TEXAS · WELLS · ERATH COUNTY · ULMER, C. M. LEASE · API 42-143-30951 · DISTRICT 6E
Ulmer C. M. #4
Erath County · Big Sunday Creek (Big Saline) field · Vertical
Ulmer C. M. #4 (API 42-143-30951) is a plugged well in Erath County, plugged August 5, 1998, last operated by Stephens & Johnson Operating CO..
The RRC has issued one drilling permit (amended once), issued September 21, 1993, permitted to 5,000 ft.
Completion filings report 2 formation tops, including Strawn, Big Saline.
Its lease has reported 67.5K mcf of gas since November 1993, with no volume in the three years through August 2026.
Operator of record
Stephens & Johnson Operating Co.
- Based in
- Wichita Falls, TX
- P-5 status
- Active (A)
- P-5 last filed
- Jul 2, 2026
- Permits on file
- 360
- Phone
- (940) 723-2166
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Stephens & Johnson Operating Co. |
| Production reports | Stephens & Johnson Operating Co.through Jul 1997 |
| Latest permit | Stephens & Johnson Operating Co.Sep 21, 1993 |
- 5,000
- total depth, ft
- 2
- permits on file
- Sep 21, 1993
- last permit issued
- Nov 6, 1993
- completed
- 0
- cumulative oil, bbl
- 67.5K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · NOV 1993 THROUGH JUL 1997
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Nov 6, 1993
- Shut in
- —
- Plugged
- Aug 5, 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.
Wells nearby
Every well with a location on file around this well, in any state, nearest first.
Texas locations come from drilling permits, so most older Texas wells have none and are not listed.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH AUG 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 |
|---|---|---|---|---|---|---|
| Ulmer, C. M. G-8-147501 | Big Sunday Creek (Big Saline) | Stephens & Johnson Operating Co. | 1 | 0 | 67.5K | Nov 1993 – Jul 1997 |
No volumes reported on these leases in the last three years.
Wells named Ulmer C. M.
Stephens & Johnson Operating Co.'s other wells filed under this lease name in Erath County, newest permit first. The RRC gives a gas well its own lease number, so the name is what joins the wells of a unit.
Loading the lease's wellsChain of custody
Every operator that reported production on this well's lease, in order.
- 1Stephens & Johnson Operating Co.Nov 1993 → Jul 1997
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 416268-98 | Drill | Stephens & Johnson Operating Co. | Dec 6, 1993 | Sep 21, 1993 | Oct 26, 1993 | 5,000 |
| 416268-99 | Drill | Stephens & Johnson Operating Co. | Sep 21, 1993 | Sep 21, 1993 | — | 5,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Nov 6, 1993 | Ulmer C. M. G-8-147501 | Big Sunday Creek (Big Saline) | Stephens & Johnson Operating Co. | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,230 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Strawn | 1,525 | -295 |
| Big Saline | 3,665 | -2,435 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,752 | 3,774 | Perforated |
| 3,815 | 3,820 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 632 | 12.25 | 330 S |
| 4.5 | 3,890 | 7.875 | 135 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Mar 4, 1994 | Nov 22, 1993 | Yes |
| 00 | Dec 31, 1993 | — | — |
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 42-143-30951 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-143-30951 → scanned completion filings
Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it.
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/14330951, documented in the API reference.