WELL · 42-503-41068 · DISTRICT 9
Coffield-Daniels #A 6
Young County · Karran North (Marble Falls) field · Injection · Vertical
Coffield-Daniels #A 6 (API 42-503-41068) is a well in Young County operated by Karper Oil & Gas Corporation, completed July 10, 2009 and listed as injection on the RRC schedule.
The RRC has issued one drilling permit, issued January 19, 2001, permitted to 4,500 ft.
It was permitted by Karper Company, The and has since transferred to Karper Oil & Gas Corporation on the wellbore schedule.
Completion filings report 3 formation tops, including Palo Pinto, Caddo, Marble Falls.
Its lease has reported 758 barrels of oil and 16.1K mcf of gas since March 2001, last reporting in July 2026.
It holds an active disposal or injection permit, with 21.8K barrels injected in the 12 months reported through November 2025.
Operator of record
Permitted by Karper Company, The; the EWA schedule now lists a different operator.
Graham, TX · P-5 Y, filed Sep 4, 2025 · 18 permits on file · (940) 229-1786
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Karper Oil & Gas Corporation |
| Production reports | Karper Oil & Gas Corporationthrough Mar 2011 |
| Latest permit | Karper Company, TheJan 19, 2001 |
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
- Jan 19, 2001
- last permit issued
- Jul 10, 2009
- completed
- 758
- cumulative oil, bbl
- 16.1K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Mar 2001 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jul 10, 2009
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Coffield-Daniels O-13-29886 | Karran, North (Marble Falls) | Karper Oil & Gas Corporation | 1 | 758 | 16.1K | Mar 2001 – Jul 2026 |
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.
- 1Karper Company, TheApr 2001 → Feb 2003
- 2Karper Oil & Gas CorporationMar 2003 → Mar 2011
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 504314-99 | Drill | Karper Company, The | Jan 19, 2001 | Jan 19, 2001 | Jan 22, 2001 | 4,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-13-29886 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,201 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Palo Pinto | 1,468 | -267 |
| Palo PintoPALO PINTO LINE | 1,468 | -267 |
| CaddoCADDO LIME | 3,936 | -2,735 |
| CaddoCADDO LINE | 3,936 | -2,735 |
| Marble FallsMARBLE FALLS LIME | 4,374 | -3,173 |
| Marble FallsMARBLE FALLS LINE | 4,374 | -3,173 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,426 | 3,436 | Perforated |
| 3,472 | 3,502 | Perforated |
| 4,304 | 4,324 | Perforated |
| 4,332 | 4,342 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 311 | 12.25 | 190 S |
| 4.5 | 4,392 | 7.875 | 385 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 | Apr 9, 2013 | Jan 7, 2013 | — |
| 00 | Jul 5, 2001 | Apr 9, 2001 | Yes |
| 00 | May 16, 2001 | — | — |
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 42-503-41068 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-503-41068 → 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.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 21.8K
- bbl, last 12 reported months
- 449K
- bbl, all reported
- Nov 2025
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000100755 | W-14 Disposal | Active | 500 | 1,713 | 3,426–3,502 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 21,775 · prior 12 21,777(0%)
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/50341068, documented in the API reference.