WELL · 42-311-35122 · DISTRICT 1
Kuykendall Unit #3H
McMullen County · Eagleville (Eagle Ford-1) field · Shut IN · Horizontal
Kuykendall Unit #3H (API 42-311-35122) is a horizontal well in Mcmullen County operated by Crescent Energy Operating LLC, completed April 18, 2013 and listed as shut in on the RRC schedule.
The RRC has issued one drilling permit, issued September 28, 2012, permitted to 18,200 ft.
It was permitted by Marathon Oil EF LLC and has since transferred to Crescent Energy Operating LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Anacacho, Austin Chalk, Eagle Ford.
Its lease has reported 500K barrels of oil and 963K mcf of gas since November 2012, last reporting in July 2026. The lease carries 6 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Marathon Oil EF LLC; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Aug 28, 2025
- Permits on file
- 54
- Phone
- (713) 337-4600
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Crescent Energy Operating LLC |
| Production reports | Silverbow Resources Oper, LLCthrough Apr 2026 |
| Latest permit | Marathon Oil EF LLCSep 28, 2012 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 18,200
- total depth, ft
- 1
- permits on file
- Sep 28, 2012
- last permit issued
- Apr 18, 2013
- completed
- 500K
- cumulative oil, bbl
- 963K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Nov 2012 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Apr 18, 2013
- 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 6 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Kuykendall Unit O-1-16694 | Eagleville (Eagle Ford-1) | Crescent Energy Operating, LLC | 6 | 500K | 963K | Nov 2012 – Jul 2026 |
Oil, barrels lease total
Last 12 months 9,568 · prior 12 10,632(-10%)
Gas, mcf lease total
Last 12 months 26,427 · prior 12 60,625(-56%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Marathon Oil EF LLCFeb 2013 → Jul 2015
- 2Llewellin Operating Company, LLCAug 2015 → May 2017
- 3Valence Operating CompanyJun 2017 → Dec 2018
- 4Silverbow Resources Oper, LLCJan 2019 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 748515-99 | Drill | Marathon Oil EF LLC | Sep 19, 2012 | Sep 28, 2012 | Nov 4, 2012 | 18,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-16694 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 292 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Anacacho | 10,014 | -9,722 |
| Austin Chalk | 10,435 | -10,143 |
| Eagle Ford | 10,550 | -10,258 |
| Eagle Ford | 10,760 | -10,468 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 11,044 | 17,970 | Perforated |
| 11,044 | 18,319 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 4,335 | 12.25 | 1,735 S |
| 5.5 | 18,431 | 8.75 | 2,903 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 16, 2013 | Aug 19, 2013 | — |
| 00 | May 30, 2013 | Mar 25, 2013 | 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 42-311-35122 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-311-35122 → 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/31135122, documented in the API reference.