WELL · 42-177-30168 · DISTRICT 1
Chandler Byron #1
Gonzales County · Cosmopolitan (Austin Chalk) field · Vertical
Chandler Byron #1 (API 42-177-30168) is a plugged well in Gonzales County, plugged May 28, 1998, last operated by Mexamerican Well Service Corp..
The RRC has issued one drilling permit, issued June 19, 1989, permitted to 7,091 ft.
It was permitted by Dominion Minerals Corporation and has since transferred to Mexamerican Well Service Corp. on the wellbore schedule.
Completion filings report 2 formation tops, including Austin Chalk, Eagle Ford.
Its lease has reported 4.33K barrels of oil and 56 mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Mexamerican Well Service Corp.
Permitted by Dominion Minerals Corporation; the EWA schedule now lists a different operator.
Cost, TX · P-5 Y, filed Mar 2, 2007
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Mexamerican Well Service Corp. |
| Production reports | Dominion Minerals Corporationthrough Sep 1997 |
| Latest permit | Dominion Minerals CorporationJun 19, 1989 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,091
- total depth, ft
- 1
- permits on file
- Jun 19, 1989
- last permit issued
- Aug 10, 1989
- completed
- 4.33K
- cumulative oil, bbl
- 56
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 10, 1989
- Shut in
- —
- Plugged
- May 28, 1998
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 |
|---|---|---|---|---|---|---|
| Chandler, Byron O-1-12299 | Cosmopolitan (Austin Chalk) | Mexamerican Well Service Corp. | 1 | 4.33K | 56 | Jan 1993 – 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.
- 1Dominion Minerals CorporationJan 1993 → Jul 1997
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 359924-99 | Reenter | Dominion Minerals Corporation | Jun 1, 1989 | Jun 19, 1989 | — | 7,091 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-12299 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Download CSV →
| Formation | MD ft |
|---|---|
| Austin Chalk | 6,774 |
| Eagle FordEAGLEFORD | 7,009 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,770 | 6,970 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 616 | 12.25 | 435 S |
| 4.5 | 7,087 | — | 160 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 | Aug 31, 1989 | Aug 21, 1989 | — |
| 00 | Aug 24, 1989 | — | — |
| 00 | Jan 12, 1984 | Dec 9, 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 42-177-30168 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-177-30168 → 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/17730168, documented in the API reference.