WELL · 42-165-31345 · DISTRICT 8
South Robertson (San Andres) U. #16
Gaines County · Robertson N. (San Andres) field · Vertical
South Robertson (San Andres) U. #16 (API 42-165-31345) is a well in Gaines County operated by Contango Resources Inc., completed March 31, 1978.
The RRC has issued 2 drilling permits between 1978 and 2009, permitted to 4,800 ft.
It was permitted by Noble Energy Inc and has since transferred to Contango Resources Inc. on the wellbore schedule.
Completion filings report 2 formation tops, including Yates, Queen.
Its 4 leases have reported 3.38M barrels of oil and 1.06M mcf of gas since January 1993, last reporting in July 2026. The leases carry 81 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Noble Energy Inc; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Oct 8, 2021 · 7 permits on file · (800) 960-8078
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Contango Resources Inc. |
| Production reports | Sheridan Production Company, LLCthrough Feb 2020 |
| Latest permit | Noble Energy IncJan 22, 2009 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,800
- total depth, ft
- 2
- permits on file
- Jan 22, 2009
- last permit issued
- Mar 31, 1978
- completed
- 3.38M
- cumulative oil, bbl
- 1.06M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Mar 31, 1978
- Shut in
- —
- Plugged
- —
Surface location
No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Texas reports oil by lease, not by well. These are the 4 leases this well is completed on; they carry 81 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Moore, M. A. G-11-247943 | Newsom (Yates) | Crescent Energy Operating, LLC | 1 | 0 | 324K | Feb 2009 – Jul 2026 |
| South Robertson (San Andres) U. O-11-67419 | Robertson, N. (San Andres) | Contango Resources, Inc. | 60 | 3.31M | 722K | Aug 1995 – Jan 2022 |
| Moore, M. A. O-11-67311 | Robertson, N. (San Andres) | Samedan Oil Corporation | 11 | 22.2K | 6.69K | Dec 1994 – Nov 1995 |
| Moore, M. A. O-11-61905 | Robertson (San Andres) | Samedan Oil Corporation | 9 | 43.2K | 8.05K | Jan 1993 – Apr 1995 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Samedan Oil CorporationJan 1993 → Dec 2002
- 2Noble Energy IncJan 2003 → Jul 2012
- 3Sheridan Production Company, LLCAug 2012 → Feb 2020
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 677541-99 | Recompletion | Noble Energy Inc | Jan 19, 2009 | Jan 22, 2009 | Jan 26, 2009 | 4,800 |
| 19353-99 | Drill | Samedan Oil Corporation | Mar 3, 1978 | Mar 3, 1978 | Mar 8, 1978 | 4,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-11-247943 | — | — | — | — |
| — | — O-11-61905 | — | — | — | — |
| — | — O-11-67311 | — | — | — | — |
| — | — O-11-67419 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,323 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 2,951 | 2,963 | Perforated |
| 2,983 | 2,997 | Perforated |
| 3,007 | 3,028 | Perforated |
| — | 4,710 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 316 | 17.5 | 300 S |
| 8.625 | 1,865 | 12.25 | 400 S |
| 5.5 | 4,798 | 7.875 | 950 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 7, 2009 | Mar 4, 2009 | Yes |
| 00 | Jun 12, 2009 | — | — |
| 00 | Aug 18, 1995 | Apr 10, 1978 | — |
| 00 | Nov 15, 1994 | Apr 10, 1978 | — |
| 00 | Jan 12, 1984 | Apr 10, 1978 | — |
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 42-165-31345 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-165-31345 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. then paste it into their search.
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/16531345, documented in the API reference.