WELL · 42-183-32118 · DISTRICT 6
Williams GU #4H
Gregg County · Willow Springs (Cotton Valley) field · Producing · Horizontal
Williams GU #4H (API 42-183-32118) is a horizontal well in Gregg County operated by Buffco Production Inc., completed April 8, 2011 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued September 20, 2010, permitted to 16,500 ft.
It was permitted by J-W Operating CO. and has since transferred to Buffco Production Inc. on the wellbore schedule.
Completion filings report 3 formation tops, including Austin Chalk, Massive Anhydrite (marker), Cotton Valley.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by J-W Operating Co.; 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 schedule | Buffco Production Inc. |
| Production reports | Buffco Production Inc.through Apr 2026 |
| Latest permit | J-W Operating Co.Sep 20, 2010 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 16,500
- total depth, ft
- 1
- permits on file
- Sep 20, 2010
- last permit issued
- Apr 8, 2011
- completed
- 0
- cumulative oil, bbl
- 1.8M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Mar 2011 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Apr 8, 2011
- 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 →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Williams GU G-6-261584 | Willow Springs (Cotton Valley) | Buffco Production Inc. | 1 | 0 | 1.8M | Mar 2011 – Jul 2026 |
Gas, mcf lease total
Last 12 months 32,760 · prior 12 36,265(-10%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1J-W Operating Co.Apr 2011 → Sep 2013
- 2Fortune Resources LLCOct 2013 → May 2021
- 3Petralis Energy Resources, LLCJun 2021 → Feb 2023
- 4Buffco Production Inc.Mar 2023 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 702232-99 | Drill | J-W Operating Co. | Sep 15, 2010 | Sep 20, 2010 | Oct 27, 2010 | 16,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-6-261584 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 405 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Austin ChalkBASE AUSTIN CHALK | 3,583 | -3,178 |
| Massive Anhydrite (marker)BASE MASSIVE ANHYDRITE | 6,101 | -5,696 |
| Cotton ValleyCOTTON VALLEY LIME | 10,411 | -10,006 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 11,215 | 11,450 | Perforated |
| 11,570 | 11,805 | Perforated |
| 11,925 | 12,160 | Perforated |
| 12,280 | 12,515 | Perforated |
| 12,635 | 12,870 | Perforated |
| 12,990 | 13,225 | Perforated |
| 13,345 | 13,580 | Perforated |
| 13,700 | 13,985 | Perforated |
| 14,055 | 14,290 | Perforated |
| 14,410 | 14,645 | Perforated |
| 14,765 | 15,000 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 3,078 | 12.25 | 849 S |
| 7.625 | 10,215 | 8.75 | 246 S |
| 4.5 | 15,097 | 6.125 | 495 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 20, 2012 | May 31, 2011 | Yes |
| 00 | Dec 19, 2011 | Apr 28, 2011 | 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 42-183-32118 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-183-32118 → 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/18332118, documented in the API reference.