TEXAS · WELLS · WEBB COUNTY · API 42-479-45201 · DISTRICT 01
San Ambrosia F (SA45) State #1229H
Webb County · Lorenzo (Austin Chalk) field · Producing · Horizontal
San Ambrosia F (Sa45) State #1229H (API 42-479-45201) is a horizontal well in Webb County operated by SM Energy Company, completed April 11, 2025 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued August 23, 2024, permitted to 7,146 ft.
Completion filings report 14 formation tops, including Wilcox, Midway, Escondido, Olmos.
Its 3 leases have reported 238K barrels of oil and 967K mcf of gas since November 2024, last reporting volume in April 2026. The leases carry 3 wells, so these are lease totals, not this well alone.
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 CompanyAug 23, 2024 |
- 7,146
- total depth, ft
- 1
- permits on file
- Aug 23, 2024
- last permit issued
- Apr 11, 2025
- completed
- 238K
- cumulative oil, bbl
- 967K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 2025 THROUGH Apr 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Apr 11, 2025
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active – Extension (X)
Surface location
28.134456, -99.925830 NAD27, as filed
28.134732, -99.926163 WGS84
Permit surface location from the RRC GIS record, referenced to NAD27 as the RRC files it; the WGS84 pair is the same point through NOAA's NADCON grid, and the map link uses it, in Webb County.
Wells nearby
Every well with a location on file around this one, in any state, nearest first.
Texas locations come from drilling permits, so most older Texas wells have none and are not listed.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Texas reports oil by lease, not by well. These are the 3 leases this well is completed on; they carry 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| San Ambrosia F (SA45) State G-1-300376 | Lorenzo (Austin Chalk) | SM Energy Company | 1 | 238K | 967K | Apr 2025 – Apr 2026 |
| San Ambrosia F (SA45) State G-1-298661 | Lorenzo (Austin Chalk) | SM Energy Company | 1 | 0 | 0 | Nov 2024 – — |
| San Ambrosia F (SA45) State O-1-21760 | Lorenzo (Austin Chalk) | SM Energy Company | 1 | 0 | 0 | Apr 2025 – — |
Gas, mcf lease total
Last 12 months 929,624 · prior 12 37,110
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1SM Energy CompanyApr 2025 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 902033-99 | Drill | SM Energy Company | Aug 14, 2024 | Aug 23, 2024 | Sep 19, 2024 | 8,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Apr 11, 2025 | San Ambrosia F (SA45) State G-1-300376 | Lorenzo (Austin Chalk) | SM Energy Company | Producing | 7,146 |
| Apr 11, 2025 | San Ambrosia F (SA45) State O-1-21760 | Lorenzo (Austin Chalk) | SM Energy Company | Not on Schedule | — |
| Nov 7, 2024 | San Ambrosia F (SA45) State G-1-298661 | Lorenzo (Austin Chalk) | SM Energy Company | Not on Schedule | — |
Formation tops
As filed on W-2/G-1. Subsea from 766 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| WilcoxWILCOX - INJECTION/DISPOSAL | 795 | -29 |
| Midway | 2,235 | -1,469 |
| EscondidoESCONDITO - INJECTION/DISPOSAL; | 2,454 | -1,688 |
| OlmosOLMOS - INJECTION/DISPOSAL | 3,651 | -2,885 |
| San Miguel | 5,305 | -4,539 |
| Anacacho | 6,180 | -5,414 |
| Austin Chalk | 6,608 | -5,842 |
| CatahoulaCATAHOULA-FRIO - INJECTION/DISPO | — | — |
| Cook Mountain | — | — |
| Eagle FordEAGLE FORD SHALE | — | — |
| EdwardsEDWARDS LIMESTONE - H2S | — | — |
| JacksonJACKSON - INJECTION/DISPOSAL | — | — |
| Queen CityQUEEN CITY - INJECTION/DISPOSAL; | — | — |
| YeguaYEGUA - INJECTION/DISPOSAL | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,174 | 18,281 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 2,379 | 12.25 | 610 S |
| 5.5 | 18,261 | 8.75 | 3,310 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Nov 25, 2025 | Oct 27, 2025 | Yes |
| 00 | Jul 18, 2025 | Jul 8, 2025 | — |
| 00 | Mar 3, 2025 | Feb 26, 2025 | 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 42-479-45201 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-45201 → scanned completion filings
Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it.
