WELL · 42-479-44879 · DISTRICT 1
San Ambrosia C #39M
Webb County · Briscoe Ranch (Eagleford) field · Observation · Directional
San Ambrosia C #39M (API 42-479-44879) is a well in Webb County operated by SM Energy Company, completed March 7, 2023 and listed as observation on the RRC schedule.
The RRC has issued one drilling permit, issued December 29, 2022, permitted to 6,700 ft.
Completion filings report 10 formation tops, including Escondido, Olmos, San Miguel, Anacacho.
No lease production has been reported under this well’s leases.
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 | none |
| Latest permit | SM Energy CompanyDec 29, 2022 |
- 6,700
- total depth, ft
- 1
- permits on file
- Dec 29, 2022
- last permit issued
- Mar 7, 2023
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Mar 2023 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Mar 7, 2023
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
Surface location
28.164060, -99.998555
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 C G-1-295260 | Briscoe Ranch (Eagleford) | SM Energy Company | 1 | 0 | 0 | Mar 2023 – Jul 2026 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 886866-99 | Drill | SM Energy Company | Dec 28, 2022 | Dec 29, 2022 | Feb 23, 2023 | 6,700 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-1-295260 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 690 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| EscondidoESCONDITO - INJECTION/DISPOSAL; | 1,677 | -987 |
| OlmosOLMOS - INJECTION/DISPOSAL | 2,987 | -2,297 |
| San Miguel | 4,548 | -3,858 |
| Anacacho | 5,425 | -4,735 |
| CatahoulaCATAHOULA-FRIO - INJECTION/DISPO | — | — |
| Cook Mountain | — | — |
| JacksonJACKSON - INJECTION/DISPOSAL | — | — |
| Queen CityQUEEN CITY - INJECTION/DISPOSAL; | — | — |
| WilcoxWILCOX - INJECTION/DISPOSAL | — | — |
| YeguaYEGUA - INJECTION/DISPOSAL | — | — |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,583 | 12.25 | 470 S |
| 5.5 | 8,976 | 8.75 | 1,350 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 | Aug 11, 2023 | Jul 25, 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 42-479-44879 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-44879 → 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 (SA13)42-479-45169
3.0 KM · SM Energy Company · Section with this well →
| Wilcox | 658 | -27 |
| Escondido | 1,930 | -1,299 |
| Olmos | 3,090 | -2,459 |
| Eagle Ford | — | |
| Edwards | — | |
| Yegua | — | |
| Queen City | — | |
| Jackson | — |
10 TOPS · FIRST 8
San Ambrosia D (SA14)42-479-45170
3.0 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 |
| Yegua | — |
12 TOPS · FIRST 8
San Ambrosia D (SA15)42-479-45171
3.0 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 |
| Cook Mountain | — | |
| Yegua | — |
13 TOPS · FIRST 8
San Ambrosia D (SA16)42-479-45172
3.0 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 | — | |
| Cook Mountain | — |
13 TOPS · FIRST 8
San Ambrosia D (SA10)42-479-44784
3.2 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 |
| Cook Mountain | — | |
| Yegua | — |
14 TOPS · FIRST 8
San Ambrosia D42-479-44783
3.2 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 | — | |
| Jackson | — | |
| Queen City | — |
13 TOPS · FIRST 8
San Ambrosia D (SA11)42-479-44785
3.2 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 |
| Jackson | — | |
| Yegua | — |
14 TOPS · FIRST 8
San Ambrosia D (SA12)42-479-44786
3.2 KM · SM Energy Company · Section with this well →
| Escondido | 1,830 | -1,187 |
| Olmos | 3,122 | -2,479 |
| Cook Mountain | — | |
| Eagle Ford | — | |
| Edwards | — | |
| Jackson | — | |
| Queen City | — | |
| Yegua | — |
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/47944879, documented in the API reference.