 |
| San Miguel | 4,446 | -3,818 |
| Anacacho | 5,565 | -4,937 |
| Austin Chalk | 5,942 | -5,314 |
| Yegua | — | |
| Catahoula | — |
13 TOPS · FIRST 8
San Ambrosia C (SA1)42-479-44440
1.8 KM · SM Energy Company · Section with this well →
| Wilcox | 680 | -34 |
| Midway | 1,480 | -834 |
| Escondido | 1,862 | -1,216 |
| Olmos | 3,102 | -2,456 |
| San Miguel | 4,741 | -4,095 |
| Anacacho | 5,577 | -4,931 |
| Edwards | — | |
| Cook Mountain | — |
13 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/47944786, documented in the API reference.