TEXAS · WELLS · MIDLAND COUNTY · CASSELMAN10 LEASE · API 42-329-40997 · DISTRICT 7B
CASSELMAN10 #13LL
Midland County · Spraberry (Trend Area) field · Producing · Horizontal
Casselman10 #13LL (API 42-329-40997) is a horizontal well in Midland County operated by Apache Corporation, completed December 6, 2016 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued June 7, 2016, permitted to 9,254 ft.
It was permitted by Callon Petroleum Operating CO and has since transferred to Apache Corporation on the wellbore schedule.
Completion filings report 9 formation tops, including Santa Rosa, Yates, Seven Rivers, Queen.
Its lease has reported 2.57M barrels of oil and 7.83M mcf of gas since July 2008, last reporting in July 2026. The lease carries 26 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Callon Petroleum Operating Co; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Dec 3, 2025
- Permits on file
- 9,756
- Phone
- (713) 954-5500
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Apache Corporation |
| Production reports | Apache Corporationthrough Apr 2026 |
| Latest permit | Callon Petroleum Operating CoJun 7, 2016 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,254
- total depth, ft
- 1
- permits on file
- Jun 7, 2016
- last permit issued
- Dec 6, 2016
- completed
- 2.57M
- cumulative oil, bbl
- 7.83M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jul 2008 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Dec 6, 2016
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 lease this well is completed on; they carry 26 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| CASSELMAN10 O-10-38905 | Spraberry (Trend Area) | Apache Corporation | 26 | 2.57M | 7.83M | Jul 2008 – Jul 2026 |
Gas, mcf lease total
Last 12 months 443,255 · prior 12 526,021(-16%)
Oil, barrels lease total
Last 12 months 57,267 · prior 12 60,874(-6%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Henry Resources LLCJul 2008 → Oct 2014
- 2Callon Petroleum Operating CoNov 2014 → Jul 2024
- 3Apache CorporationAug 2024 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 816063-99 | Drill | Callon Petroleum Operating Co | Jun 3, 2016 | Jun 7, 2016 | Sep 4, 2016 | 9,400 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Dec 6, 2016 | CASSELMAN10 O-10-38905 | Spraberry (Trend Area) | Apache Corporation | Producing | 9,254 |
Formation tops
As filed on W-2/G-1. Download CSV →
| Formation | MD ft |
|---|---|
| Santa Rosa | 1,125 |
| Yates | 2,975 |
| Seven Rivers | 3,225 |
| Queen | 4,070 |
| Grayburg | 4,655 |
| San AndresSAN ANDRES - HIGH FLOWS, H2S, CO | 4,890 |
| Glorieta | 5,840 |
| Clear ForkCLEARFORK | 7,120 |
| Spraberry | 8,130 |
| SpraberrySPRABERRY UPPER-DEAN | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,370 | 13,932 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 1,603 | 17.5 | 960 S |
| 9.625 | 8,614 | 12.25 | 1,125 S |
| 5.5 | 13,995 | 8.5 | 1,810 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 | Jul 6, 2017 | May 4, 2017 | 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 42-329-40997 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-329-40997 → 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.
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/32940997, documented in the API reference.