WELL · 42-203-33619 · DISTRICT 6

Eastman Chemical Company GU 1 #12

Y

Harrison County · Oak Hill (Cotton Valley) field · Producing  · Directional

Eastman Chemical Company GU 1 #12 (API 42-203-33619) is a well in Harrison County operated by Buffco Production Inc., completed July 19, 2007 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued August 4, 2006, permitted to 11,500 ft.

It was permitted by Craton Energy Company II LLC and has since transferred to Buffco Production Inc. on the wellbore schedule.

Completion filings report 6 formation tops, including Pine Island, Pettit, Travis Peak, Cotton Valley.

No lease production has been reported under this well’s leases.

Operator of record

Buffco Production Inc.

Permitted by Craton Energy Company II LLC; the EWA schedule now lists a different operator.

Longview, TX · P-5 Y, filed Sep 4, 2025 · 397 permits on file · (903) 736-4697

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleBuffco Production Inc.
Production reportsBuffco Production Inc.through Apr 2026
Latest permitCraton Energy Company II LLCAug 4, 2006

The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.

11,500
total depth, ft
1
permits on file
Aug 4, 2006
last permit issued
Jul 19, 2007
completed
0
cumulative oil, bbl
257K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jul 2007 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jul 19, 2007
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

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 →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Eastman Chemical Company GU 1 G-6-239108Oak Hill (Cotton Valley)Buffco Production Inc.10257KJul 2007 – Jul 2026

Gas, mcf lease total

Last 12 months 9,514 · prior 12 8,000(+19%)

02K4K202420252026

Chain of custody

Every operator that reported production on this well's lease, in order.

  1. 1Chesapeake Operating, Inc.Jul 2007 → Jun 2009
  2. 2Buffco Production Inc.Jul 2009 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
623848-99DrillCraton Energy Company II LLCAug 4, 2006Aug 4, 2006May 4, 200711,500

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-6-239108————

Formation tops

As filed on W-2/G-1. Subsea from 254 ft elevation.Download CSV →

FormationMD ftSubsea
Pine Island7,197-6,943
Pettit7,278-7,024
Travis Peak7,579-7,325
Cotton Valley9,236-8,982
Taylor10,662-10,408
Bossier11,020-10,766

Perforations

Perforated and open-hole intervals.

FromToType
9,7629,424Perforated
9,85410,459Perforated
10,67610,972Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,36012.25495 S
4.511,1357.8751,700 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 →

SuffixFiledW-2 / G-1 dateLogs referenced
00Oct 3, 2008Aug 9, 2007Yes
00Sep 23, 2008——

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.

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/20333619, documented in the API reference.