WELL · 42-317-33908 · DISTRICT 8
Holt Ranch #1
Martin County · Reef Exploration (Devonian) field · Vertical
Holt Ranch #1 (API 42-317-33908) is a plugged well in Martin County, plugged November 19, 2003, last operated by Ovintiv USA Inc..
The RRC has issued one drilling permit, issued March 6, 1992, permitted to 13,500 ft.
It was permitted by Reef Exploration, Inc. (A-1) and has since transferred to Ovintiv USA Inc. on the wellbore schedule.
Completion filings report 4 formation tops, including Woodford, Devonian, Montoya, Ellenburger.
Its lease has reported 661K barrels of oil and 572 mcf of gas since January 1993, last reporting in July 2026. The lease carries 5 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Reef Exploration, Inc. (A-1); the EWA schedule now lists a different operator.
- Based in
- Denver, CO
- P-5 status
- Active (A)
- P-5 last filed
- Dec 12, 2025
- Permits on file
- 1,390
- Phone
- (720) 876-5176
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Ovintiv USA Inc. |
| Production reports | Ovintiv USA Inc.through Sep 2023 |
| Latest permit | Reef Exploration, Inc. (A-1)Mar 6, 1992 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 13,500
- total depth, ft
- 1
- permits on file
- Mar 6, 1992
- last permit issued
- Jul 6, 1992
- completed
- 661K
- cumulative oil, bbl
- 572
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 6, 1992
- Shut in
- —
- Plugged
- Nov 19, 2003
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 5 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Holt Ranch O-10-33520 | Reef Exploration (Devonian) | Ovintiv USA Inc. | 5 | 661K | 572 | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 0 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Reef Exploration, Inc. (A-1)Jan 1993 → Jan 2005
- 2H & M Resources, LLCFeb 2005 → Apr 2013
- 3Hibernia Resources, LLCMay 2013 → Apr 2014
- 4Athlon Holdings LPJun 2014 → Dec 2014
- 5Encana Oil & Gas(usa) Inc.Apr 2015 → Jul 2018
- 6Ovintiv USA Inc.Sep 2023 → Sep 2023
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 397206-99 | Drill | Reef Exploration, Inc. (A-1) | Mar 4, 1992 | Mar 6, 1992 | May 6, 1992 | 13,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-33520 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,911 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Woodford | 12,144 | -9,233 |
| Devonian | 12,238 | -9,327 |
| Montoya | 12,833 | -9,922 |
| Ellenburger | 13,147 | -10,236 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 12,250 | 12,254 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 424 | 17.5 | 400 S |
| 9.625 | 6,026 | 12.25 | 1,200 S |
| 5.5 | 13,350 | 7.875 | 240 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 | Aug 27, 1992 | Jul 14, 1992 | — |
| 00 | Aug 6, 1992 | — | — |
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 42-317-33908 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-317-33908 → 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.
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/31733908, documented in the API reference.