WELL · 42-089-32441 · DISTRICT 3
Chesterville Unit #21
Colorado County · Chesterville (Miocene 3720) field · Vertical
Chesterville Unit #21 (API 42-089-32441) is a plugged well in Colorado County, plugged March 30, 2010, last operated by Samson Lone Star LLC.
The RRC has issued one drilling permit, issued September 12, 2005, permitted to 8,000 ft.
It was permitted by Samson Lone Star LP and has since transferred to Samson Lone Star LLC on the wellbore schedule.
Completion filings report 2 formation tops, including Frio, 4200' Sand.
Operator of record
Permitted by Samson Lone Star LP; the EWA schedule now lists a different operator.
- Based in
- Tulsa, OK
- P-5 status
- Delinquent (D)
- P-5 last filed
- Jan 30, 2020
- Permits on file
- 1,290
- Phone
- (918) 591-1834
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Samson Lone Star LLC |
| Production reports | Samson Lone Star, LLCthrough Feb 2009 |
| Latest permit | Samson Lone Star LPSep 12, 2005 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,000
- total depth, ft
- 1
- permits on file
- Sep 12, 2005
- last permit issued
- Aug 11, 2006
- completed
- 0
- cumulative oil, bbl
- 518K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 2006 THROUGH Mar 2010
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 11, 2006
- Shut in
- —
- Plugged
- Mar 30, 2010
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 |
|---|---|---|---|---|---|---|
| Chesterville Unit G-3-213869 | Chesterville (Miocene 3720) | Samson Lone Star, LLC | 1 | 0 | 518K | Jan 2006 – Mar 2010 |
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.
- 1Samson Lone Star LPJan 2006 → Jun 2007
- 2Samson Lone Star, LLCJul 2007 → Feb 2009
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 606128-99 | Drill | Samson Lone Star LP | Sep 9, 2005 | Sep 12, 2005 | Nov 19, 2005 | 8,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-3-213869 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 153 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Frio | 3,530 | -3,377 |
| 4200' Sand | 4,240 | -4,087 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,890 | 3,898 | Perforated |
| 3,979 | 3,981 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,500 | 12.25 | 795 S |
| 4.5 | 4,396 | 7.875 | 895 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 | Feb 10, 2007 | Aug 29, 2006 | — |
| 00 | May 22, 2006 | Jan 23, 2006 | Yes |
| 00 | Feb 13, 2006 | — | — |
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 42-089-32441 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-089-32441 → 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/08932441, documented in the API reference.