WELL · 42-337-35501 · DISTRICT 9
Denson Unit #4
Montague County · Montague County Regular field · Injection · Directional
Denson Unit #4 (API 42-337-35501) is a well in Montague County operated by Quail Ridge Operating LLC, completed April 30, 2024 and listed as injection on the RRC schedule.
The RRC has issued one drilling permit, issued March 6, 2024, permitted to 5,100 ft.
Completion filings report 10 formation tops, including Canyon, Strawn, Brazos River, Bryson.
No lease production has been reported under this well’s leases.
It holds an active disposal or injection permit, with 741K barrels injected in the 12 months reported through July 2025; TexNet located 0 M2+ earthquakes within 10 km over the last two years.
Operator of record
Graham, TX · P-5 Y, filed Feb 4, 2026 · 31 permits on file · (214) 212-4476
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Quail Ridge Operating LLC |
| Production reports | none |
| Latest permit | Quail Ridge Operating LLCMar 6, 2024 |
- 5,100
- total depth, ft
- 1
- permits on file
- Mar 6, 2024
- last permit issued
- Apr 30, 2024
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 2024 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Apr 30, 2024
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
Surface location
33.562295, -97.969076
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Montague County.
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 |
|---|---|---|---|---|---|---|
| Denson Unit O-13-34325 | Montague County Regular | Quail Ridge Operating LLC | 1 | 0 | 0 | Apr 2024 – Jul 2026 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 897707-99 | Drill | Quail Ridge Operating LLC | Feb 26, 2024 | Mar 6, 2024 | Apr 19, 2024 | 5,100 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-13-34325 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,035 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| CanyonCANYON SAND | 1,304 | -269 |
| Strawn | 2,859 | -1,824 |
| Brazos River | — | — |
| BrysonBRYSON SAND | — | — |
| Cisco | — | — |
| Palo Pinto | — | — |
| Permian (undifferentiated)PERMIAN | — | — |
| Spanish Fort | — | — |
| Trinity Water Sands - High Wash- | — | — |
| Undetermined - Gas Producing Zon | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,716 | 5,018 | Open hole |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 668 | 12.25 | 320 S |
| 5.5 | 5,000 | 8.75 | 490 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 | Oct 11, 2024 | Jul 30, 2024 | Yes |
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 42-337-35501 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-337-35501 → 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.
Nearby wells and their tops
NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM
Draw a cross-section
This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.
Denson Unit42-337-35498
0.0 KM · Quail Ridge Operating LLC · Section with this well →
| Canyon | 1,304 | -162 |
| Strawn | 2,859 | -1,717 |
| Trinity Water Sands - High Wash- | — | |
| Bryson | — | |
| Undetermined - Gas Producing Zon | — | |
| Cisco | — | |
| Brazos River | — | |
| Spanish Fort | — |
10 TOPS · FIRST 8
Denson Unit42-337-35499
0.0 KM · Quail Ridge Operating LLC · Section with this well →
| Canyon | 1,297 | -155 |
| Strawn | 2,851 | -1,709 |
| Brazos River | — | |
| Bryson | — | |
| Cisco | — | |
| Palo Pinto | — | |
| Permian (undifferentiated) | — | |
| Spanish Fort | — |
10 TOPS · FIRST 8
Denson Unit42-337-35500
0.0 KM · Quail Ridge Operating LLC · Section with this well →
| Canyon | 1,320 | -180 |
| Strawn | 2,855 | -1,715 |
| Bryson | — | |
| Undetermined - Gas Producing Zon | — | |
| Brazos River | — | |
| Trinity Water Sands - High Wash- | — | |
| Spanish Fort | — | |
| Permian (undifferentiated) | — |
10 TOPS · FIRST 8
Wolf Unit42-337-35508
1.2 KM · Quail Ridge Operating LLC · Section with this well →
| Cisco | 1,252 | -217 |
| Caddo | 2,795 | -1,760 |
| Marble Falls | 5,000 | -3,965 |
| Barnett | 6,742 | -5,707 |
| Palo Pinto | — | |
| Strawn | — | |
| Trinity Water Sands - High Wash- | — | |
| Canyon | — |
10 TOPS · FIRST 8
Wolf Unit42-337-35509
1.2 KM · Quail Ridge Operating LLC · Section with this well →
| Cisco | 1,252 | -217 |
| Undetermined - Gas Producing Zon | — | |
| Brazos River | — | |
| Bryson | — | |
| Canyon | — | |
| Palo Pinto | — | |
| Permian (undifferentiated) | — | |
| Spanish Fort | — |
10 TOPS · FIRST 8
Wolf Unit42-337-35510
1.2 KM · Quail Ridge Operating LLC · Section with this well →
| Permian (undifferentiated) | 1,252 | -217 |
| Caddo | 2,795 | -1,760 |
| Marble Falls | 5,000 | -3,965 |
| Barnett | 6,700 | -5,665 |
| Palo Pinto | — | |
| Canyon | — | |
| Cisco | — | |
| Trinity Water Sands - High Wash- | — |
10 TOPS · FIRST 8
Gilbert Unit42-337-35496
1.2 KM · Quail Ridge Operating LLC · Section with this well →
| Canyon | 1,275 | -133 |
| Strawn | 2,814 | -1,672 |
| Bryson | — | |
| Cisco | — | |
| Palo Pinto | — | |
| Permian (undifferentiated) | — | |
| Spanish Fort | — | |
| Trinity Water Sands - High Wash- | — |
10 TOPS · FIRST 8
Gilbert Unit42-337-35495
1.2 KM · Quail Ridge Operating LLC · Section with this well →
| Canyon | 1,271 | -236 |
| Strawn | 2,814 | -1,779 |
| Brazos River | — | |
| Trinity Water Sands - High Wash- | — | |
| Spanish Fort | — | |
| Permian (undifferentiated) | — | |
| Palo Pinto | — | |
| Bryson | — |
10 TOPS · FIRST 8
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 741K
- bbl, last 12 reported months
- 742K
- bbl, all reported
- Jul 2025
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000126545 | W-14 Disposal | Active | 4,990 | 1,850 | 3,700–5,000 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 741,298 · prior 12 562(+131804%)
TexNet catalog via USGS
Seismicity near this well
- 0
- M2+ events within 10 km, last 2 years
- —
- largest
A proximity count, not an attribution. How to read 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/33735501, documented in the API reference.