TEXAS · WELLS · HEMPHILL COUNTY · API 42-211-32419 · DISTRICT 08
Humphreys 28 #4
Hemphill County · Feldman (Tonkawa) field · Producing · Vertical
Humphreys 28 #4 (API 42-211-32419) is a well in Hemphill County operated by Unbridled Resources LLC, completed June 2, 2000 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued March 23, 2000, permitted to 11,250 ft.
It was permitted by Eog Resources, Inc. and has since transferred to Unbridled Resources LLC on the wellbore schedule.
Completion filings report 2 formation tops, including Douglas, Tonkawa.
Its 2 leases have reported 34.3K barrels of oil and 270K mcf of gas since June 2000, last reporting in July 2026. The leases carry 3 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by EOG Resources, Inc.; the EWA schedule now lists a different operator.
- Based in
- Oklahoma City, OK
- P-5 status
- Active (A)
- P-5 last filed
- Dec 17, 2025
- Permits on file
- 6
- Phone
- (318) 751-3917
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Enervest Operating L.L.C. |
| Production reports | Unbridled Resources, LLCthrough Apr 2026 |
| Latest permit | EOG Resources, Inc.Mar 23, 2000 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,250
- total depth, ft
- 1
- permits on file
- Mar 23, 2000
- last permit issued
- Jun 2, 2000
- completed
- 34.3K
- cumulative oil, bbl
- 270K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jun 2000 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jun 2, 2000
- 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 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Humphreys 28 O-14-9201 | Feldman (Tonkawa) | Unbridled Resources, LLC | 2 | 8.78K | 96.7K | Jan 2013 – Jul 2026 |
| Humphreys 28 O-14-7354 | Sparks (Tonkawa) | Enervest Operating, L.L.C. | 1 | 25.5K | 174K | Jun 2000 – Mar 2015 |
Gas, mcf lease total
Last 12 months 2,909 · prior 12 2,936(-1%)
Oil, barrels lease total
Last 12 months 582 · prior 12 158(+268%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1EOG Resources, Inc.Jun 2000 → Dec 2012
- 2Enervest Operating, L.L.C.Jan 2013 → Dec 2015
- 34P Energy Texas, LLCJan 2016 → Oct 2020
- 4Unbridled Resources, LLCMar 2021 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 493367-99 | Drill | EOG Resources, Inc. | Mar 23, 2000 | Mar 23, 2000 | Apr 1, 2000 | 11,250 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jun 2, 2000 | Humphreys 28 O-14-9201 | Feldman (Tonkawa) | Unbridled Resources LLC | Producing | 11,250 |
| Jun 2, 2000 | Humphreys 28 O-14-7354 | Sparks (Tonkawa) | Enervest Operating L.L.C. | Not on Schedule | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,652 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,675 | 7,704 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 2,025 | 12.25 | 865 S |
| 5.5 | 10,800 | 7.875 | 225 S |
| 5.5 | — | 7.875 | 200 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 | Jan 29, 2015 | Jul 3, 2000 | Yes |
| 00 | Sep 6, 2000 | Jul 3, 2000 | Yes |
| 00 | Jul 31, 2000 | — | — |
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 42-211-32419 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-211-32419 → 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/21132419, documented in the API reference.