WELL · 42-441-01678 · DISTRICT 7
Hudson C.H. #604
Taylor County · Reddin Unit (King Lime) field · Vertical
Hudson C.H. #604 (API 42-441-01678) is a well in Taylor County operated by Thomson-Monteith, completed March 17, 1976.
The RRC has issued one drilling permit, issued April 20, 1984, permitted to 2,685 ft.
Completion filings report 5 formation tops, including Flippen, Frazier, Lower Hope, Gunsight.
Its lease has reported 130K barrels of oil and 20 mcf of gas since January 1993, last reporting in July 2026. The lease carries 24 wells, so these are lease totals, not this well alone.
Operator of record
Dallas, TX · P-5 Y, filed Dec 15, 1987 · 53 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Thomson-Monteith |
| Production reports | O'Ryan Oil and Gasthrough Apr 2026 |
| Latest permit | Thomson-MonteithApr 20, 1984 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 2,685
- total depth, ft
- 1
- permits on file
- Apr 20, 1984
- last permit issued
- Mar 17, 1976
- completed
- 130K
- cumulative oil, bbl
- 20
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Mar 17, 1976
- Shut in
- —
- Plugged
- —
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 24 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| East Reddin Unit O-8-4668 | Reddin Unit | O'Ryan Oil and Gas | 24 | 130K | 20 | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 2 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1A.D.S. Resources, Inc.Jan 1993 → Feb 1994
- 2Holden Oil and GasMar 1994 → Sep 1999
- 3O'Ryan Oil and GasOct 1999 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 272137-99 | Recompletion | Thomson-Monteith | Jun 6, 1986 | Apr 20, 1984 | Jun 11, 1984 | 2,685 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-8-4668 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,764 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Flippen | 2,230 | -466 |
| Frazier | 2,370 | -606 |
| Lower Hope | 2,465 | -701 |
| Gunsight | 2,512 | -748 |
| Lower Hope | 2,516 | -752 |
| King | 2,594 | -830 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 2,230 | 2,240 | Perforated |
| 2,383 | 2,392 | Perforated |
| 2,399 | 2,413 | Perforated |
| 2,417 | 2,428 | Perforated |
| 2,520 | 2,536 | Perforated |
| 2,596 | 2,603 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 12.5 | 125 | 15 | 40 S |
| 5.5 | 2,270 | — | — |
| 7 | 2,400 | 8.75 | 60 S |
| 5.5 | 2,557 | 7 | 100 S |
| 4.5 | 2,557 | 7 | 100 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 | Jun 21, 1994 | May 3, 1994 | Yes |
| 00 | Aug 1, 1986 | May 20, 1986 | — |
| 00 | Jul 30, 1986 | Oct 16, 1984 | Yes |
| 00 | Jul 29, 1986 | May 20, 1986 | — |
| 00 | Jul 9, 1986 | — | — |
| 00 | Jan 12, 1984 | Mar 26, 1976 | — |
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 42-441-01678 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-441-01678 → 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/44101678, documented in the API reference.