WELL · 42-383-38711 · DISTRICT 7
University Lands 23-2 #1D
Reagan County · Spraberry (Trend Area) field · Vertical
University Lands 23-2 #1D (API 42-383-38711) is a well in Reagan County operated by Callon Petroleum Operating CO, completed June 27, 2014.
The RRC has issued one drilling permit, issued April 12, 2014, permitted to 4,500 ft.
Completion filings report 8 formation tops, including Queen, Grayburg, San Andres, Spraberry.
Its 2 leases have reported 126K barrels of oil and 168K mcf of gas since September 2010, last reporting in July 2026. The leases carry 9 wells, so these are lease totals, not this well alone.
It holds an active disposal or injection permit, with 1.39M barrels injected in the 12 months reported through November 2025.
Operator of record
Houston, TX · P-5 Y, filed Jul 4, 2025 · 1,234 permits on file · (713) 296-6000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Callon Petroleum Operating Co |
| Production reports | Sem Operating Company LLCthrough Apr 2026 |
| Latest permit | Callon Petroleum Operating CoApr 12, 2014 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,500
- total depth, ft
- 1
- permits on file
- Apr 12, 2014
- last permit issued
- Jun 27, 2014
- completed
- 126K
- cumulative oil, bbl
- 168K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Sep 2010 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jun 27, 2014
- 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 2 leases this well is completed on; they carry 9 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| University 2A O-9-17301 | Spraberry (Trend Area) | Sem Operating Company LLC | 6 | 91.7K | 128K | Sep 2010 – Jul 2026 |
| University Lands 23-2 O-9-17686 | Spraberry (Trend Area) | Callon Petroleum Operating Co | 3 | 33.9K | 40.2K | Aug 2011 – Mar 2015 |
Oil, barrels lease total
Last 12 months 5,124 · prior 12 5,955(-14%)
Gas, mcf lease total
Last 12 months 7,137 · prior 12 9,299(-23%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Pioneer Natural Res. USA, Inc.Sep 2010 → Dec 2013
- 2Berry Oil Comp.Sep 2011 → May 2013
- 3Callon Petroleum Operating CoJun 2013 → May 2018
- 4Sem Operating Company LLCSep 2021 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 781626-99 | Drill | Callon Petroleum Operating Co | Mar 7, 2014 | Apr 12, 2014 | May 11, 2014 | 4,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-17301 | — | — | — | — |
| — | — O-9-17686 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,655 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen | 2,800 | -145 |
| Grayburg | 3,250 | -595 |
| San AndresSAN ANDRES - SALTWATER FLOW, POS | 3,350 | -695 |
| Spraberry | 5,000 | -2,345 |
| Strawn | 6,000 | -3,345 |
| Fusselman | 7,000 | -4,345 |
| Ellenburger | 8,000 | -5,345 |
| Clear ForkCLEARFORK | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,360 | 4,108 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 17.5 | 655 | 13.375 | 550 S |
| 13.375 | 655 | 17.5 | 550 S |
| 11 | 1,145 | 8.625 | 265 S |
| 8.625 | 1,145 | 11 | 265 S |
| 7.875 | 4,512 | 5.5 | 705 S |
| 5.5 | 4,512 | 7.875 | 705 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 | Oct 14, 2024 | Apr 30, 2024 | — |
| 00 | Jan 22, 2015 | Jul 17, 2014 | — |
| 00 | Jan 21, 2015 | Jul 17, 2014 | — |
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 42-383-38711 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-383-38711 → 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.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 1.39M
- bbl, last 12 reported months
- 7.46M
- bbl, all reported
- Nov 2025
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000109373 | W-14 Disposal | Active | 20,000 | 1,675 | 3,350–4,450 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 1,393,640 · prior 12 1,382,636(+1%)
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/38338711, documented in the API reference.