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 F (SA41)42-479-45197
0.0 KM · SM Energy Company · Section with this well →
| Wilcox | 795 | -28 |
| Midway | 2,235 | -1,468 |
| Escondido | 2,464 | -1,697 |
| Olmos | 3,667 | -2,900 |
| San Miguel | 5,333 | -4,566 |
| Anacacho | 6,201 | -5,434 |
| Austin Chalk | 6,625 | -5,858 |
| Eagle Ford | 7,107 | -6,340 |
14 TOPS · FIRST 8
San Ambrosia F (SA44) State42-479-45200
0.0 KM · SM Energy Company · Section with this well →
| Wilcox | 795 | -28 |
| Midway | 2,234 | -1,467 |
| Escondido | 2,453 | -1,686 |
| Olmos | 3,651 | -2,884 |
| San Miguel | 5,306 | -4,539 |
| Anacacho | 6,186 | -5,419 |
| Austin Chalk | 6,613 | -5,846 |
| Catahoula | — |
12 TOPS · FIRST 8
San Ambrosia F (SA43) State42-479-45199
0.0 KM · SM Energy Company · Section with this well →
| Wilcox | 795 | -28 |
| Midway | 2,234 | -1,467 |
| Escondido | 2,464 | -1,697 |
| Olmos | 3,664 | -2,897 |
| San Miguel | 5,329 | -4,562 |
| Cook Mountain | — | |
| Yegua | — | |
| Queen City | — |
12 TOPS · FIRST 8
San Ambrosia F (SA42) State42-479-45198
0.0 KM · SM Energy Company · Section with this well →
| Wilcox | 795 | -28 |
| Midway | 2,234 | -1,467 |
| Escondido | 2,464 | -1,697 |
| Olmos | 3,666 | -2,899 |
| San Miguel | 5,321 | -4,554 |
| Edwards | — | |
| Eagle Ford | — | |
| Catahoula | — |
12 TOPS · FIRST 8
Briscoe C (SA1) State42-479-44154
0.5 KM · SM Energy Company · Section with this well →
| Wilcox | 2,073 | -1,309 |
| Midway | 2,210 | -1,446 |
| Escondido | 2,486 | -1,722 |
| Olmos | 3,697 | -2,933 |
| San Miguel | 5,045 | -4,281 |
| Anacacho | 6,183 | -5,419 |
| Austin Chalk | 6,590 | -5,826 |
| Eagle Ford | 7,082 | -6,318 |
14 TOPS · FIRST 8
Briscoe G GU11 State (SA4)42-479-44230
0.9 KM · SM Energy Company · Section with this well →
| Wilcox | 1,328 | -546 |
| Midway | 2,228 | -1,446 |
| Escondido | 2,698 | -1,916 |
| Olmos | 3,810 | -3,028 |
| San Miguel | 5,482 | -4,700 |
| Jackson | — | |
| Catahoula | — | |
| Cook Mountain | — |
12 TOPS · FIRST 8
Briscoe G42-479-42666
0.9 KM · SM Energy Company · Section with this well →
| Wilcox | 1,361 | -578 |
| Escondido | 2,559 | -1,776 |
| Escondido | 2,559 | -1,776 |
| Olmos | 3,844 | -3,061 |
| Olmos | 3,844 | -3,061 |
| Austin Chalk | 6,714 | -5,931 |
| Eagle Ford | 7,193 | -6,410 |
| Eagle Ford | 7,193 | -6,410 |
15 TOPS · FIRST 8
Briscoe G GU9 State (SA5)42-479-44710
1.0 KM · SM Energy Company · Section with this well →
| Wilcox | 606 | 177 |
| Escondido | 2,561 | -1,778 |
| Olmos | 3,760 | -2,977 |
| San Miguel | 5,429 | -4,646 |
| Anacacho | 6,301 | -5,518 |
| Eagle Ford | 7,187 | -6,404 |
| Edwards | — | |
| Jackson | — |
12 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/47945201, documented in the API reference.