TEXAS · WELLS · OCHILTREE COUNTY · API 42-357-31175 · DISTRICT 08
Cox #1-10A
Ochiltree County · Waka SW. (Marmaton) field · Producing · Vertical
Cox #1-10A (API 42-357-31175) is a permitted well in Ochiltree County filed by Natural Gas Anadarko, Inc.; no completion report is on file yet.
The RRC has issued one drilling permit, issued June 15, 1981, permitted to 8,300 ft.
It was permitted by Natural Gas Anadarko, Inc. and has since transferred to Natural Gas Anadarko Company on the wellbore schedule.
Completion filings report 6 formation tops, including Wolfcamp, Douglas, Kansas City, Marmaton.
Its 2 leases have reported 6.1K barrels of oil and 500K mcf of gas since January 1993, last reporting volume in April 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Natural Gas Anadarko, Inc.; the EWA schedule now lists a different operator.
- Based in
- Perryton, TX
- P-5 status
- Active (A)
- P-5 last filed
- Jan 29, 2026
- Permits on file
- 64
- Phone
- (806) 435-6818
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Natural Gas Anadarko Company |
| Production reports | Natural Gas Anadarko Companythrough Apr 2026 |
| Latest permit | Natural Gas Anadarko, Inc.Jun 15, 1981 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,300
- total depth, ft
- 1
- permits on file
- Jun 15, 1981
- last permit issued
- —
- completed
- 6.1K
- cumulative oil, bbl
- 500K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Apr 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- —
- 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 2 leases this well is completed on; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Cox G-14-196449 | Waka, SW. (Marmaton) | Natural Gas Anadarko Company | 1 | 2.96K | 314K | Jul 2003 – Apr 2026 |
| Cox O-14-4956 | Waka, SW. (Marmaton) | Natural Gas Anadarko Company | 1 | 3.13K | 186K | Jan 1993 – Jun 2003 |
Gas, mcf lease total
Last 12 months 11,443 · prior 12 13,909(-18%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Natural Gas Anadarko CompanyJan 1993 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 125895-99 | Drill | Natural Gas Anadarko, Inc. | Jun 15, 1981 | Jun 15, 1981 | — | 8,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | Cox G-14-196449 | Waka SW. (Marmaton) | Natural Gas Anadarko Company | Producing | 8,300 |
| Sep 18, 1981 | Cox O-14-4956 | Waka SW. (Marmaton) | Natural Gas Anadarko Company | Not on Schedule | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,065 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,538 | 6,568 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,674 | 12.25 | 800 S |
| 2.375 | 6,599 | — | — |
| 4.5 | 8,300 | 7.875 | 600 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Sep 22, 2003 | Jul 28, 2003 | — |
| 00 | Sep 12, 2003 | — | — |
| 00 | Jan 12, 1984 | Oct 29, 1981 | — |
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 42-357-31175 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-357-31175 → scanned completion filings
Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it.
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/35731175, documented in the API reference.