WELL · 42-363-35772 · DISTRICT 7
Dunlap Chesnut #4
Palo Pinto County · Brazos Grogan (Atoka Bend) field · Temp Abandoned · Vertical
Dunlap Chesnut #4 (API 42-363-35772) is a well in Palo Pinto County operated by Chestnut Mountain Energy LLC, completed November 24, 2009 and listed as temp abandoned on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued April 23, 2008, permitted to 4,999 ft.
It was permitted by Dunlap Exploration, Inc. and has since transferred to Chestnut Mountain Energy LLC on the wellbore schedule.
Completion filings report 2 formation tops, including Big Saline, Marble Falls.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Dunlap Exploration, Inc.; the EWA schedule now lists a different operator.
- Based in
- Fort Worth, TX
- P-5 status
- Active (A)
- P-5 last filed
- Mar 10, 2026
- Phone
- (817) 924-2717
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Chestnut Mountain Energy LLC |
| Production reports | Chestnut Mountain Energy, LLCthrough Jul 2022 |
| Latest permit | Dunlap Exploration, Inc.Apr 23, 2008 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,999
- total depth, ft
- 2
- permits on file
- Apr 23, 2008
- last permit issued
- Nov 24, 2009
- completed
- 0
- cumulative oil, bbl
- 21.6K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Nov 2009 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Nov 24, 2009
- 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 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 |
|---|---|---|---|---|---|---|
| Dunlap Chesnut G-8-255437 | Brazos Grogan (Atoka Bend) | Chestnut Mountain Energy, LLC | 1 | 0 | 21.6K | Nov 2009 – Jul 2026 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Dunlap Exploration, Inc.Dec 2009 → May 2016
- 2Chestnut Mountain Energy, LLCJun 2016 → Jul 2022
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 659090-98 | Drill | Dunlap Exploration, Inc. | Jul 15, 2009 | Apr 23, 2008 | Aug 11, 2009 | 4,999 |
| 659090-99 | Drill | Dunlap Exploration, Inc. | Apr 8, 2008 | Apr 23, 2008 | — | 4,999 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-8-255437 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 784 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Big Saline | 3,710 | -2,926 |
| Marble Falls | 4,150 | -3,366 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,980 | 3,994 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 210 | 12.25 | 140 S |
| 4.5 | 4,111 | 7.875 | 215 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, 2010 | Mar 12, 2010 | Yes |
| 00 | Apr 28, 2010 | — | — |
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 42-363-35772 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-363-35772 → 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/36335772, documented in the API reference.